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PMID |
Sentence |
1 |
7565048
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In previous studies, it has been demonstrated that both d delta d-aminolevulic acid dehydratase (ALA-D) and porphobilinogen deaminase (PBG-D), enzymes of the heme pathway, are inhibited by high concentrations of glucose in vitro in crude preparations of erythrocytes.
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2 |
7565048
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The activities of erythrocytic ALA-D and PBG-D were measured.
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3 |
7565048
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ALA-D and PBG-D activities were diminished in diabetic patients (40% and 20% respectively), while rhodanese was only slightly increased (Fig. 1).
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4 |
7565048
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ALA-D activity was subnormal in a 92% of the complete diabetic population, while PBG-D activity was less than normal in a 79% of the same population.
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5 |
7565048
|
In previous studies, it has been demonstrated that both d delta d-aminolevulic acid dehydratase (ALA-D) and porphobilinogen deaminase (PBG-D), enzymes of the heme pathway, are inhibited by high concentrations of glucose in vitro in crude preparations of erythrocytes.
|
6 |
7565048
|
The activities of erythrocytic ALA-D and PBG-D were measured.
|
7 |
7565048
|
ALA-D and PBG-D activities were diminished in diabetic patients (40% and 20% respectively), while rhodanese was only slightly increased (Fig. 1).
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8 |
7565048
|
ALA-D activity was subnormal in a 92% of the complete diabetic population, while PBG-D activity was less than normal in a 79% of the same population.
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9 |
7565048
|
In previous studies, it has been demonstrated that both d delta d-aminolevulic acid dehydratase (ALA-D) and porphobilinogen deaminase (PBG-D), enzymes of the heme pathway, are inhibited by high concentrations of glucose in vitro in crude preparations of erythrocytes.
|
10 |
7565048
|
The activities of erythrocytic ALA-D and PBG-D were measured.
|
11 |
7565048
|
ALA-D and PBG-D activities were diminished in diabetic patients (40% and 20% respectively), while rhodanese was only slightly increased (Fig. 1).
|
12 |
7565048
|
ALA-D activity was subnormal in a 92% of the complete diabetic population, while PBG-D activity was less than normal in a 79% of the same population.
|
13 |
7565048
|
In previous studies, it has been demonstrated that both d delta d-aminolevulic acid dehydratase (ALA-D) and porphobilinogen deaminase (PBG-D), enzymes of the heme pathway, are inhibited by high concentrations of glucose in vitro in crude preparations of erythrocytes.
|
14 |
7565048
|
The activities of erythrocytic ALA-D and PBG-D were measured.
|
15 |
7565048
|
ALA-D and PBG-D activities were diminished in diabetic patients (40% and 20% respectively), while rhodanese was only slightly increased (Fig. 1).
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16 |
7565048
|
ALA-D activity was subnormal in a 92% of the complete diabetic population, while PBG-D activity was less than normal in a 79% of the same population.
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17 |
9287058
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Animals were exposed to one of three protocols distinguished by the site of glucose infusion: POR(UPS), POR(ADJ), or peripheral (PER).
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18 |
9287058
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By design, hepatic glucose was significantly elevated during POR(UPS) and POR(ADJ) versus PER (4.3 +/- 0.1 vs. 2.4 +/- 0.1 mmol/l, respectively; P < 0.05).
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19 |
9287058
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When portohepatic normoglycemia was maintained during POR(UPS), a 67% suppression in the epinephrine response versus that during PER was observed (P < 0.001).
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20 |
9287058
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While both POR(UPS) and POR(ADJ) yielded elevated liver glycemia in the face of systemic hypoglycemia, only POR(UPS) yielded an elevated portal vein glucose concentration.
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21 |
9287058
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That only POR(UPS) resulted in a significant suppression of the sympathoadrenal response is consistent with the localization of the glucosensors to the portal vein.
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22 |
9287058
|
Animals were exposed to one of three protocols distinguished by the site of glucose infusion: POR(UPS), POR(ADJ), or peripheral (PER).
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23 |
9287058
|
By design, hepatic glucose was significantly elevated during POR(UPS) and POR(ADJ) versus PER (4.3 +/- 0.1 vs. 2.4 +/- 0.1 mmol/l, respectively; P < 0.05).
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24 |
9287058
|
When portohepatic normoglycemia was maintained during POR(UPS), a 67% suppression in the epinephrine response versus that during PER was observed (P < 0.001).
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25 |
9287058
|
While both POR(UPS) and POR(ADJ) yielded elevated liver glycemia in the face of systemic hypoglycemia, only POR(UPS) yielded an elevated portal vein glucose concentration.
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26 |
9287058
|
That only POR(UPS) resulted in a significant suppression of the sympathoadrenal response is consistent with the localization of the glucosensors to the portal vein.
|
27 |
9287058
|
Animals were exposed to one of three protocols distinguished by the site of glucose infusion: POR(UPS), POR(ADJ), or peripheral (PER).
|
28 |
9287058
|
By design, hepatic glucose was significantly elevated during POR(UPS) and POR(ADJ) versus PER (4.3 +/- 0.1 vs. 2.4 +/- 0.1 mmol/l, respectively; P < 0.05).
|
29 |
9287058
|
When portohepatic normoglycemia was maintained during POR(UPS), a 67% suppression in the epinephrine response versus that during PER was observed (P < 0.001).
|
30 |
9287058
|
While both POR(UPS) and POR(ADJ) yielded elevated liver glycemia in the face of systemic hypoglycemia, only POR(UPS) yielded an elevated portal vein glucose concentration.
|
31 |
9287058
|
That only POR(UPS) resulted in a significant suppression of the sympathoadrenal response is consistent with the localization of the glucosensors to the portal vein.
|
32 |
9287058
|
Animals were exposed to one of three protocols distinguished by the site of glucose infusion: POR(UPS), POR(ADJ), or peripheral (PER).
|
33 |
9287058
|
By design, hepatic glucose was significantly elevated during POR(UPS) and POR(ADJ) versus PER (4.3 +/- 0.1 vs. 2.4 +/- 0.1 mmol/l, respectively; P < 0.05).
|
34 |
9287058
|
When portohepatic normoglycemia was maintained during POR(UPS), a 67% suppression in the epinephrine response versus that during PER was observed (P < 0.001).
|
35 |
9287058
|
While both POR(UPS) and POR(ADJ) yielded elevated liver glycemia in the face of systemic hypoglycemia, only POR(UPS) yielded an elevated portal vein glucose concentration.
|
36 |
9287058
|
That only POR(UPS) resulted in a significant suppression of the sympathoadrenal response is consistent with the localization of the glucosensors to the portal vein.
|
37 |
9287058
|
Animals were exposed to one of three protocols distinguished by the site of glucose infusion: POR(UPS), POR(ADJ), or peripheral (PER).
|
38 |
9287058
|
By design, hepatic glucose was significantly elevated during POR(UPS) and POR(ADJ) versus PER (4.3 +/- 0.1 vs. 2.4 +/- 0.1 mmol/l, respectively; P < 0.05).
|
39 |
9287058
|
When portohepatic normoglycemia was maintained during POR(UPS), a 67% suppression in the epinephrine response versus that during PER was observed (P < 0.001).
|
40 |
9287058
|
While both POR(UPS) and POR(ADJ) yielded elevated liver glycemia in the face of systemic hypoglycemia, only POR(UPS) yielded an elevated portal vein glucose concentration.
|
41 |
9287058
|
That only POR(UPS) resulted in a significant suppression of the sympathoadrenal response is consistent with the localization of the glucosensors to the portal vein.
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42 |
16085039
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We sought to identify candidate control genes by analyzing seven functionally distinct housekeeping genes (B2M, GAPDH, HMBS, HPRT, SDHA, TBP, YWHAZ) for their expression stability and level in the placenta. mRNA isolated from 20 placentae was analyzed for gene expression using RT-PCR.
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43 |
16085039
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TBP and SDHA were the most stable, with an average expression stability of M = 0.43, followed by YWHAZ (M = 0.44) > HPRT (M = 0.53) > HMBS (M = 0.57) > GAPDH (M = 0.61) > B2M (M = 0.69).
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44 |
16085039
|
By using TBP, SDHA and YWHAZ, with greater expression stability than those housekeeping genes commonly used in placenta studies, gene expression profile comparisons will have more sensitivity and specificity.
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45 |
16085039
|
We sought to identify candidate control genes by analyzing seven functionally distinct housekeeping genes (B2M, GAPDH, HMBS, HPRT, SDHA, TBP, YWHAZ) for their expression stability and level in the placenta. mRNA isolated from 20 placentae was analyzed for gene expression using RT-PCR.
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46 |
16085039
|
TBP and SDHA were the most stable, with an average expression stability of M = 0.43, followed by YWHAZ (M = 0.44) > HPRT (M = 0.53) > HMBS (M = 0.57) > GAPDH (M = 0.61) > B2M (M = 0.69).
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47 |
16085039
|
By using TBP, SDHA and YWHAZ, with greater expression stability than those housekeeping genes commonly used in placenta studies, gene expression profile comparisons will have more sensitivity and specificity.
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48 |
17052186
|
We showed that UBB+1 causes UPS dysfunction, aggregation and apoptotic cell death.
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49 |
17118805
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The interaction of PPARs with the ubiquitin-proteasome system (UPS) has been the subject of limited investigation.
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50 |
17118805
|
This review highlights the current knowledge regarding the interactions of the UPS with PPARs and focuses on the differential regulation of the level and activity of the PPAR isotypes by the UPS in response to selective ligands.
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51 |
17118805
|
Understanding the connections between the UPS and PPARs can provide insights in the actions of existing drugs and raise the possibilities for development of more effective PPAR-based therapeutics.
|
52 |
17118805
|
The interaction of PPARs with the ubiquitin-proteasome system (UPS) has been the subject of limited investigation.
|
53 |
17118805
|
This review highlights the current knowledge regarding the interactions of the UPS with PPARs and focuses on the differential regulation of the level and activity of the PPAR isotypes by the UPS in response to selective ligands.
|
54 |
17118805
|
Understanding the connections between the UPS and PPARs can provide insights in the actions of existing drugs and raise the possibilities for development of more effective PPAR-based therapeutics.
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55 |
18551186
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Here we review the current knowledge of the interactions between the UPS and PPARs in light of the potential implications for their effects on cell fate and tumorigenesis.
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56 |
23246353
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To shed light on islet cell molecular phenotype in human type 2 diabetes (T2D), we studied the transcriptome of non-diabetic (ND) and T2D islets to then focus on the ubiquitin-proteasome system (UPS), the major protein degradation pathway.
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57 |
23246353
|
Quantitative RT-PCR demonstrated downregulation of selected UPS genes in T2D islets and beta cell fractions, with greater ubiquitin accumulation and reduced proteasome activity.
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58 |
23246353
|
To shed light on islet cell molecular phenotype in human type 2 diabetes (T2D), we studied the transcriptome of non-diabetic (ND) and T2D islets to then focus on the ubiquitin-proteasome system (UPS), the major protein degradation pathway.
|
59 |
23246353
|
Quantitative RT-PCR demonstrated downregulation of selected UPS genes in T2D islets and beta cell fractions, with greater ubiquitin accumulation and reduced proteasome activity.
|