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Gene Information

Gene symbol: TIMP1

Gene name: TIMP metallopeptidase inhibitor 1

HGNC ID: 11820

Synonyms: EPO

Related Genes

# Gene Symbol Number of hits
1 ADAM17 1 hits
2 ADCYAP1 1 hits
3 ADIPOQ 1 hits
4 AGT 1 hits
5 AGTR1 1 hits
6 AGTR2 1 hits
7 AKT1 1 hits
8 ALB 1 hits
9 B2M 1 hits
10 BSG 1 hits
11 BTF3L1 1 hits
12 CCL2 1 hits
13 CD46 1 hits
14 CFP 1 hits
15 CGB 1 hits
16 COL1A1 1 hits
17 COL1AR 1 hits
18 COL3A1 1 hits
19 COL4A4 1 hits
20 COX8A 1 hits
21 CRP 1 hits
22 CTGF 1 hits
23 CTSS 1 hits
24 CXCL9 1 hits
25 ELK1 1 hits
26 FGF2 1 hits
27 FOXM1 1 hits
28 GJA1 1 hits
29 HBB 1 hits
30 HK2 1 hits
31 HSPB1 1 hits
32 IFNG 1 hits
33 IGF1 1 hits
34 IGFBP7 1 hits
35 IL18 1 hits
36 IL1A 1 hits
37 IL1B 1 hits
38 IL6 1 hits
39 INS 1 hits
40 LEP 1 hits
41 MAFD2 1 hits
42 MAPK3 1 hits
43 MMP1 1 hits
44 MMP13 1 hits
45 MMP14 1 hits
46 MMP2 1 hits
47 MMP3 1 hits
48 MMP7 1 hits
49 MMP8 1 hits
50 MMP9 1 hits
51 MN1 1 hits
52 NFKB1 1 hits
53 NOS2A 1 hits
54 P4HB 1 hits
55 PCTK1 1 hits
56 PPARA 1 hits
57 PTGS1 1 hits
58 RBM10 1 hits
59 RCA1 1 hits
60 RETN 1 hits
61 RP2 1 hits
62 RXRA 1 hits
63 SERPINA3 1 hits
64 SERPINE1 1 hits
65 STS 1 hits
66 TGFA 1 hits
67 TGFB1 1 hits
68 TIMP2 1 hits
69 TIMP3 1 hits
70 TIMP4 1 hits
71 TLR4 1 hits
72 TNF 1 hits
73 UBA1 1 hits
74 USP11 1 hits
75 UXT 1 hits
76 VDR 1 hits
77 VEGFA 1 hits
78 ZNF157 1 hits

Related Sentences

# PMID Sentence
1 7533311 The mRNA levels for MMP-1 and MMP-3 decreased with age in STZ-induced diabetes.
2 7533311 At 24 weeks after STZ injection, mRNA levels for MMP-1 and MMP-3 fell to 40% (p < 0.01) and 20% (p < 0.01), respectively, in the glomeruli of diabetic rats when compared with control rats.
3 7533311 In contrast, mRNA levels for TIMP-1 increased significantly with age in the diabetic glomeruli and reached an 8-fold (p < 0.01) increased at 24 weeks after STZ injection. mRNA levels for MMP-2 were not altered in glomeruli from diabetic and control rats throughout the experimental period, whereas those for MMP-9 were not detected in glomeruli from either group of rats.
4 7533311 Insulin treatment partially ameliorated the decrease in mRNA levels for MMP-1 and MMP-3 and the increase in those for TIMP-1 in the glomeruli of diabetic rats.
5 7533311 These data indicate that abnormal gene regulation of MMPs and TIMP-1 in the glomeruli of diabetic rats may contribute to the progression of glomerular lesions and that hyperglycemia or insulin deficiency may be associated with abnormal MMPs and TIMP-1 gene regulation.
6 7533311 The mRNA levels for MMP-1 and MMP-3 decreased with age in STZ-induced diabetes.
7 7533311 At 24 weeks after STZ injection, mRNA levels for MMP-1 and MMP-3 fell to 40% (p < 0.01) and 20% (p < 0.01), respectively, in the glomeruli of diabetic rats when compared with control rats.
8 7533311 In contrast, mRNA levels for TIMP-1 increased significantly with age in the diabetic glomeruli and reached an 8-fold (p < 0.01) increased at 24 weeks after STZ injection. mRNA levels for MMP-2 were not altered in glomeruli from diabetic and control rats throughout the experimental period, whereas those for MMP-9 were not detected in glomeruli from either group of rats.
9 7533311 Insulin treatment partially ameliorated the decrease in mRNA levels for MMP-1 and MMP-3 and the increase in those for TIMP-1 in the glomeruli of diabetic rats.
10 7533311 These data indicate that abnormal gene regulation of MMPs and TIMP-1 in the glomeruli of diabetic rats may contribute to the progression of glomerular lesions and that hyperglycemia or insulin deficiency may be associated with abnormal MMPs and TIMP-1 gene regulation.
11 7533311 The mRNA levels for MMP-1 and MMP-3 decreased with age in STZ-induced diabetes.
12 7533311 At 24 weeks after STZ injection, mRNA levels for MMP-1 and MMP-3 fell to 40% (p < 0.01) and 20% (p < 0.01), respectively, in the glomeruli of diabetic rats when compared with control rats.
13 7533311 In contrast, mRNA levels for TIMP-1 increased significantly with age in the diabetic glomeruli and reached an 8-fold (p < 0.01) increased at 24 weeks after STZ injection. mRNA levels for MMP-2 were not altered in glomeruli from diabetic and control rats throughout the experimental period, whereas those for MMP-9 were not detected in glomeruli from either group of rats.
14 7533311 Insulin treatment partially ameliorated the decrease in mRNA levels for MMP-1 and MMP-3 and the increase in those for TIMP-1 in the glomeruli of diabetic rats.
15 7533311 These data indicate that abnormal gene regulation of MMPs and TIMP-1 in the glomeruli of diabetic rats may contribute to the progression of glomerular lesions and that hyperglycemia or insulin deficiency may be associated with abnormal MMPs and TIMP-1 gene regulation.
16 7703388 This study was designed to assess whether the glomerular expression of mRNA for extracellular matrix (ECM) components including alpha 1 (I), alpha 1 (III), and alpha 1 (IV) collagen chains, laminin B1 and B2 chains, metalloproteinases (MMP), and tissue inhibitor of metalloproteinases (TIMP) is affected by enalapril in 12- and 24-wk-old rat after streptozotocin injection.
17 7703388 At 24 wk, mRNA levels for MMP-1 and MMP-3 fell to 40% (P < 0.01) and 20% (P < 0.01), respectively, in the glomeruli of diabetic rats compared with levels in controls.
18 7703388 In contrast, mRNA levels for TIMP-1 and TIMP-2 increased significantly at 24 wk after streptozotocin injection (TIMP-1: 8.0-fold (P < 0.01) and TIMP-2: 6.4-fold (P < 0.01)).
19 7703388 This study was designed to assess whether the glomerular expression of mRNA for extracellular matrix (ECM) components including alpha 1 (I), alpha 1 (III), and alpha 1 (IV) collagen chains, laminin B1 and B2 chains, metalloproteinases (MMP), and tissue inhibitor of metalloproteinases (TIMP) is affected by enalapril in 12- and 24-wk-old rat after streptozotocin injection.
20 7703388 At 24 wk, mRNA levels for MMP-1 and MMP-3 fell to 40% (P < 0.01) and 20% (P < 0.01), respectively, in the glomeruli of diabetic rats compared with levels in controls.
21 7703388 In contrast, mRNA levels for TIMP-1 and TIMP-2 increased significantly at 24 wk after streptozotocin injection (TIMP-1: 8.0-fold (P < 0.01) and TIMP-2: 6.4-fold (P < 0.01)).
22 8322893 Human glomeruli express TIMP-1 mRNA and TIMP-2 protein and mRNA.
23 8322893 We examined the gene expression of tissue inhibitor of metalloproteinases (TIMP)-1 and TIMP-2 in human glomeruli and TIMP-2 protein in tissue sections.
24 8322893 TIMP-1 and TIMP-2 cDNA levels, detected in glomeruli from all patients, were increased fourfold and threefold, respectively, in patients with glomerulosclerosis.
25 8322893 In conclusion, both TIMP genes were expressed in normal glomeruli, and their level of expression was increased in glomerulosclerosis associated with renal carcinoma, suggesting that expression of these inhibitors may correlate with the development of sclerosis.
26 8322893 Human glomeruli express TIMP-1 mRNA and TIMP-2 protein and mRNA.
27 8322893 We examined the gene expression of tissue inhibitor of metalloproteinases (TIMP)-1 and TIMP-2 in human glomeruli and TIMP-2 protein in tissue sections.
28 8322893 TIMP-1 and TIMP-2 cDNA levels, detected in glomeruli from all patients, were increased fourfold and threefold, respectively, in patients with glomerulosclerosis.
29 8322893 In conclusion, both TIMP genes were expressed in normal glomeruli, and their level of expression was increased in glomerulosclerosis associated with renal carcinoma, suggesting that expression of these inhibitors may correlate with the development of sclerosis.
30 8322893 Human glomeruli express TIMP-1 mRNA and TIMP-2 protein and mRNA.
31 8322893 We examined the gene expression of tissue inhibitor of metalloproteinases (TIMP)-1 and TIMP-2 in human glomeruli and TIMP-2 protein in tissue sections.
32 8322893 TIMP-1 and TIMP-2 cDNA levels, detected in glomeruli from all patients, were increased fourfold and threefold, respectively, in patients with glomerulosclerosis.
33 8322893 In conclusion, both TIMP genes were expressed in normal glomeruli, and their level of expression was increased in glomerulosclerosis associated with renal carcinoma, suggesting that expression of these inhibitors may correlate with the development of sclerosis.
34 8322893 Human glomeruli express TIMP-1 mRNA and TIMP-2 protein and mRNA.
35 8322893 We examined the gene expression of tissue inhibitor of metalloproteinases (TIMP)-1 and TIMP-2 in human glomeruli and TIMP-2 protein in tissue sections.
36 8322893 TIMP-1 and TIMP-2 cDNA levels, detected in glomeruli from all patients, were increased fourfold and threefold, respectively, in patients with glomerulosclerosis.
37 8322893 In conclusion, both TIMP genes were expressed in normal glomeruli, and their level of expression was increased in glomerulosclerosis associated with renal carcinoma, suggesting that expression of these inhibitors may correlate with the development of sclerosis.
38 8475898 PL-DHA was positively associated with Bayley psychomotor and mental developmental indexes (PDI and MDI, respectively) in preterm infants.
39 8475898 Using multiple-regression analysis, 64% (R2 = 0.639; p = 0.0001) of PDI variance was explained by 1/DHA and weight at 1 y, whereas 82% (R2 = 0.816; p = 0.0001) of MDI variance was explained by weight at 1 y, Apgar score, 1/DHA, and 1/EPA. 1/DHA was negatively correlated with PDI and MDI, whereas 1/EPA was positively correlated with MDI.
40 8525763 Serological markers of metabolism of liver connective tissue are clearly involved in fibrogenesis process and other inflammatory connected events; standardization of laboratory methods surely will result in new possibilities of non-invasive valuation of liver injury, evolution and therapeutic response; special histological damage such as sinusoidal "cappilarization" (type i.v. collagen and laminin), endothelial sinusoidal cell function (seric hyaluronate), or collagenase activity (TIMP-1 or tissue inhibitor of metalloproteinases-1) seems to be valuable by these new technologies.
41 8614290 We investigated serum levels of type III procollagen aminopeptide (CIII), 7S type IV collagen (CIV), and tissue inhibitor of metalloproteinase (TIMP) in 33 patients with type II diabetes mellitus (DM) without uremia (serum creatinine less than 1.5 mg/dl).
42 8721333 There was no correlation between serum TIMP-1 and serum creatinine, creatinine clearance, serum and urinary beta 2-microglobulin, urinary NAG, HbA1c, or urinary TIMP-1.
43 8721333 There was a significant correlation between urinary TIMP-1 and urinary albumin, and was a significant correlation between urinary TIMP-1 and urinary NAG.
44 8721333 There was no correlation between serum TIMP-1 and serum creatinine, creatinine clearance, serum and urinary beta 2-microglobulin, urinary NAG, HbA1c, or urinary TIMP-1.
45 8721333 There was a significant correlation between urinary TIMP-1 and urinary albumin, and was a significant correlation between urinary TIMP-1 and urinary NAG.
46 8808115 The increase in TIMP-1 expression was ameliorated by insulin treatment that normalized blood glucose levels.
47 9051726 Expression of constitutive cyclo-oxygenase (COX-1) in rats with streptozotocin-induced diabetes; effects of treatment with evening primrose oil or an aldose reductase inhibitor on COX-1 mRNA levels.
48 9051726 Evening primrose oil (EPO) treatment increased COX-1 mRNA in nerve and retina to levels in diabetic rats that were higher than those of non-diabetic controls (1.21 +/- 0.28 for nerve and 0.065 +/- 0.017 for retina, where control retinae gave 0.031 +/- 0.020-see above for nerve).
49 9051726 Treatment of diabetic rats with an aldose reductase inhibitor was without effect on COX-1 mRNA levels in the tissues examined.
50 9051726 Apart from providing arachidonate as substrate for COX, EPO stimulates COX-1 expression in some tissues.
51 9051726 Expression of constitutive cyclo-oxygenase (COX-1) in rats with streptozotocin-induced diabetes; effects of treatment with evening primrose oil or an aldose reductase inhibitor on COX-1 mRNA levels.
52 9051726 Evening primrose oil (EPO) treatment increased COX-1 mRNA in nerve and retina to levels in diabetic rats that were higher than those of non-diabetic controls (1.21 +/- 0.28 for nerve and 0.065 +/- 0.017 for retina, where control retinae gave 0.031 +/- 0.020-see above for nerve).
53 9051726 Treatment of diabetic rats with an aldose reductase inhibitor was without effect on COX-1 mRNA levels in the tissues examined.
54 9051726 Apart from providing arachidonate as substrate for COX, EPO stimulates COX-1 expression in some tissues.
55 9211353 In situ hybridization studies of matrix metalloproteinase-3, tissue inhibitor of metalloproteinase-1 and type IV collagen in diabetic nephropathy.
56 9211353 To determine the balance between the turnover and degradation of extracellular matrix (ECM) in renal tissue of patients with DN, we examined the expression of matrix metalloproteinase-3 (MMP-3), tissue inhibitor of metalloproteinase-1 (TIMP-1) and type IV collagen (IV-C) mRNAs using a high-resolution in situ hybridization.
57 9211353 The expression of MMP-3 mRNA and TIMP-1 mRNA was strongest in glomeruli of grade I and inversely correlated with mesangial expansion.
58 9211353 Our results indicate that IV-C, MMP-3 and TIMP-1 mRNAs are expressed in glomerular resident cells, tubular epithelial cells and infiltrating cells in renal tissue of DN, and suggest that their expression changes with the degree of mesangial expansion and interstitial injury.
59 9211353 Altered expression of MMP-3 and TIMP-1 may be associated with the progression of DN.
60 9211353 In situ hybridization studies of matrix metalloproteinase-3, tissue inhibitor of metalloproteinase-1 and type IV collagen in diabetic nephropathy.
61 9211353 To determine the balance between the turnover and degradation of extracellular matrix (ECM) in renal tissue of patients with DN, we examined the expression of matrix metalloproteinase-3 (MMP-3), tissue inhibitor of metalloproteinase-1 (TIMP-1) and type IV collagen (IV-C) mRNAs using a high-resolution in situ hybridization.
62 9211353 The expression of MMP-3 mRNA and TIMP-1 mRNA was strongest in glomeruli of grade I and inversely correlated with mesangial expansion.
63 9211353 Our results indicate that IV-C, MMP-3 and TIMP-1 mRNAs are expressed in glomerular resident cells, tubular epithelial cells and infiltrating cells in renal tissue of DN, and suggest that their expression changes with the degree of mesangial expansion and interstitial injury.
64 9211353 Altered expression of MMP-3 and TIMP-1 may be associated with the progression of DN.
65 9211353 In situ hybridization studies of matrix metalloproteinase-3, tissue inhibitor of metalloproteinase-1 and type IV collagen in diabetic nephropathy.
66 9211353 To determine the balance between the turnover and degradation of extracellular matrix (ECM) in renal tissue of patients with DN, we examined the expression of matrix metalloproteinase-3 (MMP-3), tissue inhibitor of metalloproteinase-1 (TIMP-1) and type IV collagen (IV-C) mRNAs using a high-resolution in situ hybridization.
67 9211353 The expression of MMP-3 mRNA and TIMP-1 mRNA was strongest in glomeruli of grade I and inversely correlated with mesangial expansion.
68 9211353 Our results indicate that IV-C, MMP-3 and TIMP-1 mRNAs are expressed in glomerular resident cells, tubular epithelial cells and infiltrating cells in renal tissue of DN, and suggest that their expression changes with the degree of mesangial expansion and interstitial injury.
69 9211353 Altered expression of MMP-3 and TIMP-1 may be associated with the progression of DN.
70 9211353 In situ hybridization studies of matrix metalloproteinase-3, tissue inhibitor of metalloproteinase-1 and type IV collagen in diabetic nephropathy.
71 9211353 To determine the balance between the turnover and degradation of extracellular matrix (ECM) in renal tissue of patients with DN, we examined the expression of matrix metalloproteinase-3 (MMP-3), tissue inhibitor of metalloproteinase-1 (TIMP-1) and type IV collagen (IV-C) mRNAs using a high-resolution in situ hybridization.
72 9211353 The expression of MMP-3 mRNA and TIMP-1 mRNA was strongest in glomeruli of grade I and inversely correlated with mesangial expansion.
73 9211353 Our results indicate that IV-C, MMP-3 and TIMP-1 mRNAs are expressed in glomerular resident cells, tubular epithelial cells and infiltrating cells in renal tissue of DN, and suggest that their expression changes with the degree of mesangial expansion and interstitial injury.
74 9211353 Altered expression of MMP-3 and TIMP-1 may be associated with the progression of DN.
75 9211353 In situ hybridization studies of matrix metalloproteinase-3, tissue inhibitor of metalloproteinase-1 and type IV collagen in diabetic nephropathy.
76 9211353 To determine the balance between the turnover and degradation of extracellular matrix (ECM) in renal tissue of patients with DN, we examined the expression of matrix metalloproteinase-3 (MMP-3), tissue inhibitor of metalloproteinase-1 (TIMP-1) and type IV collagen (IV-C) mRNAs using a high-resolution in situ hybridization.
77 9211353 The expression of MMP-3 mRNA and TIMP-1 mRNA was strongest in glomeruli of grade I and inversely correlated with mesangial expansion.
78 9211353 Our results indicate that IV-C, MMP-3 and TIMP-1 mRNAs are expressed in glomerular resident cells, tubular epithelial cells and infiltrating cells in renal tissue of DN, and suggest that their expression changes with the degree of mesangial expansion and interstitial injury.
79 9211353 Altered expression of MMP-3 and TIMP-1 may be associated with the progression of DN.
80 9394952 The expression of mRNA and distribution of alpha 1(IV), alpha 3(IV) chains of type IV collagen, matrix metalloproteinase 2 (MMP-2), and tissue inhibitor of metalloproteinase 1 (TIMP-1) were examined in kidneys from streptozotocin-diabetic rats, 2.5 months after administration of the drug, an early time point when specific diabetic glomerular changes were still minimal.
81 9394952 Northern blot analysis, using whole kidney mRNA, revealed that diabetic rat kidneys expressed 113.5% more alpha 1(IV), 46.5% more alpha 3(IV), 54.8% less MMP-2 and 246% more TIMP-1 (in all instances: p < 0.05).
82 9394952 A quantitative analysis of the data indicated the following changes in glomeruli: (1) 74.6% more alpha 1(IV), (2) 103.8% more alpha 3(IV), (3) 40.7% less MMP-2 and (4) 80.9% more TIMP-1.
83 9394952 The expression of mRNA and distribution of alpha 1(IV), alpha 3(IV) chains of type IV collagen, matrix metalloproteinase 2 (MMP-2), and tissue inhibitor of metalloproteinase 1 (TIMP-1) were examined in kidneys from streptozotocin-diabetic rats, 2.5 months after administration of the drug, an early time point when specific diabetic glomerular changes were still minimal.
84 9394952 Northern blot analysis, using whole kidney mRNA, revealed that diabetic rat kidneys expressed 113.5% more alpha 1(IV), 46.5% more alpha 3(IV), 54.8% less MMP-2 and 246% more TIMP-1 (in all instances: p < 0.05).
85 9394952 A quantitative analysis of the data indicated the following changes in glomeruli: (1) 74.6% more alpha 1(IV), (2) 103.8% more alpha 3(IV), (3) 40.7% less MMP-2 and (4) 80.9% more TIMP-1.
86 9394952 The expression of mRNA and distribution of alpha 1(IV), alpha 3(IV) chains of type IV collagen, matrix metalloproteinase 2 (MMP-2), and tissue inhibitor of metalloproteinase 1 (TIMP-1) were examined in kidneys from streptozotocin-diabetic rats, 2.5 months after administration of the drug, an early time point when specific diabetic glomerular changes were still minimal.
87 9394952 Northern blot analysis, using whole kidney mRNA, revealed that diabetic rat kidneys expressed 113.5% more alpha 1(IV), 46.5% more alpha 3(IV), 54.8% less MMP-2 and 246% more TIMP-1 (in all instances: p < 0.05).
88 9394952 A quantitative analysis of the data indicated the following changes in glomeruli: (1) 74.6% more alpha 1(IV), (2) 103.8% more alpha 3(IV), (3) 40.7% less MMP-2 and (4) 80.9% more TIMP-1.
89 9703333 Competition-based reverse transcription-polymerase chain reaction revealed that nondiabetic and diabetic HRECs expressed constitutively mRNA for MMP-2, MMP-9, tissue inhibitor of metalloproteinase (TIMP)-1, TIMP-2, and fibronectin.
90 9703333 After exposure to 5 or 30 mmol/l glucose, no changes were detected in mRNA levels in MMP-2 or MMP-9, their inhibitors TIMP-1 and TIMP-2, or fibronectin in either nondiabetic or diabetic HREC cultures.
91 9703333 Competition-based reverse transcription-polymerase chain reaction revealed that nondiabetic and diabetic HRECs expressed constitutively mRNA for MMP-2, MMP-9, tissue inhibitor of metalloproteinase (TIMP)-1, TIMP-2, and fibronectin.
92 9703333 After exposure to 5 or 30 mmol/l glucose, no changes were detected in mRNA levels in MMP-2 or MMP-9, their inhibitors TIMP-1 and TIMP-2, or fibronectin in either nondiabetic or diabetic HREC cultures.
93 9890310 In conclusion, PPS alters extracellular matrix turnover through the induction of MMP-2 and alterations in the TIMP profile and may be useful in decreasing progressive glomerulosclerosis.
94 10077349 The increased ovarian proteolytic activity associated with ovulation is controlled by locally produced specific inhibitors, plasminogen activator inhibitor-1 (PAI-1) and tissue inhibitor of metalloproteases-1 (TIMP-1).
95 10077349 These include steroids, vascular endothelial growth factor (VEGF), cytokines, eicosanoids, platelet activating factor (PAF), nitric oxide and nitric oxide synthase (NO/NOS), kinins and oxygen radicals.
96 10426384 IGF-1 decreases collagen degradation in diabetic NOD mesangial cells: implications for diabetic nephropathy.
97 10426384 We showed that mesangial cells (MCs) from diabetic mice exhibited a stable phenotypic switch, consisting of both increased IGF-1 synthesis and proliferation (Elliot SJ, Striker LJ, Hattori M, Yang CW, He CJ, Peten EP, Striker GE: Mesangial cells from diabetic NOD mice constitutively secrete increased amounts of insulin-like growth factor-I.
98 10426384 Because the extracellular matrix (ECM) accumulation in diabetic glomerulosclerosis may be partly due to decreased degradation, we examined the effect of excess IGF-1 on collagen turnover and the activity of metalloproteinases (MMPs) and tissue inhibitors of metalloproteinase (TIMPs) in diabetic and nondiabetic NOD-MC.
99 10426384 Total collagen degradation was reduced by 58 +/- 18% in diabetic NOD-MCs, which correlated with a constitutive decrease in MMP-2 activity and mRNA levels, and nearly undetectable MMP-9 activity and mRNA.
100 10426384 The addition of recombinant IGF-1 to nondiabetic NOD-MC resulted in a decrease in MMP-2 and TIMP activity.
101 10426384 Furthermore, treatment of diabetic NOD-MC with a neutralizing antibody against IGF-1 increased the latent form, and restored the active form, of MMP-2.
102 10426384 In conclusion, the excessive production of IGF-1 contributes to the altered ECM turnover in diabetic NOD-MC, largely through a reduction of MMP-2 activity.
103 10426384 IGF-1 decreases collagen degradation in diabetic NOD mesangial cells: implications for diabetic nephropathy.
104 10426384 We showed that mesangial cells (MCs) from diabetic mice exhibited a stable phenotypic switch, consisting of both increased IGF-1 synthesis and proliferation (Elliot SJ, Striker LJ, Hattori M, Yang CW, He CJ, Peten EP, Striker GE: Mesangial cells from diabetic NOD mice constitutively secrete increased amounts of insulin-like growth factor-I.
105 10426384 Because the extracellular matrix (ECM) accumulation in diabetic glomerulosclerosis may be partly due to decreased degradation, we examined the effect of excess IGF-1 on collagen turnover and the activity of metalloproteinases (MMPs) and tissue inhibitors of metalloproteinase (TIMPs) in diabetic and nondiabetic NOD-MC.
106 10426384 Total collagen degradation was reduced by 58 +/- 18% in diabetic NOD-MCs, which correlated with a constitutive decrease in MMP-2 activity and mRNA levels, and nearly undetectable MMP-9 activity and mRNA.
107 10426384 The addition of recombinant IGF-1 to nondiabetic NOD-MC resulted in a decrease in MMP-2 and TIMP activity.
108 10426384 Furthermore, treatment of diabetic NOD-MC with a neutralizing antibody against IGF-1 increased the latent form, and restored the active form, of MMP-2.
109 10426384 In conclusion, the excessive production of IGF-1 contributes to the altered ECM turnover in diabetic NOD-MC, largely through a reduction of MMP-2 activity.
110 10529390 These effects were independent from the intensity of lattice contraction and from any simultaneous modification of tissue inhibitors of metalloproteinase (TIMP-1 and 2) production.
111 10878408 Furthermore, AST-120 administration reduced the interstitial expression of transforming growth factor (TGF)-beta(1) and tissue inhibitor of metalloproteinase (TIMP)-1, as well as interstitial infiltration of macrophages.
112 10878408 In conclusion, AST-120 reduced the interstitial expression of TGF-beta(1) and TIMP-1, and the interstitial infiltration of macrophages, and ameliorates the progression of diabetic nephropathy in OLETF rats.
113 10878408 Furthermore, AST-120 administration reduced the interstitial expression of transforming growth factor (TGF)-beta(1) and tissue inhibitor of metalloproteinase (TIMP)-1, as well as interstitial infiltration of macrophages.
114 10878408 In conclusion, AST-120 reduced the interstitial expression of TGF-beta(1) and TIMP-1, and the interstitial infiltration of macrophages, and ameliorates the progression of diabetic nephropathy in OLETF rats.
115 10936484 Peroxisome proliferator-activated receptor and retinoid X receptor ligands inhibit monocyte chemotactic protein-1-directed migration of monocytes.
116 10936484 We studied the effects of peroxisome proliferator-activated receptor (PPAR) gamma, alpha, and retinoid X receptor alpha (RXRalpha) ligands on MCP-1-directed migration and matrix metalloproteinase expression of a human acute monocytic leukemia cell line (THP-1).
117 10936484 PPARgamma ligands attenuated MCP-1-induced migration, with 50% inhibition (IC(50)) at 2.8 microM for troglitazone and 4.8 microM for rosiglitazone.
118 10936484 PPARalpha ligands WY-14643 (IC(50): 0.9 microM) and 5,8,11,14-eicosatetranoic acid (IC(50): 9.9 microM), and the potent RXRalpha ligand AGN 4204 (IC(50): 3.6 nM) also blocked monocyte migration.
119 10936484 AGN 4204 increased PMA-induced tissue inhibitor of matrix metalloproteinases-1 (TIMP-1) expression, whereas all PPAR ligands showed no effect.
120 10936484 All PPAR and RXRalpha ligands blocked chemotaxis of THP-1 monocytes in the absence of a matrix barrier.
121 10936484 This study demonstrates that activated PPARs and RXRalpha, block MCP-1-directed monocyte migration, mediated, at least in part, through their effects on matrix metalloproteinase-9 or TIMP-1 production, or chemotaxis.
122 10936484 Peroxisome proliferator-activated receptor and retinoid X receptor ligands inhibit monocyte chemotactic protein-1-directed migration of monocytes.
123 10936484 We studied the effects of peroxisome proliferator-activated receptor (PPAR) gamma, alpha, and retinoid X receptor alpha (RXRalpha) ligands on MCP-1-directed migration and matrix metalloproteinase expression of a human acute monocytic leukemia cell line (THP-1).
124 10936484 PPARgamma ligands attenuated MCP-1-induced migration, with 50% inhibition (IC(50)) at 2.8 microM for troglitazone and 4.8 microM for rosiglitazone.
125 10936484 PPARalpha ligands WY-14643 (IC(50): 0.9 microM) and 5,8,11,14-eicosatetranoic acid (IC(50): 9.9 microM), and the potent RXRalpha ligand AGN 4204 (IC(50): 3.6 nM) also blocked monocyte migration.
126 10936484 AGN 4204 increased PMA-induced tissue inhibitor of matrix metalloproteinases-1 (TIMP-1) expression, whereas all PPAR ligands showed no effect.
127 10936484 All PPAR and RXRalpha ligands blocked chemotaxis of THP-1 monocytes in the absence of a matrix barrier.
128 10936484 This study demonstrates that activated PPARs and RXRalpha, block MCP-1-directed monocyte migration, mediated, at least in part, through their effects on matrix metalloproteinase-9 or TIMP-1 production, or chemotaxis.
129 11334407 In addition to inhibiting matrix metalloproteinase-2 and matrix metalloproteinase-9 activity, recent studies suggest that tissue inhibitor of metalloproteinase (TIMP)-1 may inhibit apoptosis in various cell lines.
130 11334407 To address this question in pancreatic islets and beta-cells, we treated rat pancreatic islets and INS-1 cells with a high-dose combination of the cytokines interleukin (IL)-1beta, tumor necrosis factor-alpha, and interferon-gamma with or without the addition of TIMP-1 and TIMP-2 protein.
131 11334407 Next, we transfected the mouse TIMP-1 gene into INS-1 cells and performed Western immunoblotting to demonstrate expression of TIMP-1 protein.
132 11334407 We also evaluated the effect of TIMP-1 on IL-1beta-induced inhibition of glucose-stimulated insulin secretion (GSIS) in freshly isolated rat pancreatic islets.
133 11334407 Finally, we evaluated the effect of TIMP-1 on inducible nitric oxide synthase (iNOS) gene expression and nuclear factor (NF)-kappaB activity in INS-1 cells stimulated with high-dose cytokines.
134 11334407 TIMP-1 but not TIMP-2 prevented cytokine-induced apoptosis and cytokine-mediated inhibition of GSIS in rat islets and beta-cells.
135 11334407 TIMP-1 mediated these effects by inhibiting cytokine activation of NF-kappaB, but it did not affect nitric oxide production or iNOS gene expression.
136 11334407 In addition to inhibiting matrix metalloproteinase-2 and matrix metalloproteinase-9 activity, recent studies suggest that tissue inhibitor of metalloproteinase (TIMP)-1 may inhibit apoptosis in various cell lines.
137 11334407 To address this question in pancreatic islets and beta-cells, we treated rat pancreatic islets and INS-1 cells with a high-dose combination of the cytokines interleukin (IL)-1beta, tumor necrosis factor-alpha, and interferon-gamma with or without the addition of TIMP-1 and TIMP-2 protein.
138 11334407 Next, we transfected the mouse TIMP-1 gene into INS-1 cells and performed Western immunoblotting to demonstrate expression of TIMP-1 protein.
139 11334407 We also evaluated the effect of TIMP-1 on IL-1beta-induced inhibition of glucose-stimulated insulin secretion (GSIS) in freshly isolated rat pancreatic islets.
140 11334407 Finally, we evaluated the effect of TIMP-1 on inducible nitric oxide synthase (iNOS) gene expression and nuclear factor (NF)-kappaB activity in INS-1 cells stimulated with high-dose cytokines.
141 11334407 TIMP-1 but not TIMP-2 prevented cytokine-induced apoptosis and cytokine-mediated inhibition of GSIS in rat islets and beta-cells.
142 11334407 TIMP-1 mediated these effects by inhibiting cytokine activation of NF-kappaB, but it did not affect nitric oxide production or iNOS gene expression.
143 11334407 In addition to inhibiting matrix metalloproteinase-2 and matrix metalloproteinase-9 activity, recent studies suggest that tissue inhibitor of metalloproteinase (TIMP)-1 may inhibit apoptosis in various cell lines.
144 11334407 To address this question in pancreatic islets and beta-cells, we treated rat pancreatic islets and INS-1 cells with a high-dose combination of the cytokines interleukin (IL)-1beta, tumor necrosis factor-alpha, and interferon-gamma with or without the addition of TIMP-1 and TIMP-2 protein.
145 11334407 Next, we transfected the mouse TIMP-1 gene into INS-1 cells and performed Western immunoblotting to demonstrate expression of TIMP-1 protein.
146 11334407 We also evaluated the effect of TIMP-1 on IL-1beta-induced inhibition of glucose-stimulated insulin secretion (GSIS) in freshly isolated rat pancreatic islets.
147 11334407 Finally, we evaluated the effect of TIMP-1 on inducible nitric oxide synthase (iNOS) gene expression and nuclear factor (NF)-kappaB activity in INS-1 cells stimulated with high-dose cytokines.
148 11334407 TIMP-1 but not TIMP-2 prevented cytokine-induced apoptosis and cytokine-mediated inhibition of GSIS in rat islets and beta-cells.
149 11334407 TIMP-1 mediated these effects by inhibiting cytokine activation of NF-kappaB, but it did not affect nitric oxide production or iNOS gene expression.
150 11334407 In addition to inhibiting matrix metalloproteinase-2 and matrix metalloproteinase-9 activity, recent studies suggest that tissue inhibitor of metalloproteinase (TIMP)-1 may inhibit apoptosis in various cell lines.
151 11334407 To address this question in pancreatic islets and beta-cells, we treated rat pancreatic islets and INS-1 cells with a high-dose combination of the cytokines interleukin (IL)-1beta, tumor necrosis factor-alpha, and interferon-gamma with or without the addition of TIMP-1 and TIMP-2 protein.
152 11334407 Next, we transfected the mouse TIMP-1 gene into INS-1 cells and performed Western immunoblotting to demonstrate expression of TIMP-1 protein.
153 11334407 We also evaluated the effect of TIMP-1 on IL-1beta-induced inhibition of glucose-stimulated insulin secretion (GSIS) in freshly isolated rat pancreatic islets.
154 11334407 Finally, we evaluated the effect of TIMP-1 on inducible nitric oxide synthase (iNOS) gene expression and nuclear factor (NF)-kappaB activity in INS-1 cells stimulated with high-dose cytokines.
155 11334407 TIMP-1 but not TIMP-2 prevented cytokine-induced apoptosis and cytokine-mediated inhibition of GSIS in rat islets and beta-cells.
156 11334407 TIMP-1 mediated these effects by inhibiting cytokine activation of NF-kappaB, but it did not affect nitric oxide production or iNOS gene expression.
157 11334407 In addition to inhibiting matrix metalloproteinase-2 and matrix metalloproteinase-9 activity, recent studies suggest that tissue inhibitor of metalloproteinase (TIMP)-1 may inhibit apoptosis in various cell lines.
158 11334407 To address this question in pancreatic islets and beta-cells, we treated rat pancreatic islets and INS-1 cells with a high-dose combination of the cytokines interleukin (IL)-1beta, tumor necrosis factor-alpha, and interferon-gamma with or without the addition of TIMP-1 and TIMP-2 protein.
159 11334407 Next, we transfected the mouse TIMP-1 gene into INS-1 cells and performed Western immunoblotting to demonstrate expression of TIMP-1 protein.
160 11334407 We also evaluated the effect of TIMP-1 on IL-1beta-induced inhibition of glucose-stimulated insulin secretion (GSIS) in freshly isolated rat pancreatic islets.
161 11334407 Finally, we evaluated the effect of TIMP-1 on inducible nitric oxide synthase (iNOS) gene expression and nuclear factor (NF)-kappaB activity in INS-1 cells stimulated with high-dose cytokines.
162 11334407 TIMP-1 but not TIMP-2 prevented cytokine-induced apoptosis and cytokine-mediated inhibition of GSIS in rat islets and beta-cells.
163 11334407 TIMP-1 mediated these effects by inhibiting cytokine activation of NF-kappaB, but it did not affect nitric oxide production or iNOS gene expression.
164 11334407 In addition to inhibiting matrix metalloproteinase-2 and matrix metalloproteinase-9 activity, recent studies suggest that tissue inhibitor of metalloproteinase (TIMP)-1 may inhibit apoptosis in various cell lines.
165 11334407 To address this question in pancreatic islets and beta-cells, we treated rat pancreatic islets and INS-1 cells with a high-dose combination of the cytokines interleukin (IL)-1beta, tumor necrosis factor-alpha, and interferon-gamma with or without the addition of TIMP-1 and TIMP-2 protein.
166 11334407 Next, we transfected the mouse TIMP-1 gene into INS-1 cells and performed Western immunoblotting to demonstrate expression of TIMP-1 protein.
167 11334407 We also evaluated the effect of TIMP-1 on IL-1beta-induced inhibition of glucose-stimulated insulin secretion (GSIS) in freshly isolated rat pancreatic islets.
168 11334407 Finally, we evaluated the effect of TIMP-1 on inducible nitric oxide synthase (iNOS) gene expression and nuclear factor (NF)-kappaB activity in INS-1 cells stimulated with high-dose cytokines.
169 11334407 TIMP-1 but not TIMP-2 prevented cytokine-induced apoptosis and cytokine-mediated inhibition of GSIS in rat islets and beta-cells.
170 11334407 TIMP-1 mediated these effects by inhibiting cytokine activation of NF-kappaB, but it did not affect nitric oxide production or iNOS gene expression.
171 11334407 In addition to inhibiting matrix metalloproteinase-2 and matrix metalloproteinase-9 activity, recent studies suggest that tissue inhibitor of metalloproteinase (TIMP)-1 may inhibit apoptosis in various cell lines.
172 11334407 To address this question in pancreatic islets and beta-cells, we treated rat pancreatic islets and INS-1 cells with a high-dose combination of the cytokines interleukin (IL)-1beta, tumor necrosis factor-alpha, and interferon-gamma with or without the addition of TIMP-1 and TIMP-2 protein.
173 11334407 Next, we transfected the mouse TIMP-1 gene into INS-1 cells and performed Western immunoblotting to demonstrate expression of TIMP-1 protein.
174 11334407 We also evaluated the effect of TIMP-1 on IL-1beta-induced inhibition of glucose-stimulated insulin secretion (GSIS) in freshly isolated rat pancreatic islets.
175 11334407 Finally, we evaluated the effect of TIMP-1 on inducible nitric oxide synthase (iNOS) gene expression and nuclear factor (NF)-kappaB activity in INS-1 cells stimulated with high-dose cytokines.
176 11334407 TIMP-1 but not TIMP-2 prevented cytokine-induced apoptosis and cytokine-mediated inhibition of GSIS in rat islets and beta-cells.
177 11334407 TIMP-1 mediated these effects by inhibiting cytokine activation of NF-kappaB, but it did not affect nitric oxide production or iNOS gene expression.
178 11336104 The purpose of the present study was to determine the effects of Dox on MCP-1-directed monocyte migration, MMP-9 activity, and TIMP-1 expression.
179 11336104 The present study demonstrates a potential novel antiatherosclerotic action of Dox by blocking MCP-1-directed monocyte migration, which might be partly mediated by inhibition of MMP-9 activity.
180 11423724 High glucose decreases matrix metalloproteinase-2 activity in rat mesangial cells via transforming growth factor-beta1.
181 11423724 The present studies were designed to investigate if the cytokine transforming growth factor-beta1 (TGF-beta1) mediates this effect of glucose.
182 11423724 The activity of 72 kDa type IV collagenase, also known as matrix metalloproteinase-2 (MMP-2), was assessed using three methods: (1) fluoresceinated gelatin degradation assay to detect free enzyme activity (activity which is present in excess of TIMP-inhibited activity); (2) zymography to measure total (free + TIMP-bound) enzyme activity; (3) ELISA using specific antibodies to measure MMP-2 levels.
183 11423724 TGF-beta1 and TIMP-2 levels were also determined by ELISA.
184 11423724 Incubation of primary cultures of rat mesangial cells for 5 days in 30 vs. 5 mM glucose resulted in a 3-fold increase in production of total TGF-beta1, a significant decrease in MMP-2 activity and immunoreactive MMP-2 levels, and an increase in TIMP-2 levels.
185 11423724 Addition of exogenous TGF-beta1 to mesangial cells incubated in 5 mM glucose replicated the high glucose effect by producing a significant decrease in MMP-2 levels with a concurrent increase in TIMP-2 levels.
186 11423724 Furthermore, glucose-induced inhibition of MMP-2 activity was completely blocked by neutralization of TGF-beta1 with anti-TGF-beta1 antibody.
187 11423724 We conclude that the decrease in MMP-2 activity induced by glucose loading is mediated via TGF-beta1.
188 11678966 Peripheral blood level alterations of TIMP-1, MMP-2 and MMP-9 in patients with type 1 diabetes.
189 11916931 In mice on standard diet, with the exception of MMP-8, all MMP and TIMP transcripts were detected in both gonadal and subcutaneous depots.
190 11916931 In obese mice, the expression of MMP-3, -11, -12, -13, and -14 and TIMP-1 mRNAs was upregulated, whereas that of MMP-7, -9, -16, and -24 and TIMP-4 was downregulated.
191 11916931 Thus, the adipose tissue expresses a large array of MMPs and TIMPs, which modulate adipocyte differentiation.
192 11916931 In mice on standard diet, with the exception of MMP-8, all MMP and TIMP transcripts were detected in both gonadal and subcutaneous depots.
193 11916931 In obese mice, the expression of MMP-3, -11, -12, -13, and -14 and TIMP-1 mRNAs was upregulated, whereas that of MMP-7, -9, -16, and -24 and TIMP-4 was downregulated.
194 11916931 Thus, the adipose tissue expresses a large array of MMPs and TIMPs, which modulate adipocyte differentiation.
195 11916931 In mice on standard diet, with the exception of MMP-8, all MMP and TIMP transcripts were detected in both gonadal and subcutaneous depots.
196 11916931 In obese mice, the expression of MMP-3, -11, -12, -13, and -14 and TIMP-1 mRNAs was upregulated, whereas that of MMP-7, -9, -16, and -24 and TIMP-4 was downregulated.
197 11916931 Thus, the adipose tissue expresses a large array of MMPs and TIMPs, which modulate adipocyte differentiation.
198 11944989 A combination of chromosome walking and sequence-tagged site (STS)-content mapping resulted in an integrated framework and transcript map, precisely positioning 10 polymorphic microsatellites (one of which is novel), 16 ESTs, and 12 known genes (RP2, PCTK1, UHX1, UBE1, RBM10, ZNF157, SYN1, ARAF1, TIMP1, PFC, ELK1, UXT).
199 11944989 By a combination of EST database searches and in silico detection of UniGene clusters within genomic sequence generated from this template map, we have mapped several novel genes within this interval: a Na+/H+ exchanger (SLC9A7), at least two zincfinger transcription factors (KIAA0215 and Hs.68318), carbohydrate sulfotransferase-7 (CHST7), regucalcin (RGN), inactivation-escape-1 (INE1), the human ortholog of mouse neuronal protein 15.6, and four putative novel genes.
200 12145178 The aim of this study was to investigate the effects of glycation of mesangium matrix on MMP-2, the principal MMP secreted by mesangial cells to degrade type IV collagen.
201 12145178 Also examined were membrane type 1 MMP (MT1-MMP), tissue inhibitors of MMPs (TIMP)-1 and -2, and transforming growth factor-beta (TGF-beta), which together regulate MMP-2 activities in an interacting manner.
202 12145178 Analogous to the direct effects of high glucose concentrations, glycation of matrix increased the gene expression of MMP-2 and TIMP-1 (control 100 +/- 16.9 vs. glycated 197.3 +/- 30.6% and control 100 +/- 5.3 vs. glycated 152.1 +/- 20.1%, respectively; P < 0.05) and decreased MT1-MMP (control 100 +/- 1.17 vs. glycated 54.1 +/- 15.2%; P < 0.05).
203 12145178 Our results indicate that glycation of matrix affects the balance between MMP-2 and its activator and inhibitors, but this phenomenon is not due to TGF-beta.
204 12145178 The aim of this study was to investigate the effects of glycation of mesangium matrix on MMP-2, the principal MMP secreted by mesangial cells to degrade type IV collagen.
205 12145178 Also examined were membrane type 1 MMP (MT1-MMP), tissue inhibitors of MMPs (TIMP)-1 and -2, and transforming growth factor-beta (TGF-beta), which together regulate MMP-2 activities in an interacting manner.
206 12145178 Analogous to the direct effects of high glucose concentrations, glycation of matrix increased the gene expression of MMP-2 and TIMP-1 (control 100 +/- 16.9 vs. glycated 197.3 +/- 30.6% and control 100 +/- 5.3 vs. glycated 152.1 +/- 20.1%, respectively; P < 0.05) and decreased MT1-MMP (control 100 +/- 1.17 vs. glycated 54.1 +/- 15.2%; P < 0.05).
207 12145178 Our results indicate that glycation of matrix affects the balance between MMP-2 and its activator and inhibitors, but this phenomenon is not due to TGF-beta.
208 12454321 Circulating MMP9, vitamin D and variation in the TIMP-1 response with VDR genotype: mechanisms for inflammatory damage in chronic disorders?
209 12605021 TSP-1 and TSP-2 mRNA expression was inhibited highly significantly at cerivastatin doses >or=0.01 microM with maximums of 72% and 35%, respectively, at high glucose levels.
210 12605021 The mRNA expression of the matrix-stimulating transforming growth factor (TGF)-beta1 and matrix metalloproteinase (MMP)-2 was not altered significantly, whereas mRNA expression of the tissue inhibitor of metalloproteinase (TIMP)-2 was stimulated clearly up to 150%.
211 12663879 Is thrombogenesis in atrial fibrillation related to matrix metalloproteinase-1 and its inhibitor, TIMP-1?
212 12845621 These include increased synthesis of type IV collagen following hyperglycaemia-induced alteration of the pattern of podocyte-integrin expression, decreased expression of matrix metalloproteinases (MMP-2 and 3), and increased expression of tissue inhibitor of metalloproteinase (TIMP).
213 12845621 Other factors which may contribute to renal matrix accumulation include vascular endothelial growth factor (VEGF), since treatment with anti-VEGF antibodies attenuates glomerular basement membrane thickening, platelet-derived growth factor (PDGF) (B chain) and its receptor, which appear to be highly expressed in mesangial and visceral epithelial cells and might play a role in the development of diabetic nephropathy.
214 12918586 Effects of low-density lipoprotein apheresis on plasma matrix metalloproteinase-9 and serum tissue inhibitor of metalloproteinase-1 levels in diabetic hemodialysis patients with arteriosclerosis obliterans.
215 12918586 The purpose of this study was to determine whether LDL pheresis alters levels of plasma matrix metalloproteinase-9 (MMP-9) and serum tissue inhibitor of matrix metalloproteinase-1 (TIMP-1).
216 12918586 MMP-9 and TIMP-1 were measured in 30 healthy control subjects (Group A), 20 type 2 diabetic hemodialysis patients without obvious arteriosclerosis obliterans (ASO) (Group B), and 20 type 2 diabetic hemodialysis patients with ASO (Group C).
217 12918586 Twelve Group C patients underwent LDL apheresis once weekly for 10 weeks, and changes in plasma MMP-9 and serum TIMP-1 levels because of LDL apheresis were measured.
218 12918586 Plasma MMP-9 and serum TIMP-1 levels decreased significantly after LDL apheresis (p < 0.05).
219 12918586 The data suggested that MMP-9 and TIMP-1 are associated with ASO and that LDL apheresis is effective in reducing plasma MMP-9 and TIMP-1 levels in type 2 diabetic hemodialysis patients with ASO.
220 12918586 Effects of low-density lipoprotein apheresis on plasma matrix metalloproteinase-9 and serum tissue inhibitor of metalloproteinase-1 levels in diabetic hemodialysis patients with arteriosclerosis obliterans.
221 12918586 The purpose of this study was to determine whether LDL pheresis alters levels of plasma matrix metalloproteinase-9 (MMP-9) and serum tissue inhibitor of matrix metalloproteinase-1 (TIMP-1).
222 12918586 MMP-9 and TIMP-1 were measured in 30 healthy control subjects (Group A), 20 type 2 diabetic hemodialysis patients without obvious arteriosclerosis obliterans (ASO) (Group B), and 20 type 2 diabetic hemodialysis patients with ASO (Group C).
223 12918586 Twelve Group C patients underwent LDL apheresis once weekly for 10 weeks, and changes in plasma MMP-9 and serum TIMP-1 levels because of LDL apheresis were measured.
224 12918586 Plasma MMP-9 and serum TIMP-1 levels decreased significantly after LDL apheresis (p < 0.05).
225 12918586 The data suggested that MMP-9 and TIMP-1 are associated with ASO and that LDL apheresis is effective in reducing plasma MMP-9 and TIMP-1 levels in type 2 diabetic hemodialysis patients with ASO.
226 12918586 Effects of low-density lipoprotein apheresis on plasma matrix metalloproteinase-9 and serum tissue inhibitor of metalloproteinase-1 levels in diabetic hemodialysis patients with arteriosclerosis obliterans.
227 12918586 The purpose of this study was to determine whether LDL pheresis alters levels of plasma matrix metalloproteinase-9 (MMP-9) and serum tissue inhibitor of matrix metalloproteinase-1 (TIMP-1).
228 12918586 MMP-9 and TIMP-1 were measured in 30 healthy control subjects (Group A), 20 type 2 diabetic hemodialysis patients without obvious arteriosclerosis obliterans (ASO) (Group B), and 20 type 2 diabetic hemodialysis patients with ASO (Group C).
229 12918586 Twelve Group C patients underwent LDL apheresis once weekly for 10 weeks, and changes in plasma MMP-9 and serum TIMP-1 levels because of LDL apheresis were measured.
230 12918586 Plasma MMP-9 and serum TIMP-1 levels decreased significantly after LDL apheresis (p < 0.05).
231 12918586 The data suggested that MMP-9 and TIMP-1 are associated with ASO and that LDL apheresis is effective in reducing plasma MMP-9 and TIMP-1 levels in type 2 diabetic hemodialysis patients with ASO.
232 12918586 Effects of low-density lipoprotein apheresis on plasma matrix metalloproteinase-9 and serum tissue inhibitor of metalloproteinase-1 levels in diabetic hemodialysis patients with arteriosclerosis obliterans.
233 12918586 The purpose of this study was to determine whether LDL pheresis alters levels of plasma matrix metalloproteinase-9 (MMP-9) and serum tissue inhibitor of matrix metalloproteinase-1 (TIMP-1).
234 12918586 MMP-9 and TIMP-1 were measured in 30 healthy control subjects (Group A), 20 type 2 diabetic hemodialysis patients without obvious arteriosclerosis obliterans (ASO) (Group B), and 20 type 2 diabetic hemodialysis patients with ASO (Group C).
235 12918586 Twelve Group C patients underwent LDL apheresis once weekly for 10 weeks, and changes in plasma MMP-9 and serum TIMP-1 levels because of LDL apheresis were measured.
236 12918586 Plasma MMP-9 and serum TIMP-1 levels decreased significantly after LDL apheresis (p < 0.05).
237 12918586 The data suggested that MMP-9 and TIMP-1 are associated with ASO and that LDL apheresis is effective in reducing plasma MMP-9 and TIMP-1 levels in type 2 diabetic hemodialysis patients with ASO.
238 12918586 Effects of low-density lipoprotein apheresis on plasma matrix metalloproteinase-9 and serum tissue inhibitor of metalloproteinase-1 levels in diabetic hemodialysis patients with arteriosclerosis obliterans.
239 12918586 The purpose of this study was to determine whether LDL pheresis alters levels of plasma matrix metalloproteinase-9 (MMP-9) and serum tissue inhibitor of matrix metalloproteinase-1 (TIMP-1).
240 12918586 MMP-9 and TIMP-1 were measured in 30 healthy control subjects (Group A), 20 type 2 diabetic hemodialysis patients without obvious arteriosclerosis obliterans (ASO) (Group B), and 20 type 2 diabetic hemodialysis patients with ASO (Group C).
241 12918586 Twelve Group C patients underwent LDL apheresis once weekly for 10 weeks, and changes in plasma MMP-9 and serum TIMP-1 levels because of LDL apheresis were measured.
242 12918586 Plasma MMP-9 and serum TIMP-1 levels decreased significantly after LDL apheresis (p < 0.05).
243 12918586 The data suggested that MMP-9 and TIMP-1 are associated with ASO and that LDL apheresis is effective in reducing plasma MMP-9 and TIMP-1 levels in type 2 diabetic hemodialysis patients with ASO.
244 12918586 Effects of low-density lipoprotein apheresis on plasma matrix metalloproteinase-9 and serum tissue inhibitor of metalloproteinase-1 levels in diabetic hemodialysis patients with arteriosclerosis obliterans.
245 12918586 The purpose of this study was to determine whether LDL pheresis alters levels of plasma matrix metalloproteinase-9 (MMP-9) and serum tissue inhibitor of matrix metalloproteinase-1 (TIMP-1).
246 12918586 MMP-9 and TIMP-1 were measured in 30 healthy control subjects (Group A), 20 type 2 diabetic hemodialysis patients without obvious arteriosclerosis obliterans (ASO) (Group B), and 20 type 2 diabetic hemodialysis patients with ASO (Group C).
247 12918586 Twelve Group C patients underwent LDL apheresis once weekly for 10 weeks, and changes in plasma MMP-9 and serum TIMP-1 levels because of LDL apheresis were measured.
248 12918586 Plasma MMP-9 and serum TIMP-1 levels decreased significantly after LDL apheresis (p < 0.05).
249 12918586 The data suggested that MMP-9 and TIMP-1 are associated with ASO and that LDL apheresis is effective in reducing plasma MMP-9 and TIMP-1 levels in type 2 diabetic hemodialysis patients with ASO.
250 12921974 Regulation of MMP-1 expression in vascular endothelial cells by insulin sensitizing thiazolidinediones.
251 12921974 Results show that troglitazone, but not pioglitazone and rosiglitazone, stimulated MMP-1 secretion and mRNA expression in both human umbilical vein and aortic endothelial cells, but had no effect on TIMP-1 and TIMP-2 secretion.
252 12921974 Finally, our studies showed that high concentrations of troglitazone inhibited the translation initiation factor 4E (eIF4E), but not eIF4G.
253 12921974 In summary, the present study demonstrates that insulin sensitizers have different effects on MMP-1 expression, and troglitazone stimulates MMP-1 mRNA expression and protein synthesis at the pharmacological concentrations, but inhibits MMP-1 synthesis at higher doses.
254 14683430 Mammalian internal proteinase inhibitors such as cystatins, a1-antichymotrypsin, and tissue inhibitor of metalloproteinases (TIMPs) have little or no effects on the proteolytic activities of these enzymes, suggesting the evasion of the bacterium from host defense mechanisms.
255 14714889 Pro-inflammatory cytokines, such as interleukin-1 (IL-1) and tumor necrosis factor (TNF), are upregulated and activate the inflammatory process.
256 14714889 In MS, gelatinase B or MMP-9 is a pathogenic glycoprotein of which the sugars contribute to its interactions with the tissue inhibitor of metalloproteinases-1 (TIMP-1) and thus assist in the determination of the enzyme activity.
257 14714889 In RA, gelatinase B cleaves denatured type II collagen into remnant epitopes, some of which constitute immunodominant glycopeptides.
258 14714889 The most efficient cleavage by gelatinase B leads to a major insulin remnant epitope.
259 15047630 These findings were associated with suppression of renal TGF-beta1 and mesangial connective tissue growth factor (CTGF) upregulation, inhibition of renal tissue inhibitor of metalloproteinase (TIMP)-1 expression, and reduction of renal interstitial myofibroblasts.
260 15277439 Matrix metalloproteinase-9 and tissue inhibitor of metalloproteinase-1 and -2 in type 2 diabetes: effect of 1 year's cardiovascular risk reduction therapy.
261 15345671 Connective tissue growth factor (CTGF) expression is increased in diabetic nephropathy and is a downstream mediator of TGF-beta actions.
262 15345671 Matrix degradation was inhibited by rhCTGF in a dose-dependent manner, and the decrease in matrix degradation caused by high glucose and by TGF-beta was significantly attenuated by addition of CTGF-neutralizing antibody (by 40.2 and 69.1%, respectively).
263 15345671 Similar to 25 mM glucose, addition of rhCTGF increased MMP-2, TIMP-1, and TIMP-3 mRNA by 2.5-, 2.1-, and 1.6-fold, respectively (P < 0.05) but had no effect on membrane-type (MT)1-MMP or TIMP-2.
264 15345671 In vivo studies of glomeruli from diabetic and control rats showed that intensive insulin treatment prevented the increase in expression of CTGF and TIMP-1 and attenuated the decreased matrix degradation seen in diabetes.
265 15345671 In summary, CTGF inhibits matrix degradation by increasing TIMP-1 expression, and by this action it contributes to the inhibition of matrix breakdown by high glucose, implying that CTGF has a role in the reduced matrix degradation observed in diabetic nephropathy.
266 15345671 Connective tissue growth factor (CTGF) expression is increased in diabetic nephropathy and is a downstream mediator of TGF-beta actions.
267 15345671 Matrix degradation was inhibited by rhCTGF in a dose-dependent manner, and the decrease in matrix degradation caused by high glucose and by TGF-beta was significantly attenuated by addition of CTGF-neutralizing antibody (by 40.2 and 69.1%, respectively).
268 15345671 Similar to 25 mM glucose, addition of rhCTGF increased MMP-2, TIMP-1, and TIMP-3 mRNA by 2.5-, 2.1-, and 1.6-fold, respectively (P < 0.05) but had no effect on membrane-type (MT)1-MMP or TIMP-2.
269 15345671 In vivo studies of glomeruli from diabetic and control rats showed that intensive insulin treatment prevented the increase in expression of CTGF and TIMP-1 and attenuated the decreased matrix degradation seen in diabetes.
270 15345671 In summary, CTGF inhibits matrix degradation by increasing TIMP-1 expression, and by this action it contributes to the inhibition of matrix breakdown by high glucose, implying that CTGF has a role in the reduced matrix degradation observed in diabetic nephropathy.
271 15345671 Connective tissue growth factor (CTGF) expression is increased in diabetic nephropathy and is a downstream mediator of TGF-beta actions.
272 15345671 Matrix degradation was inhibited by rhCTGF in a dose-dependent manner, and the decrease in matrix degradation caused by high glucose and by TGF-beta was significantly attenuated by addition of CTGF-neutralizing antibody (by 40.2 and 69.1%, respectively).
273 15345671 Similar to 25 mM glucose, addition of rhCTGF increased MMP-2, TIMP-1, and TIMP-3 mRNA by 2.5-, 2.1-, and 1.6-fold, respectively (P < 0.05) but had no effect on membrane-type (MT)1-MMP or TIMP-2.
274 15345671 In vivo studies of glomeruli from diabetic and control rats showed that intensive insulin treatment prevented the increase in expression of CTGF and TIMP-1 and attenuated the decreased matrix degradation seen in diabetes.
275 15345671 In summary, CTGF inhibits matrix degradation by increasing TIMP-1 expression, and by this action it contributes to the inhibition of matrix breakdown by high glucose, implying that CTGF has a role in the reduced matrix degradation observed in diabetic nephropathy.
276 15689403 Exposure of CF to pioglitazone caused an antiproliferative (P < 0.0001) and hypertrophic (P < 0.0001) effect; reduced type IV collagen secretion (P < 0.01), fibronectin secretion (P < 0.0001), and proline incorporation (P < 0.0001); decreased MMP-9 activity (P < 0.05); and reduced tissue inhibitor of metalloproteinase-1 (TIMP-1) and TIMP-2 secretion (P < 0.001 and P < 0.0001, respectively).
277 15689403 Exposure of CF to high glucose conditions induced an increase in the expression of collagen IV (P < 0.05), which was reversed both in the presence of pioglitazone (1 and 3 muM) and by L-805645.
278 15689403 In summary, exposure of human CF to pioglitazone causes an antiproliferative effect and reduces ECM production through mechanisms that include reducing TIMP activity, independent of TGF-beta1.
279 15689403 Exposure of CF to pioglitazone caused an antiproliferative (P < 0.0001) and hypertrophic (P < 0.0001) effect; reduced type IV collagen secretion (P < 0.01), fibronectin secretion (P < 0.0001), and proline incorporation (P < 0.0001); decreased MMP-9 activity (P < 0.05); and reduced tissue inhibitor of metalloproteinase-1 (TIMP-1) and TIMP-2 secretion (P < 0.001 and P < 0.0001, respectively).
280 15689403 Exposure of CF to high glucose conditions induced an increase in the expression of collagen IV (P < 0.05), which was reversed both in the presence of pioglitazone (1 and 3 muM) and by L-805645.
281 15689403 In summary, exposure of human CF to pioglitazone causes an antiproliferative effect and reduces ECM production through mechanisms that include reducing TIMP activity, independent of TGF-beta1.
282 16005367 Alterations in peripheral blood levels of TIMP-1, MMP-2, and MMP-9 in patients with type-2 diabetes.
283 16023759 The matrix metalloproteinase system (MMP and the TIMP inhibitors), and the ADAM metalloproteinases, have roles in maintaining vascular plaque stability and the shedding of cell surface molecules, such as TNF-alpha and adhesion molecules; aspirin suppresses MMP expression and ADAM activity from some cell lines in vitro.
284 16023759 In a randomised prospective controlled study, we examined peripheral venous monocyte MMP-9, TIMP-1 and ADAM mRNA levels, and protein expression, in subjects with type 2 diabetes (n=10) and controls (n=14) before and after oral aspirin therapy (150mg daily for 14 days) or no active intervention.
285 16023759 Baseline monocyte TIMP-1 mRNA levels were significantly lower in the diabetes group (p=0.0014), although monocyte MMP-9 mRNA, and MMP-9 and TIMP-1 protein expression after culture did not differ significantly between groups.
286 16023759 Plasma MMP-9 (p=0.027) and TIMP-1 (p=0.016) concentrations were significantly greater, and the ratio of plasma TIMP-1:MMP-9 concentrations significantly lower, in the diabetes group (p=0.023).
287 16023759 Type 2 diabetes is characterised by reduced monocyte TIMP-1 mRNA levels, and a lower plasma MMP-9 to TIMP-1 protein ratio compared to controls, a pattern that would promote coronary plaque instability if reproduced within vascular plaque.
288 16023759 The matrix metalloproteinase system (MMP and the TIMP inhibitors), and the ADAM metalloproteinases, have roles in maintaining vascular plaque stability and the shedding of cell surface molecules, such as TNF-alpha and adhesion molecules; aspirin suppresses MMP expression and ADAM activity from some cell lines in vitro.
289 16023759 In a randomised prospective controlled study, we examined peripheral venous monocyte MMP-9, TIMP-1 and ADAM mRNA levels, and protein expression, in subjects with type 2 diabetes (n=10) and controls (n=14) before and after oral aspirin therapy (150mg daily for 14 days) or no active intervention.
290 16023759 Baseline monocyte TIMP-1 mRNA levels were significantly lower in the diabetes group (p=0.0014), although monocyte MMP-9 mRNA, and MMP-9 and TIMP-1 protein expression after culture did not differ significantly between groups.
291 16023759 Plasma MMP-9 (p=0.027) and TIMP-1 (p=0.016) concentrations were significantly greater, and the ratio of plasma TIMP-1:MMP-9 concentrations significantly lower, in the diabetes group (p=0.023).
292 16023759 Type 2 diabetes is characterised by reduced monocyte TIMP-1 mRNA levels, and a lower plasma MMP-9 to TIMP-1 protein ratio compared to controls, a pattern that would promote coronary plaque instability if reproduced within vascular plaque.
293 16023759 The matrix metalloproteinase system (MMP and the TIMP inhibitors), and the ADAM metalloproteinases, have roles in maintaining vascular plaque stability and the shedding of cell surface molecules, such as TNF-alpha and adhesion molecules; aspirin suppresses MMP expression and ADAM activity from some cell lines in vitro.
294 16023759 In a randomised prospective controlled study, we examined peripheral venous monocyte MMP-9, TIMP-1 and ADAM mRNA levels, and protein expression, in subjects with type 2 diabetes (n=10) and controls (n=14) before and after oral aspirin therapy (150mg daily for 14 days) or no active intervention.
295 16023759 Baseline monocyte TIMP-1 mRNA levels were significantly lower in the diabetes group (p=0.0014), although monocyte MMP-9 mRNA, and MMP-9 and TIMP-1 protein expression after culture did not differ significantly between groups.
296 16023759 Plasma MMP-9 (p=0.027) and TIMP-1 (p=0.016) concentrations were significantly greater, and the ratio of plasma TIMP-1:MMP-9 concentrations significantly lower, in the diabetes group (p=0.023).
297 16023759 Type 2 diabetes is characterised by reduced monocyte TIMP-1 mRNA levels, and a lower plasma MMP-9 to TIMP-1 protein ratio compared to controls, a pattern that would promote coronary plaque instability if reproduced within vascular plaque.
298 16023759 The matrix metalloproteinase system (MMP and the TIMP inhibitors), and the ADAM metalloproteinases, have roles in maintaining vascular plaque stability and the shedding of cell surface molecules, such as TNF-alpha and adhesion molecules; aspirin suppresses MMP expression and ADAM activity from some cell lines in vitro.
299 16023759 In a randomised prospective controlled study, we examined peripheral venous monocyte MMP-9, TIMP-1 and ADAM mRNA levels, and protein expression, in subjects with type 2 diabetes (n=10) and controls (n=14) before and after oral aspirin therapy (150mg daily for 14 days) or no active intervention.
300 16023759 Baseline monocyte TIMP-1 mRNA levels were significantly lower in the diabetes group (p=0.0014), although monocyte MMP-9 mRNA, and MMP-9 and TIMP-1 protein expression after culture did not differ significantly between groups.
301 16023759 Plasma MMP-9 (p=0.027) and TIMP-1 (p=0.016) concentrations were significantly greater, and the ratio of plasma TIMP-1:MMP-9 concentrations significantly lower, in the diabetes group (p=0.023).
302 16023759 Type 2 diabetes is characterised by reduced monocyte TIMP-1 mRNA levels, and a lower plasma MMP-9 to TIMP-1 protein ratio compared to controls, a pattern that would promote coronary plaque instability if reproduced within vascular plaque.
303 16023759 The matrix metalloproteinase system (MMP and the TIMP inhibitors), and the ADAM metalloproteinases, have roles in maintaining vascular plaque stability and the shedding of cell surface molecules, such as TNF-alpha and adhesion molecules; aspirin suppresses MMP expression and ADAM activity from some cell lines in vitro.
304 16023759 In a randomised prospective controlled study, we examined peripheral venous monocyte MMP-9, TIMP-1 and ADAM mRNA levels, and protein expression, in subjects with type 2 diabetes (n=10) and controls (n=14) before and after oral aspirin therapy (150mg daily for 14 days) or no active intervention.
305 16023759 Baseline monocyte TIMP-1 mRNA levels were significantly lower in the diabetes group (p=0.0014), although monocyte MMP-9 mRNA, and MMP-9 and TIMP-1 protein expression after culture did not differ significantly between groups.
306 16023759 Plasma MMP-9 (p=0.027) and TIMP-1 (p=0.016) concentrations were significantly greater, and the ratio of plasma TIMP-1:MMP-9 concentrations significantly lower, in the diabetes group (p=0.023).
307 16023759 Type 2 diabetes is characterised by reduced monocyte TIMP-1 mRNA levels, and a lower plasma MMP-9 to TIMP-1 protein ratio compared to controls, a pattern that would promote coronary plaque instability if reproduced within vascular plaque.
308 16054858 In this study, we measured the production of MMP-9 and its natural tissue inhibitor (TIMP)-1 by leukocytes isolated from human type I diabetic patients.
309 16054858 TIMP-1 production was also enhanced in leukocytes from diabetics, but substantially less than MMP-9, with the MMP-9/TIMP-1 ratio being 1.6-fold higher in neutrophils and 3-fold higher in monocytes than controls.
310 16054858 Interleukin (IL)-2 or lipopolysaccharide (LPS) treatment increased MMP-9 production in leukocytes from both diabetics and normal controls, whereas insulin decreased MMP-9 expression.
311 16054858 In this study, we measured the production of MMP-9 and its natural tissue inhibitor (TIMP)-1 by leukocytes isolated from human type I diabetic patients.
312 16054858 TIMP-1 production was also enhanced in leukocytes from diabetics, but substantially less than MMP-9, with the MMP-9/TIMP-1 ratio being 1.6-fold higher in neutrophils and 3-fold higher in monocytes than controls.
313 16054858 Interleukin (IL)-2 or lipopolysaccharide (LPS) treatment increased MMP-9 production in leukocytes from both diabetics and normal controls, whereas insulin decreased MMP-9 expression.
314 16196291 Effects of calcium dobesilate on glomerulus TIMP1 and collagen IV of diabetic rats.
315 16196291 To observe the effects of calcium dobesilate on the expression of glomerular tissue inhibitor of metalloproteinase 1 (TIMP1), collagen IV, and ultrastructure of glomerular basement membrane in diabetic rats, rats model of diabetes was established by unilateral nephrectomy and intraperitoneal injection of 1% STZ (55 mg/kg), and rats were administered calcium dobesilate 100 mg/ kg (DD group) or distilled water (DM group) respectively. 12 weeks later, the changes in the renal ultrastructure and creatinine clearance rate (Ccr) were examined in each group.
316 16196291 The expression of glomerular TIMP1 and collagen IV were studied by immunohistochemical staining.
317 16196291 Immunohistochemical staining of glomeruli showed that expression of TIMP1 and collagen IV in DD group were significantly less than those of DM group DM.
318 16196291 It is concluded that calcium dobesilate can improve diabetic nephropathy by inhibiting the over- accumulation of collagen IV and calcium dobesilate may also contribute to diabetes by inhibiting the expression of TIMP1.
319 16196291 Effects of calcium dobesilate on glomerulus TIMP1 and collagen IV of diabetic rats.
320 16196291 To observe the effects of calcium dobesilate on the expression of glomerular tissue inhibitor of metalloproteinase 1 (TIMP1), collagen IV, and ultrastructure of glomerular basement membrane in diabetic rats, rats model of diabetes was established by unilateral nephrectomy and intraperitoneal injection of 1% STZ (55 mg/kg), and rats were administered calcium dobesilate 100 mg/ kg (DD group) or distilled water (DM group) respectively. 12 weeks later, the changes in the renal ultrastructure and creatinine clearance rate (Ccr) were examined in each group.
321 16196291 The expression of glomerular TIMP1 and collagen IV were studied by immunohistochemical staining.
322 16196291 Immunohistochemical staining of glomeruli showed that expression of TIMP1 and collagen IV in DD group were significantly less than those of DM group DM.
323 16196291 It is concluded that calcium dobesilate can improve diabetic nephropathy by inhibiting the over- accumulation of collagen IV and calcium dobesilate may also contribute to diabetes by inhibiting the expression of TIMP1.
324 16196291 Effects of calcium dobesilate on glomerulus TIMP1 and collagen IV of diabetic rats.
325 16196291 To observe the effects of calcium dobesilate on the expression of glomerular tissue inhibitor of metalloproteinase 1 (TIMP1), collagen IV, and ultrastructure of glomerular basement membrane in diabetic rats, rats model of diabetes was established by unilateral nephrectomy and intraperitoneal injection of 1% STZ (55 mg/kg), and rats were administered calcium dobesilate 100 mg/ kg (DD group) or distilled water (DM group) respectively. 12 weeks later, the changes in the renal ultrastructure and creatinine clearance rate (Ccr) were examined in each group.
326 16196291 The expression of glomerular TIMP1 and collagen IV were studied by immunohistochemical staining.
327 16196291 Immunohistochemical staining of glomeruli showed that expression of TIMP1 and collagen IV in DD group were significantly less than those of DM group DM.
328 16196291 It is concluded that calcium dobesilate can improve diabetic nephropathy by inhibiting the over- accumulation of collagen IV and calcium dobesilate may also contribute to diabetes by inhibiting the expression of TIMP1.
329 16196291 Effects of calcium dobesilate on glomerulus TIMP1 and collagen IV of diabetic rats.
330 16196291 To observe the effects of calcium dobesilate on the expression of glomerular tissue inhibitor of metalloproteinase 1 (TIMP1), collagen IV, and ultrastructure of glomerular basement membrane in diabetic rats, rats model of diabetes was established by unilateral nephrectomy and intraperitoneal injection of 1% STZ (55 mg/kg), and rats were administered calcium dobesilate 100 mg/ kg (DD group) or distilled water (DM group) respectively. 12 weeks later, the changes in the renal ultrastructure and creatinine clearance rate (Ccr) were examined in each group.
331 16196291 The expression of glomerular TIMP1 and collagen IV were studied by immunohistochemical staining.
332 16196291 Immunohistochemical staining of glomeruli showed that expression of TIMP1 and collagen IV in DD group were significantly less than those of DM group DM.
333 16196291 It is concluded that calcium dobesilate can improve diabetic nephropathy by inhibiting the over- accumulation of collagen IV and calcium dobesilate may also contribute to diabetes by inhibiting the expression of TIMP1.
334 16196291 Effects of calcium dobesilate on glomerulus TIMP1 and collagen IV of diabetic rats.
335 16196291 To observe the effects of calcium dobesilate on the expression of glomerular tissue inhibitor of metalloproteinase 1 (TIMP1), collagen IV, and ultrastructure of glomerular basement membrane in diabetic rats, rats model of diabetes was established by unilateral nephrectomy and intraperitoneal injection of 1% STZ (55 mg/kg), and rats were administered calcium dobesilate 100 mg/ kg (DD group) or distilled water (DM group) respectively. 12 weeks later, the changes in the renal ultrastructure and creatinine clearance rate (Ccr) were examined in each group.
336 16196291 The expression of glomerular TIMP1 and collagen IV were studied by immunohistochemical staining.
337 16196291 Immunohistochemical staining of glomeruli showed that expression of TIMP1 and collagen IV in DD group were significantly less than those of DM group DM.
338 16196291 It is concluded that calcium dobesilate can improve diabetic nephropathy by inhibiting the over- accumulation of collagen IV and calcium dobesilate may also contribute to diabetes by inhibiting the expression of TIMP1.
339 16487958 Matrix metalloproteinase 2 (MMP-2), 9 (MMP-9) and tissue inhibitor of metalloproteinase 1 (TIMP-1) were measured in induced sputum.
340 16487958 Log-normalized MMP-2, MMP-9, and TIMP-1 concentrations in sputum were not significantly different between towns.
341 16487958 However, after adjusting for town, asthma, diabetes, urinary monomethylarsonic acid/inorganic arsenic, and smoking history, total urinary arsenic was negatively associated with MMP-2 and TIMP-1 levels in sputum and positively associated with the ratio of MMP-2/TIMP-1 and MMP-9/TIMP-1 in sputum.
342 16487958 Matrix metalloproteinase 2 (MMP-2), 9 (MMP-9) and tissue inhibitor of metalloproteinase 1 (TIMP-1) were measured in induced sputum.
343 16487958 Log-normalized MMP-2, MMP-9, and TIMP-1 concentrations in sputum were not significantly different between towns.
344 16487958 However, after adjusting for town, asthma, diabetes, urinary monomethylarsonic acid/inorganic arsenic, and smoking history, total urinary arsenic was negatively associated with MMP-2 and TIMP-1 levels in sputum and positively associated with the ratio of MMP-2/TIMP-1 and MMP-9/TIMP-1 in sputum.
345 16487958 Matrix metalloproteinase 2 (MMP-2), 9 (MMP-9) and tissue inhibitor of metalloproteinase 1 (TIMP-1) were measured in induced sputum.
346 16487958 Log-normalized MMP-2, MMP-9, and TIMP-1 concentrations in sputum were not significantly different between towns.
347 16487958 However, after adjusting for town, asthma, diabetes, urinary monomethylarsonic acid/inorganic arsenic, and smoking history, total urinary arsenic was negatively associated with MMP-2 and TIMP-1 levels in sputum and positively associated with the ratio of MMP-2/TIMP-1 and MMP-9/TIMP-1 in sputum.
348 16596638 In particular, we determined the expression and production of several angiogenic factors including tissue inhibitor of matrix metalloproteinases-1 (TIMP-1), Leptin, connective tissue growth factor (CTGF), meningioma-associated complimentary DNA (Mac25), basic fibroblast growth factor (bFGF), and Midkine.
349 16596638 In addition, we showed that human chorionic gonadotropin (hCG) has distinct effects on their expression and production. hCG enhances the expression and production of TIMP-1, whereas it downregulates the expression of CTGF and Mac25.
350 16596638 In particular, we determined the expression and production of several angiogenic factors including tissue inhibitor of matrix metalloproteinases-1 (TIMP-1), Leptin, connective tissue growth factor (CTGF), meningioma-associated complimentary DNA (Mac25), basic fibroblast growth factor (bFGF), and Midkine.
351 16596638 In addition, we showed that human chorionic gonadotropin (hCG) has distinct effects on their expression and production. hCG enhances the expression and production of TIMP-1, whereas it downregulates the expression of CTGF and Mac25.
352 16643893 Quantitative assays were performed for vitreous protein content, MMP-2, MMP-9, tissue inhibitor of metalloproteinases-1 (TIMP-1) and hemoglobin.
353 16643893 Qualitative evaluation of the MMP-2 and MMP-9 activation status was performed by zymography.
354 16643893 In addition, TIMP-1 levels were significantly increased in PDR patients (p=0.004) and functionally inhibited activation of MMP-9 in vitreous samples.
355 16643893 However, activated MMP-9 levels in vitreous samples of PDR patients with hemorrhage (75.7+/-106.3 scanning units per 2 microl) were significantly higher than those in PDR patients without hemorrhage (7.1+/-16.2 scanning units per 2 microl) (p<0.001) and strongly correlated with hemoglobin levels (r=0.7525; p<0.001).
356 16643893 Quantitative assays were performed for vitreous protein content, MMP-2, MMP-9, tissue inhibitor of metalloproteinases-1 (TIMP-1) and hemoglobin.
357 16643893 Qualitative evaluation of the MMP-2 and MMP-9 activation status was performed by zymography.
358 16643893 In addition, TIMP-1 levels were significantly increased in PDR patients (p=0.004) and functionally inhibited activation of MMP-9 in vitreous samples.
359 16643893 However, activated MMP-9 levels in vitreous samples of PDR patients with hemorrhage (75.7+/-106.3 scanning units per 2 microl) were significantly higher than those in PDR patients without hemorrhage (7.1+/-16.2 scanning units per 2 microl) (p<0.001) and strongly correlated with hemoglobin levels (r=0.7525; p<0.001).
360 16765565 We measured T-cell repertoires, insulin secretion, and performed immunohistochemistry and confocal laser microscopy in order to evaluate the effect of TIMP-1, TIMP-2, and TIMP-3 on our in vitro T1DM organ culture model.
361 16765565 TIMP-2 decreased T-cell transmigration and preserved insulin production in our T1DM organ culture model.
362 16778129 Reduced expression of vascular endothelial growth factor paralleled with the increased angiostatin expression resulting from the upregulated activities of matrix metalloproteinase-2 and -9 in human type 2 diabetic arterial vasculature.
363 16778129 We hypothesized that MMP-2 and -9 were upregulated in the diabetic vasculature, resulting in increased angiostatin production and reduced blood vessel formation.
364 16778129 Diabetes upregulated the expression and the gelatinolytic activity of MMP-2 and -9.
365 16778129 Active MMP-2 and -9 were released from diabetic arteries, but not from nondiabetic vessels, during phenylephrine-induced vasoconstriction.
366 16778129 Diabetes enhanced transcription and protein expression of tissue inhibitor of MMP (TIMP)-1 but had an opposite effect on TIMP-2.
367 16778129 In diabetic vessels angiostatin was increased by 62% and was positively correlated with the activities of MMP-2 and -9 (r2=0.806 and 0.742, respectively).
368 16778129 This report indicated a strong correlation between the upregulation of MMP-2 and MMP-9 and the increased angiostatin expression in the human diabetic arterial vasculature.
369 16940215 Tissue accumulation of circulating prorenin results in angiotensin generation, but could also, through binding to the recently cloned (pro)renin receptor, lead to angiotensin-independent effects, like p42/p44 mitogen-activated protein kinase (MAPK) activation and plasminogen-activator inhibitor (PAI)-1 release.
370 16940215 Prorenin affected neither p42/p44 MAPK nor PAI-1.
371 16940215 PAI-1 release did occur during coincubation with angiotensinogen, suggesting that this effect is angiotensin mediated.
372 16940215 Rat microarray gene (n=4800) transcription profiling of myocytes stimulated with prorenin detected 260 regulated genes (P<0.001 versus control), among which genes downstream of p38 MAPK and HSP27 involved in actin filament dynamics and (cis-)regulated genes confined in blood pressure and diabetes QTL regions, like Syntaxin-7, were overrepresented.
373 16940215 Quantitative real-time RT-PCR of 7 selected genes (Opg, Timp1, Best5, Hsp27, pro-Anp, Col3a1, and Hk2) revealed temporal regulation, with peak levels occurring after 4 hours of prorenin exposure.
374 16940215 This regulation was not altered in the presence of the renin inhibitor aliskiren or the angiotensin II type 1 receptor antagonist eprosartan.
375 16940215 Prorenin-induced stimulation of the p38 MAPK/HSP27 pathway, resulting in alterations in actin filament dynamics, may underlie the severe cardiac hypertrophy that has been described previously in rats with hepatic prorenin overexpression.
376 17020653 [Metalloproteinases MMP-2 and MMP-9 and their inhibitors TIMP-1 and TIMP-2 levels in children and adolescents with type 1 diabetes].
377 17203468 Opposite effects of high glucose on MMP-2 and TIMP-2 in human endothelial cells.
378 17203468 HUVECs were treated with medium containing 5.5 mM or 33 mM of glucose in the presence or the absence of ascorbic acid and MMP inhibitors (GM6001 and endogenous tissue inhibitors of MMPs, TIMP-1, and TIMP-2).
379 17203468 The results revealed that high glucose-induced apoptosis could be suppressed by ascorbic acid, GM6001 and TIMP-2, but not by TIMP-1.
380 17203468 The activities of MMP-2, MMP-9 and its inhibitors, TIMP-1, TIMP-2 after high glucose treatment, were also detected by ELISA method.
381 17203468 We found that the activated form of MMP-2, but not MMP-9, was increased, while the level of TIMP-2, but not TIMP-1, was decreased.
382 17203468 In Western blot and RT-PCR analysis, the expression of TIMP-2, but not TIMP-1, after high glucose treatment was downregulated, whereas the levels of MMP-2 and -9 proteins and mRNA were not changed.
383 17203468 The present study indicated that oxidative stress induced by high glucose might be involved in the opposite effects on MMP-2 activation and TIMP-2 downregulation.
384 17203468 Opposite effects of high glucose on MMP-2 and TIMP-2 in human endothelial cells.
385 17203468 HUVECs were treated with medium containing 5.5 mM or 33 mM of glucose in the presence or the absence of ascorbic acid and MMP inhibitors (GM6001 and endogenous tissue inhibitors of MMPs, TIMP-1, and TIMP-2).
386 17203468 The results revealed that high glucose-induced apoptosis could be suppressed by ascorbic acid, GM6001 and TIMP-2, but not by TIMP-1.
387 17203468 The activities of MMP-2, MMP-9 and its inhibitors, TIMP-1, TIMP-2 after high glucose treatment, were also detected by ELISA method.
388 17203468 We found that the activated form of MMP-2, but not MMP-9, was increased, while the level of TIMP-2, but not TIMP-1, was decreased.
389 17203468 In Western blot and RT-PCR analysis, the expression of TIMP-2, but not TIMP-1, after high glucose treatment was downregulated, whereas the levels of MMP-2 and -9 proteins and mRNA were not changed.
390 17203468 The present study indicated that oxidative stress induced by high glucose might be involved in the opposite effects on MMP-2 activation and TIMP-2 downregulation.
391 17203468 Opposite effects of high glucose on MMP-2 and TIMP-2 in human endothelial cells.
392 17203468 HUVECs were treated with medium containing 5.5 mM or 33 mM of glucose in the presence or the absence of ascorbic acid and MMP inhibitors (GM6001 and endogenous tissue inhibitors of MMPs, TIMP-1, and TIMP-2).
393 17203468 The results revealed that high glucose-induced apoptosis could be suppressed by ascorbic acid, GM6001 and TIMP-2, but not by TIMP-1.
394 17203468 The activities of MMP-2, MMP-9 and its inhibitors, TIMP-1, TIMP-2 after high glucose treatment, were also detected by ELISA method.
395 17203468 We found that the activated form of MMP-2, but not MMP-9, was increased, while the level of TIMP-2, but not TIMP-1, was decreased.
396 17203468 In Western blot and RT-PCR analysis, the expression of TIMP-2, but not TIMP-1, after high glucose treatment was downregulated, whereas the levels of MMP-2 and -9 proteins and mRNA were not changed.
397 17203468 The present study indicated that oxidative stress induced by high glucose might be involved in the opposite effects on MMP-2 activation and TIMP-2 downregulation.
398 17203468 Opposite effects of high glucose on MMP-2 and TIMP-2 in human endothelial cells.
399 17203468 HUVECs were treated with medium containing 5.5 mM or 33 mM of glucose in the presence or the absence of ascorbic acid and MMP inhibitors (GM6001 and endogenous tissue inhibitors of MMPs, TIMP-1, and TIMP-2).
400 17203468 The results revealed that high glucose-induced apoptosis could be suppressed by ascorbic acid, GM6001 and TIMP-2, but not by TIMP-1.
401 17203468 The activities of MMP-2, MMP-9 and its inhibitors, TIMP-1, TIMP-2 after high glucose treatment, were also detected by ELISA method.
402 17203468 We found that the activated form of MMP-2, but not MMP-9, was increased, while the level of TIMP-2, but not TIMP-1, was decreased.
403 17203468 In Western blot and RT-PCR analysis, the expression of TIMP-2, but not TIMP-1, after high glucose treatment was downregulated, whereas the levels of MMP-2 and -9 proteins and mRNA were not changed.
404 17203468 The present study indicated that oxidative stress induced by high glucose might be involved in the opposite effects on MMP-2 activation and TIMP-2 downregulation.
405 17203468 Opposite effects of high glucose on MMP-2 and TIMP-2 in human endothelial cells.
406 17203468 HUVECs were treated with medium containing 5.5 mM or 33 mM of glucose in the presence or the absence of ascorbic acid and MMP inhibitors (GM6001 and endogenous tissue inhibitors of MMPs, TIMP-1, and TIMP-2).
407 17203468 The results revealed that high glucose-induced apoptosis could be suppressed by ascorbic acid, GM6001 and TIMP-2, but not by TIMP-1.
408 17203468 The activities of MMP-2, MMP-9 and its inhibitors, TIMP-1, TIMP-2 after high glucose treatment, were also detected by ELISA method.
409 17203468 We found that the activated form of MMP-2, but not MMP-9, was increased, while the level of TIMP-2, but not TIMP-1, was decreased.
410 17203468 In Western blot and RT-PCR analysis, the expression of TIMP-2, but not TIMP-1, after high glucose treatment was downregulated, whereas the levels of MMP-2 and -9 proteins and mRNA were not changed.
411 17203468 The present study indicated that oxidative stress induced by high glucose might be involved in the opposite effects on MMP-2 activation and TIMP-2 downregulation.
412 17364896 MMP-2, -9, and TIMP-1, -2 plasma levels were measured in diabetic patients with ACSs compared to nondiabetic patients with ACSs.
413 17364896 The following parameters were measured: body mass index (BMI), glycosylated hemoglobin (HbA1c), fasting plasma glucose (FPG), fasting plasma insulin (FPI), homeostasis model assessment index (HOMA index), systolic blood pressure (SBP), diastolic blood pressure (DBP), total cholesterol (TC), low-density lipoprotein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C), triglycerides (Tg), lipoprotein(a) [Lp(a)], plasminogen activator inhibitor-1 (PAI-1), homocysteine (Hct), fibrinogen (Fg), high-sensitivity C-reactive protein (hs-CRP), and plasma levels of MMP-2, MMP-9, TIMP-1, and TIMP-2.
414 17364896 MMP-9, TIMP-1, and TIMP-2 plasma levels were higher in diabetic patients with ACSs compared to nondiabetic patients with ACSs.
415 17364896 MMP-9, TIMP-1, and TIMP-2 plasma levels were increased in diabetic patients with ACSs, which may reflect abnormal extracellular matrix metabolism in diabetes during acute event.
416 17364896 MMP-2, -9, and TIMP-1, -2 plasma levels were measured in diabetic patients with ACSs compared to nondiabetic patients with ACSs.
417 17364896 The following parameters were measured: body mass index (BMI), glycosylated hemoglobin (HbA1c), fasting plasma glucose (FPG), fasting plasma insulin (FPI), homeostasis model assessment index (HOMA index), systolic blood pressure (SBP), diastolic blood pressure (DBP), total cholesterol (TC), low-density lipoprotein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C), triglycerides (Tg), lipoprotein(a) [Lp(a)], plasminogen activator inhibitor-1 (PAI-1), homocysteine (Hct), fibrinogen (Fg), high-sensitivity C-reactive protein (hs-CRP), and plasma levels of MMP-2, MMP-9, TIMP-1, and TIMP-2.
418 17364896 MMP-9, TIMP-1, and TIMP-2 plasma levels were higher in diabetic patients with ACSs compared to nondiabetic patients with ACSs.
419 17364896 MMP-9, TIMP-1, and TIMP-2 plasma levels were increased in diabetic patients with ACSs, which may reflect abnormal extracellular matrix metabolism in diabetes during acute event.
420 17364896 MMP-2, -9, and TIMP-1, -2 plasma levels were measured in diabetic patients with ACSs compared to nondiabetic patients with ACSs.
421 17364896 The following parameters were measured: body mass index (BMI), glycosylated hemoglobin (HbA1c), fasting plasma glucose (FPG), fasting plasma insulin (FPI), homeostasis model assessment index (HOMA index), systolic blood pressure (SBP), diastolic blood pressure (DBP), total cholesterol (TC), low-density lipoprotein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C), triglycerides (Tg), lipoprotein(a) [Lp(a)], plasminogen activator inhibitor-1 (PAI-1), homocysteine (Hct), fibrinogen (Fg), high-sensitivity C-reactive protein (hs-CRP), and plasma levels of MMP-2, MMP-9, TIMP-1, and TIMP-2.
422 17364896 MMP-9, TIMP-1, and TIMP-2 plasma levels were higher in diabetic patients with ACSs compared to nondiabetic patients with ACSs.
423 17364896 MMP-9, TIMP-1, and TIMP-2 plasma levels were increased in diabetic patients with ACSs, which may reflect abnormal extracellular matrix metabolism in diabetes during acute event.
424 17364896 MMP-2, -9, and TIMP-1, -2 plasma levels were measured in diabetic patients with ACSs compared to nondiabetic patients with ACSs.
425 17364896 The following parameters were measured: body mass index (BMI), glycosylated hemoglobin (HbA1c), fasting plasma glucose (FPG), fasting plasma insulin (FPI), homeostasis model assessment index (HOMA index), systolic blood pressure (SBP), diastolic blood pressure (DBP), total cholesterol (TC), low-density lipoprotein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C), triglycerides (Tg), lipoprotein(a) [Lp(a)], plasminogen activator inhibitor-1 (PAI-1), homocysteine (Hct), fibrinogen (Fg), high-sensitivity C-reactive protein (hs-CRP), and plasma levels of MMP-2, MMP-9, TIMP-1, and TIMP-2.
426 17364896 MMP-9, TIMP-1, and TIMP-2 plasma levels were higher in diabetic patients with ACSs compared to nondiabetic patients with ACSs.
427 17364896 MMP-9, TIMP-1, and TIMP-2 plasma levels were increased in diabetic patients with ACSs, which may reflect abnormal extracellular matrix metabolism in diabetes during acute event.
428 17512313 Elevated matrix metalloproteinase 9 and tissue inhibitor of metalloproteinase 1 in obese children and adolescents.
429 17512313 Plasma levels of MMP-9 and TIMP-1 were measured immunoenzymatically in 45 obese children and adolescents, aged 15 +/- 1.8 years.
430 17512313 MMP-9 and TIMP-1 concentrations were higher in obese children than in the control group (MMP-9: 553.5 +/- 311 vs 400.4 +/- 204 ng/mL, respectively; P = .02; TIMP-1: 161.2 +/- 32 vs 143.1 +/- 20.1 ng/mL, respectively; P = .03).
431 17512313 MMP-9 correlated with body mass index (BMI) (r = 0.33, P = .005) and fasting insulin (r = 0.3, P = .013); TIMP-1 correlated with BMI (r = 0.35, P = .006).
432 17512313 In the group of obese hypertensive children (n = 25), MMP-9 correlated with BMI (r = 0.41, P = .001), systolic blood pressure (r = 0.41, P = .002), fasting insulin (r = 0.37, P = .006), and homeostasis model assessment index of insulin resistance (r = 0.27, P = .03).
433 17512313 In the regression models, MMP-9 was found to be dependent on fasting insulin (R(2) = 0.16, P = .04), and TIMP-1 on BMI (R(2) = 0.14, P = .04).
434 17512313 Obese children and adolescents have elevated plasma concentrations of MMP-9 and TIMP-1.
435 17512313 Elevated matrix metalloproteinase 9 and tissue inhibitor of metalloproteinase 1 in obese children and adolescents.
436 17512313 Plasma levels of MMP-9 and TIMP-1 were measured immunoenzymatically in 45 obese children and adolescents, aged 15 +/- 1.8 years.
437 17512313 MMP-9 and TIMP-1 concentrations were higher in obese children than in the control group (MMP-9: 553.5 +/- 311 vs 400.4 +/- 204 ng/mL, respectively; P = .02; TIMP-1: 161.2 +/- 32 vs 143.1 +/- 20.1 ng/mL, respectively; P = .03).
438 17512313 MMP-9 correlated with body mass index (BMI) (r = 0.33, P = .005) and fasting insulin (r = 0.3, P = .013); TIMP-1 correlated with BMI (r = 0.35, P = .006).
439 17512313 In the group of obese hypertensive children (n = 25), MMP-9 correlated with BMI (r = 0.41, P = .001), systolic blood pressure (r = 0.41, P = .002), fasting insulin (r = 0.37, P = .006), and homeostasis model assessment index of insulin resistance (r = 0.27, P = .03).
440 17512313 In the regression models, MMP-9 was found to be dependent on fasting insulin (R(2) = 0.16, P = .04), and TIMP-1 on BMI (R(2) = 0.14, P = .04).
441 17512313 Obese children and adolescents have elevated plasma concentrations of MMP-9 and TIMP-1.
442 17512313 Elevated matrix metalloproteinase 9 and tissue inhibitor of metalloproteinase 1 in obese children and adolescents.
443 17512313 Plasma levels of MMP-9 and TIMP-1 were measured immunoenzymatically in 45 obese children and adolescents, aged 15 +/- 1.8 years.
444 17512313 MMP-9 and TIMP-1 concentrations were higher in obese children than in the control group (MMP-9: 553.5 +/- 311 vs 400.4 +/- 204 ng/mL, respectively; P = .02; TIMP-1: 161.2 +/- 32 vs 143.1 +/- 20.1 ng/mL, respectively; P = .03).
445 17512313 MMP-9 correlated with body mass index (BMI) (r = 0.33, P = .005) and fasting insulin (r = 0.3, P = .013); TIMP-1 correlated with BMI (r = 0.35, P = .006).
446 17512313 In the group of obese hypertensive children (n = 25), MMP-9 correlated with BMI (r = 0.41, P = .001), systolic blood pressure (r = 0.41, P = .002), fasting insulin (r = 0.37, P = .006), and homeostasis model assessment index of insulin resistance (r = 0.27, P = .03).
447 17512313 In the regression models, MMP-9 was found to be dependent on fasting insulin (R(2) = 0.16, P = .04), and TIMP-1 on BMI (R(2) = 0.14, P = .04).
448 17512313 Obese children and adolescents have elevated plasma concentrations of MMP-9 and TIMP-1.
449 17512313 Elevated matrix metalloproteinase 9 and tissue inhibitor of metalloproteinase 1 in obese children and adolescents.
450 17512313 Plasma levels of MMP-9 and TIMP-1 were measured immunoenzymatically in 45 obese children and adolescents, aged 15 +/- 1.8 years.
451 17512313 MMP-9 and TIMP-1 concentrations were higher in obese children than in the control group (MMP-9: 553.5 +/- 311 vs 400.4 +/- 204 ng/mL, respectively; P = .02; TIMP-1: 161.2 +/- 32 vs 143.1 +/- 20.1 ng/mL, respectively; P = .03).
452 17512313 MMP-9 correlated with body mass index (BMI) (r = 0.33, P = .005) and fasting insulin (r = 0.3, P = .013); TIMP-1 correlated with BMI (r = 0.35, P = .006).
453 17512313 In the group of obese hypertensive children (n = 25), MMP-9 correlated with BMI (r = 0.41, P = .001), systolic blood pressure (r = 0.41, P = .002), fasting insulin (r = 0.37, P = .006), and homeostasis model assessment index of insulin resistance (r = 0.27, P = .03).
454 17512313 In the regression models, MMP-9 was found to be dependent on fasting insulin (R(2) = 0.16, P = .04), and TIMP-1 on BMI (R(2) = 0.14, P = .04).
455 17512313 Obese children and adolescents have elevated plasma concentrations of MMP-9 and TIMP-1.
456 17512313 Elevated matrix metalloproteinase 9 and tissue inhibitor of metalloproteinase 1 in obese children and adolescents.
457 17512313 Plasma levels of MMP-9 and TIMP-1 were measured immunoenzymatically in 45 obese children and adolescents, aged 15 +/- 1.8 years.
458 17512313 MMP-9 and TIMP-1 concentrations were higher in obese children than in the control group (MMP-9: 553.5 +/- 311 vs 400.4 +/- 204 ng/mL, respectively; P = .02; TIMP-1: 161.2 +/- 32 vs 143.1 +/- 20.1 ng/mL, respectively; P = .03).
459 17512313 MMP-9 correlated with body mass index (BMI) (r = 0.33, P = .005) and fasting insulin (r = 0.3, P = .013); TIMP-1 correlated with BMI (r = 0.35, P = .006).
460 17512313 In the group of obese hypertensive children (n = 25), MMP-9 correlated with BMI (r = 0.41, P = .001), systolic blood pressure (r = 0.41, P = .002), fasting insulin (r = 0.37, P = .006), and homeostasis model assessment index of insulin resistance (r = 0.27, P = .03).
461 17512313 In the regression models, MMP-9 was found to be dependent on fasting insulin (R(2) = 0.16, P = .04), and TIMP-1 on BMI (R(2) = 0.14, P = .04).
462 17512313 Obese children and adolescents have elevated plasma concentrations of MMP-9 and TIMP-1.
463 17512313 Elevated matrix metalloproteinase 9 and tissue inhibitor of metalloproteinase 1 in obese children and adolescents.
464 17512313 Plasma levels of MMP-9 and TIMP-1 were measured immunoenzymatically in 45 obese children and adolescents, aged 15 +/- 1.8 years.
465 17512313 MMP-9 and TIMP-1 concentrations were higher in obese children than in the control group (MMP-9: 553.5 +/- 311 vs 400.4 +/- 204 ng/mL, respectively; P = .02; TIMP-1: 161.2 +/- 32 vs 143.1 +/- 20.1 ng/mL, respectively; P = .03).
466 17512313 MMP-9 correlated with body mass index (BMI) (r = 0.33, P = .005) and fasting insulin (r = 0.3, P = .013); TIMP-1 correlated with BMI (r = 0.35, P = .006).
467 17512313 In the group of obese hypertensive children (n = 25), MMP-9 correlated with BMI (r = 0.41, P = .001), systolic blood pressure (r = 0.41, P = .002), fasting insulin (r = 0.37, P = .006), and homeostasis model assessment index of insulin resistance (r = 0.27, P = .03).
468 17512313 In the regression models, MMP-9 was found to be dependent on fasting insulin (R(2) = 0.16, P = .04), and TIMP-1 on BMI (R(2) = 0.14, P = .04).
469 17512313 Obese children and adolescents have elevated plasma concentrations of MMP-9 and TIMP-1.
470 17879211 Serum matrix metalloproteinases MMP-2 and MMP-9 and metalloproteinase tissue inhibitors TIMP-1 and TIMP-2 in diabetic nephropathy.
471 18043992 We measured MMP-2, -9, and TIMP-1, -2 plasma levels in healthy subjects (controls), in type 2 diabetic patients, in nondiabetic patients with ACS (ACS) and in diabetic patients with ACS (DACS).
472 18043992 We measured also BMI (body mass index), HbA(1c) (glycated hemoglobin) FPG (fasting plasma glucosa), FPI (fasting plasma insulin), HOMA index (homeostasis model assessment index), SBP (systolic blood pressure), DBP (diastolic blood pressure), TC (total cholesterol), LDL-C (low density lipoprotein cholesterol), HDL-C (high-density lipoprotein cholesterol), Tg (triglycerides), Lp(a) (lipoprotein(a)) PAI-1 (plasminogen activator inhibitor-1), Hct (homocysteine), Fg (fibrinogen), and hs-CRP (high-sensitivity C-reactive protein).
473 18043992 Higher MMP-2, MMP-9, TIMP-1, and TIMP-2 levels were present in diabetic, ACS, and DACS patients compared to controls.
474 18043992 Significant MMP-2, TIMP-1, and TIMP-2 increases were observed in ACS and DACS groups, while MMP-9 decreased in these patients compared to diabetics.
475 18043992 In conclusion, MMP-2, MMP-9, TIMP-1, and TIMP-2 plasma levels were higher in diabetic, ACS, and DACS patients, which may reflect abnormal extracellular matrix metabolism in diabetes and in acute coronary syndrome.
476 18043992 We measured MMP-2, -9, and TIMP-1, -2 plasma levels in healthy subjects (controls), in type 2 diabetic patients, in nondiabetic patients with ACS (ACS) and in diabetic patients with ACS (DACS).
477 18043992 We measured also BMI (body mass index), HbA(1c) (glycated hemoglobin) FPG (fasting plasma glucosa), FPI (fasting plasma insulin), HOMA index (homeostasis model assessment index), SBP (systolic blood pressure), DBP (diastolic blood pressure), TC (total cholesterol), LDL-C (low density lipoprotein cholesterol), HDL-C (high-density lipoprotein cholesterol), Tg (triglycerides), Lp(a) (lipoprotein(a)) PAI-1 (plasminogen activator inhibitor-1), Hct (homocysteine), Fg (fibrinogen), and hs-CRP (high-sensitivity C-reactive protein).
478 18043992 Higher MMP-2, MMP-9, TIMP-1, and TIMP-2 levels were present in diabetic, ACS, and DACS patients compared to controls.
479 18043992 Significant MMP-2, TIMP-1, and TIMP-2 increases were observed in ACS and DACS groups, while MMP-9 decreased in these patients compared to diabetics.
480 18043992 In conclusion, MMP-2, MMP-9, TIMP-1, and TIMP-2 plasma levels were higher in diabetic, ACS, and DACS patients, which may reflect abnormal extracellular matrix metabolism in diabetes and in acute coronary syndrome.
481 18043992 We measured MMP-2, -9, and TIMP-1, -2 plasma levels in healthy subjects (controls), in type 2 diabetic patients, in nondiabetic patients with ACS (ACS) and in diabetic patients with ACS (DACS).
482 18043992 We measured also BMI (body mass index), HbA(1c) (glycated hemoglobin) FPG (fasting plasma glucosa), FPI (fasting plasma insulin), HOMA index (homeostasis model assessment index), SBP (systolic blood pressure), DBP (diastolic blood pressure), TC (total cholesterol), LDL-C (low density lipoprotein cholesterol), HDL-C (high-density lipoprotein cholesterol), Tg (triglycerides), Lp(a) (lipoprotein(a)) PAI-1 (plasminogen activator inhibitor-1), Hct (homocysteine), Fg (fibrinogen), and hs-CRP (high-sensitivity C-reactive protein).
483 18043992 Higher MMP-2, MMP-9, TIMP-1, and TIMP-2 levels were present in diabetic, ACS, and DACS patients compared to controls.
484 18043992 Significant MMP-2, TIMP-1, and TIMP-2 increases were observed in ACS and DACS groups, while MMP-9 decreased in these patients compared to diabetics.
485 18043992 In conclusion, MMP-2, MMP-9, TIMP-1, and TIMP-2 plasma levels were higher in diabetic, ACS, and DACS patients, which may reflect abnormal extracellular matrix metabolism in diabetes and in acute coronary syndrome.
486 18043992 We measured MMP-2, -9, and TIMP-1, -2 plasma levels in healthy subjects (controls), in type 2 diabetic patients, in nondiabetic patients with ACS (ACS) and in diabetic patients with ACS (DACS).
487 18043992 We measured also BMI (body mass index), HbA(1c) (glycated hemoglobin) FPG (fasting plasma glucosa), FPI (fasting plasma insulin), HOMA index (homeostasis model assessment index), SBP (systolic blood pressure), DBP (diastolic blood pressure), TC (total cholesterol), LDL-C (low density lipoprotein cholesterol), HDL-C (high-density lipoprotein cholesterol), Tg (triglycerides), Lp(a) (lipoprotein(a)) PAI-1 (plasminogen activator inhibitor-1), Hct (homocysteine), Fg (fibrinogen), and hs-CRP (high-sensitivity C-reactive protein).
488 18043992 Higher MMP-2, MMP-9, TIMP-1, and TIMP-2 levels were present in diabetic, ACS, and DACS patients compared to controls.
489 18043992 Significant MMP-2, TIMP-1, and TIMP-2 increases were observed in ACS and DACS groups, while MMP-9 decreased in these patients compared to diabetics.
490 18043992 In conclusion, MMP-2, MMP-9, TIMP-1, and TIMP-2 plasma levels were higher in diabetic, ACS, and DACS patients, which may reflect abnormal extracellular matrix metabolism in diabetes and in acute coronary syndrome.
491 18387077 Matrix metalloproteinases and diabetic foot ulcers: the ratio of MMP-1 to TIMP-1 is a predictor of wound healing.
492 18388190 Hyperglycemic mRen-2 rats had increased LV collagen concentration (fibrosis) and gelatinase activity (all P < 0.05 vs. controls) but equivalent levels of interstitial collagenase and tissue inhibitor of metalloproteinase-1 to that measured in control rats.
493 18388190 The protective effects of H2-RLX in diabetic rats were associated with a reduction in mesenchymal cell differentiation and tissue inhibitor of metalloproteinase-1 expression in addition to a promotion of extracellular matrix-degrading matrix metalloproteinase-13 (all P < 0.05 vs. diabetic group) but were independent of blood pressure regulation.
494 18388190 Hyperglycemic mRen-2 rats had increased LV collagen concentration (fibrosis) and gelatinase activity (all P < 0.05 vs. controls) but equivalent levels of interstitial collagenase and tissue inhibitor of metalloproteinase-1 to that measured in control rats.
495 18388190 The protective effects of H2-RLX in diabetic rats were associated with a reduction in mesenchymal cell differentiation and tissue inhibitor of metalloproteinase-1 expression in addition to a promotion of extracellular matrix-degrading matrix metalloproteinase-13 (all P < 0.05 vs. diabetic group) but were independent of blood pressure regulation.
496 18780770 Glomerular MMP-2 and MMP-9 activities as well as TIMP-1 expression were increased robustly in diabetic mice and normalized with CZ treatment.
497 18780770 Interestingly, TIMP-4 expression was opposite to that of TIMP-1 in diabetic and CZ-treated groups.
498 18780770 Glomerular MMP-2 and MMP-9 activities as well as TIMP-1 expression were increased robustly in diabetic mice and normalized with CZ treatment.
499 18780770 Interestingly, TIMP-4 expression was opposite to that of TIMP-1 in diabetic and CZ-treated groups.
500 18930722 MMP-2 levels were determined by gelatin zymography, and MMP-2/tissue inhibitor of metalloproteinases (TIMP)-2 mRNA levels were determined by quantitative real time RT-PCR.
501 18930722 While diabetes induced no major structural changes, it caused a 16-fold increase in the ratio of MMP-2/TIMP-2 mRNA expression, which was completely reversed by lercanidipine (both P<0.001).
502 18930722 These results show that antioxidant and beneficial vascular effects produced by lercanidipine in diabetic rats are associated with reversion of the imbalance in vascular MMP-2/TIMP-2 expression.
503 19003945 In the presence of high glucose, the levels of matrix metalloproteinase-2 (MMP-2), matrix metalloproteinase-9 (MMP-9) and extracellular matrix metalloproteinase inducer (EMMPRIN) were decreased significantly, and the levels of tissue inhibitor of metalloproteinase-2 (TIMP-2), tissue inhibitor of metalloproteinase-1 (TIMP-1) and plasminogen activator inhibitor-1 (PAI-1) were increased significantly.
504 19003945 GbE lowered the levels of transforming growth factor-beta(1) (TGF-beta(1)), insulin-like growth factor-1 (IGF-1) and connective tissue growth factor (CTGF) of the high glucose group.
505 19003945 Furthermore, GbE also decreased the expressions of collagen IV and laminin of the high glucose group.
506 19062310 Plasma levels of MMP-2, MMP-9 and TIMP-1 are not associated with arterial stiffness in subjects with type 2 diabetes mellitus.
507 19098376 We measured plasma tissue inhibitor of matrix metalloproteinase-1 (TIMP-1), a marker of collagen fibrosis in extracellular matrix, to evaluate the relationship between non-dipping and u-NaCl in 73 normotensive subjects (no antihypertensive medications, clinic BP<140/90 mmHg and/or 24-h ambulatory BP<125/80 mmHg).
508 19406980 TIMP3 is the most highly expressed tissue inhibitor of metalloproteinase (TIMP) in the kidney, but its function in renal disease is incompletely understood.
509 19406980 In addition, TIMP3-/- mice had greater interstitial fibrosis; increased synthesis and deposition of type I collagen; increased activation of fibroblasts; enhanced apoptosis; and greater activation of MMP2, but not MMP9, after UUO.
510 19406980 TIMP3 deficiency also led to accelerated processing of TNFalpha, demonstrated by significantly higher TACE activity and greater soluble TNFalpha levels by 3 d after UUO.
511 19406980 Moreover, inhibition of MMPs in TIMP3-/-/TNFalpha-/- mice further abrogated postobstructive injury and prevented tubulointerestitial fibrosis.
512 19506087 Glomerular protein levels of matrix metalloproteinase-1 and tissue inhibitor of metalloproteinase-1 are lower in diabetic subjects.
513 19506087 We investigated protein levels of multiple MMPs (MMP-1, MMP-2, MMP-3, and MMP-9) and TIMP-1 in glomeruli and investigated whether disease phenotypes were associated with levels of these proteins.
514 19506087 We observed significantly decreased glomerular MMP-1 and TIMP-1 staining in subjects with diabetes, hypertension, and an estimated glomerular filtration rate <30 ml/min/1.73 m(2) in univariate analyses.
515 19506087 MMP-1 staining, but not TIMP-1 staining, was inversely correlated with increased glomerular fibrosis (r = -0.40).
516 19506087 This study indicates that in human subjects, the long-term sequelae of diseases such as diabetes that cause chronic renal failure result in decreased TIMP-1 and MMP-1 proteins in renal glomeruli.
517 19506087 Glomerular protein levels of matrix metalloproteinase-1 and tissue inhibitor of metalloproteinase-1 are lower in diabetic subjects.
518 19506087 We investigated protein levels of multiple MMPs (MMP-1, MMP-2, MMP-3, and MMP-9) and TIMP-1 in glomeruli and investigated whether disease phenotypes were associated with levels of these proteins.
519 19506087 We observed significantly decreased glomerular MMP-1 and TIMP-1 staining in subjects with diabetes, hypertension, and an estimated glomerular filtration rate <30 ml/min/1.73 m(2) in univariate analyses.
520 19506087 MMP-1 staining, but not TIMP-1 staining, was inversely correlated with increased glomerular fibrosis (r = -0.40).
521 19506087 This study indicates that in human subjects, the long-term sequelae of diseases such as diabetes that cause chronic renal failure result in decreased TIMP-1 and MMP-1 proteins in renal glomeruli.
522 19506087 Glomerular protein levels of matrix metalloproteinase-1 and tissue inhibitor of metalloproteinase-1 are lower in diabetic subjects.
523 19506087 We investigated protein levels of multiple MMPs (MMP-1, MMP-2, MMP-3, and MMP-9) and TIMP-1 in glomeruli and investigated whether disease phenotypes were associated with levels of these proteins.
524 19506087 We observed significantly decreased glomerular MMP-1 and TIMP-1 staining in subjects with diabetes, hypertension, and an estimated glomerular filtration rate <30 ml/min/1.73 m(2) in univariate analyses.
525 19506087 MMP-1 staining, but not TIMP-1 staining, was inversely correlated with increased glomerular fibrosis (r = -0.40).
526 19506087 This study indicates that in human subjects, the long-term sequelae of diseases such as diabetes that cause chronic renal failure result in decreased TIMP-1 and MMP-1 proteins in renal glomeruli.
527 19506087 Glomerular protein levels of matrix metalloproteinase-1 and tissue inhibitor of metalloproteinase-1 are lower in diabetic subjects.
528 19506087 We investigated protein levels of multiple MMPs (MMP-1, MMP-2, MMP-3, and MMP-9) and TIMP-1 in glomeruli and investigated whether disease phenotypes were associated with levels of these proteins.
529 19506087 We observed significantly decreased glomerular MMP-1 and TIMP-1 staining in subjects with diabetes, hypertension, and an estimated glomerular filtration rate <30 ml/min/1.73 m(2) in univariate analyses.
530 19506087 MMP-1 staining, but not TIMP-1 staining, was inversely correlated with increased glomerular fibrosis (r = -0.40).
531 19506087 This study indicates that in human subjects, the long-term sequelae of diseases such as diabetes that cause chronic renal failure result in decreased TIMP-1 and MMP-1 proteins in renal glomeruli.
532 19506087 Glomerular protein levels of matrix metalloproteinase-1 and tissue inhibitor of metalloproteinase-1 are lower in diabetic subjects.
533 19506087 We investigated protein levels of multiple MMPs (MMP-1, MMP-2, MMP-3, and MMP-9) and TIMP-1 in glomeruli and investigated whether disease phenotypes were associated with levels of these proteins.
534 19506087 We observed significantly decreased glomerular MMP-1 and TIMP-1 staining in subjects with diabetes, hypertension, and an estimated glomerular filtration rate <30 ml/min/1.73 m(2) in univariate analyses.
535 19506087 MMP-1 staining, but not TIMP-1 staining, was inversely correlated with increased glomerular fibrosis (r = -0.40).
536 19506087 This study indicates that in human subjects, the long-term sequelae of diseases such as diabetes that cause chronic renal failure result in decreased TIMP-1 and MMP-1 proteins in renal glomeruli.
537 19917734 Dynamic changes in matrix metalloproteinase 9 and tissue inhibitor of metalloproteinase 1 levels during wound healing in diabetic rats.
538 20096949 TIMP-1 and collagen degradation products were also measured.
539 20096949 MMPs (-1, -3 and -7) and TIMP-1 were measured by ELISA, MMP-2 and -9 by zymography and collagen degradation products by radioimmunoassay.
540 20096949 Differences in the pattern of MMPs/TIMPs and collagen degradation products were observed.
541 20096949 TIMP-1 and collagen degradation products were also measured.
542 20096949 MMPs (-1, -3 and -7) and TIMP-1 were measured by ELISA, MMP-2 and -9 by zymography and collagen degradation products by radioimmunoassay.
543 20096949 Differences in the pattern of MMPs/TIMPs and collagen degradation products were observed.
544 20096949 TIMP-1 and collagen degradation products were also measured.
545 20096949 MMPs (-1, -3 and -7) and TIMP-1 were measured by ELISA, MMP-2 and -9 by zymography and collagen degradation products by radioimmunoassay.
546 20096949 Differences in the pattern of MMPs/TIMPs and collagen degradation products were observed.
547 20110172 We measured the plasma concentrations of both MMP-9 and its inhibitor, tissue inhibitor of metalloproteinases 1 (TIMP-1).
548 20110172 We estimated the MMP-9 activity by calculating the MMP-9:TIMP-1 ratio.
549 20110172 We measured the plasma concentrations of both MMP-9 and its inhibitor, tissue inhibitor of metalloproteinases 1 (TIMP-1).
550 20110172 We estimated the MMP-9 activity by calculating the MMP-9:TIMP-1 ratio.
551 20613990 Homocysteine induces oxidative injury of vascular endothelial cells, involved in matrix remodeling through modulation of the matrix metalloproteinase (MMP)/tissue inhibitor of metalloproteinase (TIMP) axis, and increased formation and accumulation of extracellular matrix protein, such as collagen.
552 21132435 The expression of matrix metalloproteinase-9 (MMP-9) was significantly up-regulated in keratinocytes incubated with increasing AGE-BSA, but tissue inhibitor of metalloproteinases-1 (TIMP-1) expression was down-regulated.
553 21132435 These data also indicated that, in the context of the chronic hyperglycemia in diabetes, the effects of AGE-BSA on keratinocyte migration might be mediated through MMP-9/TIMP-1, p-FAK and α2β1 integrin.
554 21132435 The expression of matrix metalloproteinase-9 (MMP-9) was significantly up-regulated in keratinocytes incubated with increasing AGE-BSA, but tissue inhibitor of metalloproteinases-1 (TIMP-1) expression was down-regulated.
555 21132435 These data also indicated that, in the context of the chronic hyperglycemia in diabetes, the effects of AGE-BSA on keratinocyte migration might be mediated through MMP-9/TIMP-1, p-FAK and α2β1 integrin.
556 21478228 Insulin treatment attenuates diabetes-increased atherosclerotic intimal lesions and matrix metalloproteinase 9 expression in apolipoprotein E-deficient mice.
557 21478228 In this study, we treated diabetic apolipoprotein E-deficient (apoE-/-) mice with insulin for 20 weeks and studied the effect of insulin treatment on intimal lesion size and matrix metalloproteinase (MMP) 9 expression known to be involved in plaque destabilization.
558 21478228 Results showed that insulin treatment, which effectively reduced plasma glucose level in diabetic mice, attenuated diabetes-increased intimal lesion size and significantly inhibited diabetes-increased MMP9 expression, but had no effect on tissue inhibitor of metalloproteinase 1 in atherosclerotic plaques.
559 21478228 Furthermore, we observed that insulin treatment did not reduce diabetes-increased macrophage content but inhibited interleukin 6 expression, a stimulator for MMP expression.
560 21488874 Alterations of collagen-I, MMP-1 and TIMP-1 in the periodontal ligament of diabetic rats under mechanical stress.
561 21533831 Pressure-overload increased cardiomyocyte diameter (BA 22.0 ± 0.4 μm, SHAM 18.2 ± 0.3 μm) and myofilament maximal force (BA 25.7 ± 3.6 kN/m(2), SHAM 18.6 ± 1.4 kN/m(2)), Ca(2+) sensitivity (BA 5.56 ± 0.02, SHAM 5.50 ± 0.02) as well as MyBP-C, Akt and Erk phosphorylation, while decreasing rate of force redevelopment (K (tr); BA 14.9 ± 1.1 s(-1), SHAM 25.2 ± 1.5 s(-1)).
562 21533831 Diabetes increased cardiomyocyte diameter, fibrosis (DM 21.4 ± 0.4 μm, 13.9 ± 1.8%, DB 20.6 ± 0.4 μm, 13.8 ± 0.8%, respectively), myofilament Ca(2+)sensitivity (DM 5.57 ± 0.02, DB 5.57 ± 0.01), advanced glycation end-product deposition (DM 4.9 ± 0.6 score/mm(2), DB 5.1 ± 0.4 score/mm(2), SHAM 2.1 ± 0.3 score/mm(2)), and apoptosis, while decreasing K (tr) (DM 13.5 ± 1.9 s(-1), DB 15.2 ± 1.4 s(-1)), Akt phosphorylation and MMP-9/TIMP-1 and MMP-1/TIMP-1 ratios.
563 21630131 Using CCN-2 adenoviral anti-sense it was found that CCN-2 mediated the up-regulation of fibronectin and the tissue inhibitor of matrix metalloproteinase, TIMP-1, that was caused by matrix bound AGEs.
564 21630131 In conclusion, CCN-2 is induced by non-enzymatically glycated matrix and it mediates downstream fibronectin and TIMP-1 increases, thus through this mechanism potentially contributing to ECM accumulation in the renal glomerulus in diabetes.
565 21630131 Using CCN-2 adenoviral anti-sense it was found that CCN-2 mediated the up-regulation of fibronectin and the tissue inhibitor of matrix metalloproteinase, TIMP-1, that was caused by matrix bound AGEs.
566 21630131 In conclusion, CCN-2 is induced by non-enzymatically glycated matrix and it mediates downstream fibronectin and TIMP-1 increases, thus through this mechanism potentially contributing to ECM accumulation in the renal glomerulus in diabetes.
567 21700474 PPARγ agonist rosiglitazone ameliorates LPS-induced inflammation in vascular smooth muscle cells via the TLR4/TRIF/IRF3/IP-10 signaling pathway.
568 21700474 The current study demonstrated that rosiglitazone exerted a potent anti-inflammatory action via decreasing interleukin-18 (IL-18), tissue inhibitor of metalloproteinase-1 (TIMP-1), TLR4 and increasing PPARγ in LPS-induced VSMCs.
569 21700474 Interestingly, the results indicated that beneficial effects of rosiglitazone on LPS-induced inflammation in VSMCs were mediated via interference of TLR4 and its downstream signaling components including Toll-interleukin-1 (IL-1) receptor domain-containing adaptor inducing interferon-β (TRIF), interferon regulatory factor 3 (IRF3) and interferon-gamma inducible protein 10 (IP-10).
570 21700474 More importantly, the regulation of the TRIF-dependent TLR4 signaling pathway (TLR4/TRIF/ IRF3/IP-10) provides new insight to understand the mode of action of rosiglitazone for its anti-inflammatory effects.
571 21918531 We measured the circulating MMP-2, MMP-9, TIMP-1 and TIMP-2 levels in ED patients, with or without diabetes mellitus (DM), and in healthy controls.
572 21918531 MMP-2, MMP-9, TIMP-1 and TIMP-2 plasma levels were measured by enzyme-linked immunosorbent assay and zymography.
573 21918531 However, while patients in the ED group had similar TIMP-1 levels compared with those found in the control group, we found higher TIMP-1 levels and lower MMP-9/TIMP-1 ratios in the ED/DM group compared with controls (P<0.05).
574 21918531 While both groups of patients (ED and ED/DM) had slightly lower MMP-2 levels compared with controls (P<0.05), we found no differences in TIMP-2 levels among the study groups (P>0.05), and no differences in MMP-2/TIMP-2 ratios (P>0.05).
575 21918531 We found evidence indicating lack of significant alterations in circulating net MMP-9 and MMP-2 activities in patients with ED, and lower net MMP-9 activity in diabetic patients with ED.
576 21918531 We measured the circulating MMP-2, MMP-9, TIMP-1 and TIMP-2 levels in ED patients, with or without diabetes mellitus (DM), and in healthy controls.
577 21918531 MMP-2, MMP-9, TIMP-1 and TIMP-2 plasma levels were measured by enzyme-linked immunosorbent assay and zymography.
578 21918531 However, while patients in the ED group had similar TIMP-1 levels compared with those found in the control group, we found higher TIMP-1 levels and lower MMP-9/TIMP-1 ratios in the ED/DM group compared with controls (P<0.05).
579 21918531 While both groups of patients (ED and ED/DM) had slightly lower MMP-2 levels compared with controls (P<0.05), we found no differences in TIMP-2 levels among the study groups (P>0.05), and no differences in MMP-2/TIMP-2 ratios (P>0.05).
580 21918531 We found evidence indicating lack of significant alterations in circulating net MMP-9 and MMP-2 activities in patients with ED, and lower net MMP-9 activity in diabetic patients with ED.
581 21918531 We measured the circulating MMP-2, MMP-9, TIMP-1 and TIMP-2 levels in ED patients, with or without diabetes mellitus (DM), and in healthy controls.
582 21918531 MMP-2, MMP-9, TIMP-1 and TIMP-2 plasma levels were measured by enzyme-linked immunosorbent assay and zymography.
583 21918531 However, while patients in the ED group had similar TIMP-1 levels compared with those found in the control group, we found higher TIMP-1 levels and lower MMP-9/TIMP-1 ratios in the ED/DM group compared with controls (P<0.05).
584 21918531 While both groups of patients (ED and ED/DM) had slightly lower MMP-2 levels compared with controls (P<0.05), we found no differences in TIMP-2 levels among the study groups (P>0.05), and no differences in MMP-2/TIMP-2 ratios (P>0.05).
585 21918531 We found evidence indicating lack of significant alterations in circulating net MMP-9 and MMP-2 activities in patients with ED, and lower net MMP-9 activity in diabetic patients with ED.
586 21963884 Matrix metalloproteinase-2 (MMP-2) and MMP-9 are two relevant MMPs for embryo development.
587 21963884 Here, we addressed whether changes in these MMPs and in tissue inhibitor of matrix metalloproteinase-1 (TIMP-1) and TIMP-2 are altered in embryos and decidua from type 1 diabetic rats during early organogenesis.
588 21963884 Our results demonstrate MMP-2 and MMP-9 overactivities and overexpression, together with increases in lipid peroxidation and nitric oxide production in embryos and decidua from diabetic animals.
589 21963884 There is a concomitant increase in the inhibitory activity of TIMP-1 and TIMP-2 in embryos and decidua, and an increase in protein expression of embryonic TIMP-1 and TIMP-2.
590 21963884 Matrix metalloproteinase-2 (MMP-2) and MMP-9 are two relevant MMPs for embryo development.
591 21963884 Here, we addressed whether changes in these MMPs and in tissue inhibitor of matrix metalloproteinase-1 (TIMP-1) and TIMP-2 are altered in embryos and decidua from type 1 diabetic rats during early organogenesis.
592 21963884 Our results demonstrate MMP-2 and MMP-9 overactivities and overexpression, together with increases in lipid peroxidation and nitric oxide production in embryos and decidua from diabetic animals.
593 21963884 There is a concomitant increase in the inhibitory activity of TIMP-1 and TIMP-2 in embryos and decidua, and an increase in protein expression of embryonic TIMP-1 and TIMP-2.
594 22138416 Levels of adiponectin (P = 0.006), cathepsin S (P = 0.001), and leptin (P = 0.041) were significantly elevated in the PVR group as compared to the RRD group.
595 22138416 After correction for diabetes, body mass index (BMI), macular involvement, and preoperative PVR, the association between postoperative PVR development and adiponectin, cathepsin S, and TIMP-1 remained statistically significant (P < 0.05), whereas the significant correlation between PVR and elevated leptin levels was lost (P = 0.068).
596 22138416 There were no significant differences in levels of chemerin (P = 0.351) and adipsin (P = 0.915).
597 22180326 Embryos and decidua were explanted on Day 10.5 of gestation for further analysis of embryo resorptions and malformations, MMP-2 and MMP-9 activities, TIMP-1 and TIMP-2 levels, NO production and lipid peroxidation.
598 22180326 MMP-2 and MMP-9 activities were increased in embryos and decidua from diabetic rats and decreased with safflower oil and folic acid supplementations.
599 23054594 In proliferative diabetic retinopathy (PDR), vascular endothelial growth factor (VEGF) and CCN2 (connective tissue growth factor; CTGF) cause blindness by neovascularization and subsequent fibrosis.
600 23054594 This angio-fibrotic switch is associated with a shift in the balance between vitreous levels of CCN2 and VEGF in the eye.
601 23054594 Here, we investigated the possible involvement of other important mediators of fibrosis, tissue inhibitor of metalloproteinases (TIMP)-1 and transforming growth factor (TGF)-β2, and of the matrix metalloproteinases (MMP)-2 and MMP-9, in the natural course of PDR.
602 23054594 TIMP-1, activated TGF-β2, CCN2 and VEGF levels were measured by ELISA in 78 vitreous samples of patients with PDR (n = 28), diabetic patients without PDR (n = 24), and patients with the diabetes-unrelated retinal conditions macular hole (n = 10) or macular pucker (n = 16), and were related to MMP-2 and MMP-9 activity on zymograms and to clinical data, including degree of intra-ocular neovascularization and fibrosis.
603 23054594 TIMP-1, CCN2 and VEGF levels, but not activated TGF-β2 levels, were significantly increased in the vitreous of diabetic patients, with the highest levels in PDR patients.
604 23054594 CCN2 and the CCN2/VEGF ratio were the strongest predictors of degree of fibrosis.
605 23054594 In diabetic patients with or without PDR, activated TGF-β2 levels correlated with TIMP-1 levels, whereas in PDR patients, TIMP-1 levels, MMP-2 and proMMP-9 were associated with degree of neovascularization, like VEGF levels, but not with fibrosis.
606 23054594 We confirm here our previous findings that retinal fibrosis in PDR patients is significantly correlated with vitreous CCN2 levels and the CCN2/VEGF ratio.
607 23054594 In contrast, TIMP-1, MMP-2 and MMP-9 appear to have a role in the angiogenic phase rather than in the fibrotic phase of PDR.
608 23054594 In proliferative diabetic retinopathy (PDR), vascular endothelial growth factor (VEGF) and CCN2 (connective tissue growth factor; CTGF) cause blindness by neovascularization and subsequent fibrosis.
609 23054594 This angio-fibrotic switch is associated with a shift in the balance between vitreous levels of CCN2 and VEGF in the eye.
610 23054594 Here, we investigated the possible involvement of other important mediators of fibrosis, tissue inhibitor of metalloproteinases (TIMP)-1 and transforming growth factor (TGF)-β2, and of the matrix metalloproteinases (MMP)-2 and MMP-9, in the natural course of PDR.
611 23054594 TIMP-1, activated TGF-β2, CCN2 and VEGF levels were measured by ELISA in 78 vitreous samples of patients with PDR (n = 28), diabetic patients without PDR (n = 24), and patients with the diabetes-unrelated retinal conditions macular hole (n = 10) or macular pucker (n = 16), and were related to MMP-2 and MMP-9 activity on zymograms and to clinical data, including degree of intra-ocular neovascularization and fibrosis.
612 23054594 TIMP-1, CCN2 and VEGF levels, but not activated TGF-β2 levels, were significantly increased in the vitreous of diabetic patients, with the highest levels in PDR patients.
613 23054594 CCN2 and the CCN2/VEGF ratio were the strongest predictors of degree of fibrosis.
614 23054594 In diabetic patients with or without PDR, activated TGF-β2 levels correlated with TIMP-1 levels, whereas in PDR patients, TIMP-1 levels, MMP-2 and proMMP-9 were associated with degree of neovascularization, like VEGF levels, but not with fibrosis.
615 23054594 We confirm here our previous findings that retinal fibrosis in PDR patients is significantly correlated with vitreous CCN2 levels and the CCN2/VEGF ratio.
616 23054594 In contrast, TIMP-1, MMP-2 and MMP-9 appear to have a role in the angiogenic phase rather than in the fibrotic phase of PDR.
617 23054594 In proliferative diabetic retinopathy (PDR), vascular endothelial growth factor (VEGF) and CCN2 (connective tissue growth factor; CTGF) cause blindness by neovascularization and subsequent fibrosis.
618 23054594 This angio-fibrotic switch is associated with a shift in the balance between vitreous levels of CCN2 and VEGF in the eye.
619 23054594 Here, we investigated the possible involvement of other important mediators of fibrosis, tissue inhibitor of metalloproteinases (TIMP)-1 and transforming growth factor (TGF)-β2, and of the matrix metalloproteinases (MMP)-2 and MMP-9, in the natural course of PDR.
620 23054594 TIMP-1, activated TGF-β2, CCN2 and VEGF levels were measured by ELISA in 78 vitreous samples of patients with PDR (n = 28), diabetic patients without PDR (n = 24), and patients with the diabetes-unrelated retinal conditions macular hole (n = 10) or macular pucker (n = 16), and were related to MMP-2 and MMP-9 activity on zymograms and to clinical data, including degree of intra-ocular neovascularization and fibrosis.
621 23054594 TIMP-1, CCN2 and VEGF levels, but not activated TGF-β2 levels, were significantly increased in the vitreous of diabetic patients, with the highest levels in PDR patients.
622 23054594 CCN2 and the CCN2/VEGF ratio were the strongest predictors of degree of fibrosis.
623 23054594 In diabetic patients with or without PDR, activated TGF-β2 levels correlated with TIMP-1 levels, whereas in PDR patients, TIMP-1 levels, MMP-2 and proMMP-9 were associated with degree of neovascularization, like VEGF levels, but not with fibrosis.
624 23054594 We confirm here our previous findings that retinal fibrosis in PDR patients is significantly correlated with vitreous CCN2 levels and the CCN2/VEGF ratio.
625 23054594 In contrast, TIMP-1, MMP-2 and MMP-9 appear to have a role in the angiogenic phase rather than in the fibrotic phase of PDR.
626 23054594 In proliferative diabetic retinopathy (PDR), vascular endothelial growth factor (VEGF) and CCN2 (connective tissue growth factor; CTGF) cause blindness by neovascularization and subsequent fibrosis.
627 23054594 This angio-fibrotic switch is associated with a shift in the balance between vitreous levels of CCN2 and VEGF in the eye.
628 23054594 Here, we investigated the possible involvement of other important mediators of fibrosis, tissue inhibitor of metalloproteinases (TIMP)-1 and transforming growth factor (TGF)-β2, and of the matrix metalloproteinases (MMP)-2 and MMP-9, in the natural course of PDR.
629 23054594 TIMP-1, activated TGF-β2, CCN2 and VEGF levels were measured by ELISA in 78 vitreous samples of patients with PDR (n = 28), diabetic patients without PDR (n = 24), and patients with the diabetes-unrelated retinal conditions macular hole (n = 10) or macular pucker (n = 16), and were related to MMP-2 and MMP-9 activity on zymograms and to clinical data, including degree of intra-ocular neovascularization and fibrosis.
630 23054594 TIMP-1, CCN2 and VEGF levels, but not activated TGF-β2 levels, were significantly increased in the vitreous of diabetic patients, with the highest levels in PDR patients.
631 23054594 CCN2 and the CCN2/VEGF ratio were the strongest predictors of degree of fibrosis.
632 23054594 In diabetic patients with or without PDR, activated TGF-β2 levels correlated with TIMP-1 levels, whereas in PDR patients, TIMP-1 levels, MMP-2 and proMMP-9 were associated with degree of neovascularization, like VEGF levels, but not with fibrosis.
633 23054594 We confirm here our previous findings that retinal fibrosis in PDR patients is significantly correlated with vitreous CCN2 levels and the CCN2/VEGF ratio.
634 23054594 In contrast, TIMP-1, MMP-2 and MMP-9 appear to have a role in the angiogenic phase rather than in the fibrotic phase of PDR.
635 23054594 In proliferative diabetic retinopathy (PDR), vascular endothelial growth factor (VEGF) and CCN2 (connective tissue growth factor; CTGF) cause blindness by neovascularization and subsequent fibrosis.
636 23054594 This angio-fibrotic switch is associated with a shift in the balance between vitreous levels of CCN2 and VEGF in the eye.
637 23054594 Here, we investigated the possible involvement of other important mediators of fibrosis, tissue inhibitor of metalloproteinases (TIMP)-1 and transforming growth factor (TGF)-β2, and of the matrix metalloproteinases (MMP)-2 and MMP-9, in the natural course of PDR.
638 23054594 TIMP-1, activated TGF-β2, CCN2 and VEGF levels were measured by ELISA in 78 vitreous samples of patients with PDR (n = 28), diabetic patients without PDR (n = 24), and patients with the diabetes-unrelated retinal conditions macular hole (n = 10) or macular pucker (n = 16), and were related to MMP-2 and MMP-9 activity on zymograms and to clinical data, including degree of intra-ocular neovascularization and fibrosis.
639 23054594 TIMP-1, CCN2 and VEGF levels, but not activated TGF-β2 levels, were significantly increased in the vitreous of diabetic patients, with the highest levels in PDR patients.
640 23054594 CCN2 and the CCN2/VEGF ratio were the strongest predictors of degree of fibrosis.
641 23054594 In diabetic patients with or without PDR, activated TGF-β2 levels correlated with TIMP-1 levels, whereas in PDR patients, TIMP-1 levels, MMP-2 and proMMP-9 were associated with degree of neovascularization, like VEGF levels, but not with fibrosis.
642 23054594 We confirm here our previous findings that retinal fibrosis in PDR patients is significantly correlated with vitreous CCN2 levels and the CCN2/VEGF ratio.
643 23054594 In contrast, TIMP-1, MMP-2 and MMP-9 appear to have a role in the angiogenic phase rather than in the fibrotic phase of PDR.
644 23073918 Matrix metalloproteinases (MMPs), their inhibitors (TIMPs) and inflammatory cytokines, such as interleukin-1 (IL-1), are considered markers of evolution and/or instability of atherosclerotic plaques.
645 23073918 Aim of the present study was to analyse the levels of pentosidine, a fluorescent AGE, and to evaluate the expression of MMP-2, TIMP-3, and IL-1 in an ex vivo model of human advanced atherosclerotic plaques.
646 23073918 We found that diabetic plaques showed higher level of pentosidine, as expected, but much lower, or even undetectable, expression levels of MMP-2 and TIMP-3; IL-1 expression was not different between diabetic and non diabetic plaques.
647 23073918 Although the statistical correlations between the expression of the considered genes and pentosidine did not reach significance, slight negative trends were noted between TIMP-3 and IL-1 expression vs. pentosidine content.
648 23083814 Among the extracellular matrix (ECM)-related molecules, it was found that NF3 up-regulated the expression of type I and III collagens, fibronectin as well as TIMP-1, and down-regulated the MMP-9 expression in skin fibroblast cells.
649 23357650 Increased ratio of serum matrix metalloproteinase-9 against TIMP-1 predicts poor wound healing in diabetic foot ulcers.
650 23416022 All its three receptors (PAC1, VPAC1, VPAC2) are expressed in the kidney and PACAP has been shown to have protective effects against different renal pathologies.
651 23416022 PACAP was effective in downregulation of several cytokines including CINC-1, TIMP-1, LIX, MIG, s-ICAM.
652 23430124 Fibrosis proliferation in the GK LV paralleled increased transcriptional and biologically active pro-fibrogenic transforming growth factor-β1 (TGFβ1) in the LV with upregulated mRNA abundance for key extracellular matrix (ECM) components such as fibronectin, collagen type(s) 1 and 3α and regulators including matrix metalloproteinases 2 and 9, and their tissue inhibitor (TIMP) 4, connexin 43 and α5-integrin.
653 23636268 Zymography assay was utilized for the analysis of MMP-2 and MMP-9 activity.
654 23636268 TACE activity was evaluated by a specific fluorimetric assay. mRNA levels of MMPs as well as TIMPs were detected using quantitative real-time polymerase chain reaction.
655 23636268 The activity of MMP9 and A Disintegrin and A MetalloProtease Domain 17/TNF-Alpha Converting Enzyme (ADAM17/TACE) was significantly increased in ischemic compared to neuropathic biopsies.
656 23636268 The combination of increased activity of MMP9 and ADAM17/TACE with decreased concentrations of TIMP-3 mRNA expression in ischemic diabetic foot ulcers compared to neuropathic samples suggests that the increased proteolytic environment may represent a causative factor in the ulcer progression.
657 23671886 The ERK1/2 Inhibitor U0126 Attenuates Diabetes-Induced Upregulation of MMP-9 and Biomarkers of Inflammation in the Retina.
658 23671886 This study was conducted to determine the expression of matrix metalloproteinase-9 (MMP-9) and tissue inhibitor of metalloproteinase-1 (TIMP-1) in a time-dependent manner and the effect of extracellular-signal-regulated kinases-1/2 (ERK1/2) inhibition on the expressions of MMP-9, TIMP-1, and inflammatory biomarkers in the retinas of diabetic rats.
659 23671886 The expression of MMP-9 was quantified by zymography, and the mRNA level of MMP-9 and TIMP-1 was quantified by RT-PCR.
660 23671886 The expression of inducible nitric oxide synthase (iNOS), interleukin-6 (IL-6), and tumor necrosis factor-alpha (TNF- α ) was examined by Western blot analysis.
661 23671886 Intravitreal administration of the ERK1/2 inhibitor U0126 prior to induction of diabetes decreased ERK1/2 activation, attenuated diabetes-induced upregulation of MMP-9, iNOS, IL-6, and TNF- α and upregulated TIMP-1 expression.
662 23671886 In MMP-9 knockout mice, diabetes had no effect on retinal iNOS expression and its level remained unchanged.
663 23671886 These data provide evidence that ERK1/2 signaling pathway is involved in MMP-9, iNOS, IL-6, and TNF- α induction in diabetic retinas and suggest that ERK1/2 can be a novel therapeutic target in diabetic retinopathy.
664 23671886 The ERK1/2 Inhibitor U0126 Attenuates Diabetes-Induced Upregulation of MMP-9 and Biomarkers of Inflammation in the Retina.
665 23671886 This study was conducted to determine the expression of matrix metalloproteinase-9 (MMP-9) and tissue inhibitor of metalloproteinase-1 (TIMP-1) in a time-dependent manner and the effect of extracellular-signal-regulated kinases-1/2 (ERK1/2) inhibition on the expressions of MMP-9, TIMP-1, and inflammatory biomarkers in the retinas of diabetic rats.
666 23671886 The expression of MMP-9 was quantified by zymography, and the mRNA level of MMP-9 and TIMP-1 was quantified by RT-PCR.
667 23671886 The expression of inducible nitric oxide synthase (iNOS), interleukin-6 (IL-6), and tumor necrosis factor-alpha (TNF- α ) was examined by Western blot analysis.
668 23671886 Intravitreal administration of the ERK1/2 inhibitor U0126 prior to induction of diabetes decreased ERK1/2 activation, attenuated diabetes-induced upregulation of MMP-9, iNOS, IL-6, and TNF- α and upregulated TIMP-1 expression.
669 23671886 In MMP-9 knockout mice, diabetes had no effect on retinal iNOS expression and its level remained unchanged.
670 23671886 These data provide evidence that ERK1/2 signaling pathway is involved in MMP-9, iNOS, IL-6, and TNF- α induction in diabetic retinas and suggest that ERK1/2 can be a novel therapeutic target in diabetic retinopathy.
671 23671886 The ERK1/2 Inhibitor U0126 Attenuates Diabetes-Induced Upregulation of MMP-9 and Biomarkers of Inflammation in the Retina.
672 23671886 This study was conducted to determine the expression of matrix metalloproteinase-9 (MMP-9) and tissue inhibitor of metalloproteinase-1 (TIMP-1) in a time-dependent manner and the effect of extracellular-signal-regulated kinases-1/2 (ERK1/2) inhibition on the expressions of MMP-9, TIMP-1, and inflammatory biomarkers in the retinas of diabetic rats.
673 23671886 The expression of MMP-9 was quantified by zymography, and the mRNA level of MMP-9 and TIMP-1 was quantified by RT-PCR.
674 23671886 The expression of inducible nitric oxide synthase (iNOS), interleukin-6 (IL-6), and tumor necrosis factor-alpha (TNF- α ) was examined by Western blot analysis.
675 23671886 Intravitreal administration of the ERK1/2 inhibitor U0126 prior to induction of diabetes decreased ERK1/2 activation, attenuated diabetes-induced upregulation of MMP-9, iNOS, IL-6, and TNF- α and upregulated TIMP-1 expression.
676 23671886 In MMP-9 knockout mice, diabetes had no effect on retinal iNOS expression and its level remained unchanged.
677 23671886 These data provide evidence that ERK1/2 signaling pathway is involved in MMP-9, iNOS, IL-6, and TNF- α induction in diabetic retinas and suggest that ERK1/2 can be a novel therapeutic target in diabetic retinopathy.
678 23796502 Angiotensin II regulates collagen metabolism through modulating tissue inhibitor of metalloproteinase-1 in diabetic skin tissues.
679 23796502 We investigated the effect of angiotensin II (Ang II) on matrix metalloproteinase-1 (MMP-1)/tissue inhibitor of metalloproteinase-1 (TIMP-1) balance in regulating collagen metabolism of diabetic skin.
680 23796502 The collagen type I (Coll I) and collagen type III (Coll III) were measured by histochemistry.
681 23796502 The expressions of transforming growth factor-β (TGF-β), MMP-1, TIMP-1 and propeptides of types I and III procollagens in skin tissues and fibroblasts were quantified using polymerase chain reaction (PCR), Western blot or enzyme-linked immunosorbent assay (ELISA).
682 23796502 Collagen dysfunction was documented by changed collagen I/III ratio in streptozotocin (STZ)-injected mice compared with controls.
683 23796502 In primary cultured fibroblasts, Ang II prompted collagen synthesis accompanied by increases in the expressions of TGF-β, TIMP-1 and types I and III procollagens, and these increases were inhibited by losartan, an Ang II type 1 (AT1) receptor blocker, but not affected by PD123319, an Ang II type 2 (AT2) receptor antagonist.
684 23796502 These findings present evidence that Ang-II-mediated changes in the productions of MMP-1 and TIMP-1 occur via AT1 receptors and a TGF-β-dependent mechanism.
685 23796502 Angiotensin II regulates collagen metabolism through modulating tissue inhibitor of metalloproteinase-1 in diabetic skin tissues.
686 23796502 We investigated the effect of angiotensin II (Ang II) on matrix metalloproteinase-1 (MMP-1)/tissue inhibitor of metalloproteinase-1 (TIMP-1) balance in regulating collagen metabolism of diabetic skin.
687 23796502 The collagen type I (Coll I) and collagen type III (Coll III) were measured by histochemistry.
688 23796502 The expressions of transforming growth factor-β (TGF-β), MMP-1, TIMP-1 and propeptides of types I and III procollagens in skin tissues and fibroblasts were quantified using polymerase chain reaction (PCR), Western blot or enzyme-linked immunosorbent assay (ELISA).
689 23796502 Collagen dysfunction was documented by changed collagen I/III ratio in streptozotocin (STZ)-injected mice compared with controls.
690 23796502 In primary cultured fibroblasts, Ang II prompted collagen synthesis accompanied by increases in the expressions of TGF-β, TIMP-1 and types I and III procollagens, and these increases were inhibited by losartan, an Ang II type 1 (AT1) receptor blocker, but not affected by PD123319, an Ang II type 2 (AT2) receptor antagonist.
691 23796502 These findings present evidence that Ang-II-mediated changes in the productions of MMP-1 and TIMP-1 occur via AT1 receptors and a TGF-β-dependent mechanism.
692 23796502 Angiotensin II regulates collagen metabolism through modulating tissue inhibitor of metalloproteinase-1 in diabetic skin tissues.
693 23796502 We investigated the effect of angiotensin II (Ang II) on matrix metalloproteinase-1 (MMP-1)/tissue inhibitor of metalloproteinase-1 (TIMP-1) balance in regulating collagen metabolism of diabetic skin.
694 23796502 The collagen type I (Coll I) and collagen type III (Coll III) were measured by histochemistry.
695 23796502 The expressions of transforming growth factor-β (TGF-β), MMP-1, TIMP-1 and propeptides of types I and III procollagens in skin tissues and fibroblasts were quantified using polymerase chain reaction (PCR), Western blot or enzyme-linked immunosorbent assay (ELISA).
696 23796502 Collagen dysfunction was documented by changed collagen I/III ratio in streptozotocin (STZ)-injected mice compared with controls.
697 23796502 In primary cultured fibroblasts, Ang II prompted collagen synthesis accompanied by increases in the expressions of TGF-β, TIMP-1 and types I and III procollagens, and these increases were inhibited by losartan, an Ang II type 1 (AT1) receptor blocker, but not affected by PD123319, an Ang II type 2 (AT2) receptor antagonist.
698 23796502 These findings present evidence that Ang-II-mediated changes in the productions of MMP-1 and TIMP-1 occur via AT1 receptors and a TGF-β-dependent mechanism.
699 23796502 Angiotensin II regulates collagen metabolism through modulating tissue inhibitor of metalloproteinase-1 in diabetic skin tissues.
700 23796502 We investigated the effect of angiotensin II (Ang II) on matrix metalloproteinase-1 (MMP-1)/tissue inhibitor of metalloproteinase-1 (TIMP-1) balance in regulating collagen metabolism of diabetic skin.
701 23796502 The collagen type I (Coll I) and collagen type III (Coll III) were measured by histochemistry.
702 23796502 The expressions of transforming growth factor-β (TGF-β), MMP-1, TIMP-1 and propeptides of types I and III procollagens in skin tissues and fibroblasts were quantified using polymerase chain reaction (PCR), Western blot or enzyme-linked immunosorbent assay (ELISA).
703 23796502 Collagen dysfunction was documented by changed collagen I/III ratio in streptozotocin (STZ)-injected mice compared with controls.
704 23796502 In primary cultured fibroblasts, Ang II prompted collagen synthesis accompanied by increases in the expressions of TGF-β, TIMP-1 and types I and III procollagens, and these increases were inhibited by losartan, an Ang II type 1 (AT1) receptor blocker, but not affected by PD123319, an Ang II type 2 (AT2) receptor antagonist.
705 23796502 These findings present evidence that Ang-II-mediated changes in the productions of MMP-1 and TIMP-1 occur via AT1 receptors and a TGF-β-dependent mechanism.
706 23796502 Angiotensin II regulates collagen metabolism through modulating tissue inhibitor of metalloproteinase-1 in diabetic skin tissues.
707 23796502 We investigated the effect of angiotensin II (Ang II) on matrix metalloproteinase-1 (MMP-1)/tissue inhibitor of metalloproteinase-1 (TIMP-1) balance in regulating collagen metabolism of diabetic skin.
708 23796502 The collagen type I (Coll I) and collagen type III (Coll III) were measured by histochemistry.
709 23796502 The expressions of transforming growth factor-β (TGF-β), MMP-1, TIMP-1 and propeptides of types I and III procollagens in skin tissues and fibroblasts were quantified using polymerase chain reaction (PCR), Western blot or enzyme-linked immunosorbent assay (ELISA).
710 23796502 Collagen dysfunction was documented by changed collagen I/III ratio in streptozotocin (STZ)-injected mice compared with controls.
711 23796502 In primary cultured fibroblasts, Ang II prompted collagen synthesis accompanied by increases in the expressions of TGF-β, TIMP-1 and types I and III procollagens, and these increases were inhibited by losartan, an Ang II type 1 (AT1) receptor blocker, but not affected by PD123319, an Ang II type 2 (AT2) receptor antagonist.
712 23796502 These findings present evidence that Ang-II-mediated changes in the productions of MMP-1 and TIMP-1 occur via AT1 receptors and a TGF-β-dependent mechanism.
713 18839335 Resistin, an adipokine-linked obesity with type 2 diabetes, impairs glucose-stimulated insulin secretion (GSIS) in beta-cells.
714 18839335 Tissue Inhibitor of Metalloproteinase-1 (TIMP-1) protected resistin-mediated cytotoxicity in RINm5F.
715 18839335 Incubation with resistin up-regulated caspase-3 activity and induced the formation of a DNA ladder.
716 18839335 The molecular mechanism of TIMP-1 inhibition of resistin-mediated cytotoxicity appeared to involve Akt phosphorylation and activation of IkB-alpha phosphorylation.
717 18839335 Resistin treatment suppressed Akt phosphorylation and activated IkB-alpha phosphorylation, which could be attenuated by TIMP-1.
718 18839335 We conclude that resistin can induce beta-cell apoptosis and that resistin-related beta-cell apoptosis can be prevented by TIMP-1.
719 18839335 Resistin, an adipokine-linked obesity with type 2 diabetes, impairs glucose-stimulated insulin secretion (GSIS) in beta-cells.
720 18839335 Tissue Inhibitor of Metalloproteinase-1 (TIMP-1) protected resistin-mediated cytotoxicity in RINm5F.
721 18839335 Incubation with resistin up-regulated caspase-3 activity and induced the formation of a DNA ladder.
722 18839335 The molecular mechanism of TIMP-1 inhibition of resistin-mediated cytotoxicity appeared to involve Akt phosphorylation and activation of IkB-alpha phosphorylation.
723 18839335 Resistin treatment suppressed Akt phosphorylation and activated IkB-alpha phosphorylation, which could be attenuated by TIMP-1.
724 18839335 We conclude that resistin can induce beta-cell apoptosis and that resistin-related beta-cell apoptosis can be prevented by TIMP-1.
725 18839335 Resistin, an adipokine-linked obesity with type 2 diabetes, impairs glucose-stimulated insulin secretion (GSIS) in beta-cells.
726 18839335 Tissue Inhibitor of Metalloproteinase-1 (TIMP-1) protected resistin-mediated cytotoxicity in RINm5F.
727 18839335 Incubation with resistin up-regulated caspase-3 activity and induced the formation of a DNA ladder.
728 18839335 The molecular mechanism of TIMP-1 inhibition of resistin-mediated cytotoxicity appeared to involve Akt phosphorylation and activation of IkB-alpha phosphorylation.
729 18839335 Resistin treatment suppressed Akt phosphorylation and activated IkB-alpha phosphorylation, which could be attenuated by TIMP-1.
730 18839335 We conclude that resistin can induce beta-cell apoptosis and that resistin-related beta-cell apoptosis can be prevented by TIMP-1.
731 18839335 Resistin, an adipokine-linked obesity with type 2 diabetes, impairs glucose-stimulated insulin secretion (GSIS) in beta-cells.
732 18839335 Tissue Inhibitor of Metalloproteinase-1 (TIMP-1) protected resistin-mediated cytotoxicity in RINm5F.
733 18839335 Incubation with resistin up-regulated caspase-3 activity and induced the formation of a DNA ladder.
734 18839335 The molecular mechanism of TIMP-1 inhibition of resistin-mediated cytotoxicity appeared to involve Akt phosphorylation and activation of IkB-alpha phosphorylation.
735 18839335 Resistin treatment suppressed Akt phosphorylation and activated IkB-alpha phosphorylation, which could be attenuated by TIMP-1.
736 18839335 We conclude that resistin can induce beta-cell apoptosis and that resistin-related beta-cell apoptosis can be prevented by TIMP-1.