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PMID |
Sentence |
1 |
10976920
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Such selective PPARgamma antagonists may help determine whether insulin sensitization by thiazolidinediones is mediated solely through PPARgamma activation, and whether there are PPARgamma-ligand-independent pathways for adipocyte differentiation.
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2 |
11289057
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Recent studies have identified a common proline-to-alanine substitution (Pro12Ala) in the peroxisome proliferator-activated receptor-gamma2 (PPAR-gamma2), a nuclear receptor that regulates adipocyte differentiation and possibly insulin sensitivity.
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3 |
11921433
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TZD-induced activation of PPAR gamma alters the transcription of several genes involved in glucose and lipid metabolism and energy balance, including those that code for lipoprotein lipase, fatty acid transporter protein, adipocyte fatty acid binding protein, fatty acyl-CoA synthase, malic enzyme, glucokinase and the GLUT4 glucose transporter.
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4 |
11928067
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The peroxisome proliferator-activated receptor-gamma2 (PPAR(gamma2)) represents the transcriptional master regulator of adipocyte differentiation and therefore has been suggested as candidate gene for the pathogenesis of obesity, type 2 diabetes and related metabolic disorders.
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5 |
11960303
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Peroxisome proliferator-activated receptor-gamma (PPARgamma) is a nuclear receptor transcription factor that regulates adipocyte differentiation and glucose homeostasis.
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6 |
12426306
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However, the expression of C/EBPalpha and SREBP1c/ADD1 (adipocyte determination and differentiation factor-1/sterol regulatory element-binding protein-1), two factors that feedback in a positive manner to enhance PPARgamma function, was also markedly reduced.
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7 |
12665425
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SR-202 is a selective antagonist at PPAR-gamma, which inhibits the adipocyte differentiation normally seen with the PPAR-gamma agonist rosiglitazone.
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8 |
12829629
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Thiazolidinediones, peroxisome proliferator-activated receptor-gamma (PPAR-gamma) agonists, have been shown to increase plasma adiponectin levels by the transcriptional induction in adipose tissues.
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9 |
12829629
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LRH-1 augmented PPAR-gamma-induced transactivation of adiponectin promoter, and point mutation of the LRH-RE significantly decreased the basal and thiazolidinedione-induced activities of adiponectin promoter.
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10 |
12732648
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Thus, p65 antagonizes the transcriptional regulatory activity of PPAR-gamma in adipocytes, and PPAR-gamma activation can at least partially override the inhibitory effects of p65 on the expression of key adipocyte genes.
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11 |
12927809
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We examined the role of PPAR gamma 2 and C/EBP alpha for adiponectin and aP2 gene activation in C/EBP alpha(-/-) fibroblasts by stably expressing PPAR gamma 2 or C/EBP alpha.
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12 |
12927809
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Thiazolidinediones markedly activated the gene in PPAR gamma 2-expressing cells in the absence of C/EBP alpha, suggesting that the adiponectin promoter may have functional PPAR gamma-response elements.
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13 |
14529153
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Among NRs, retinoid X receptor alpha (RXRalpha)-peroxisome proliferator-activated receptor gamma (PPARgamma) heterodimers can mediate adipocyte differentiation and obesity which has been demonstrated with in vitro cell culture systems and RXR- and PPARgamma-specific ligand studies.
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14 |
14500573
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In addition to sensitizing cells to insulin, the PPAR-gamma2 isoform appears to be critical for the regulation of osteoblast and adipocyte differentiation from common mesenchymal bone marrow progenitors.
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15 |
14749206
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Twenty-four-week treatment with rosiglitazone (8 mg/day) compared with placebo significantly increased the expression of adiponectin, peroxisome proliferator-activated receptor-gamma (PPARgamma), and PPARgamma coactivator 1 and decreased IL-6 expression.
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16 |
16035392
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Peroxisome-proliferator activated receptor gamma (PPARgamma) agonists, for example the thiazolidinediones, redistribute fat within the body (decrease visceral and hepatic fat; increase subcutaneous fat) and have been shown to enhance adipocyte insulin sensitivity, inhibit lipolysis, reduce plasma FFA and favourably influence the production of adipocytokines.
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17 |
15939809
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Blockade of PPARgamma activation by the PPARgamma antagonist GW9662 markedly inhibited irbesartan-induced adiponectin expression.
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18 |
15939809
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ARB-induced adiponectin stimulation is likely to be mediated via PPARgamma activation involving a post-transcriptional mechanism.
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19 |
16179270
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In addition, treatment of both lipodystrophic and type 2 diabetic patients with peroxisome proliferators activator receptor-gamma (PPARgamma) agonists, but not metformin, decreases liver fat and markedly increases adiponectin levels.
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20 |
17003330
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Here, we demonstrate that when expressed on a hyperphagic ob/ob background, the P465L PPARgamma mutant grossly exacerbates the insulin resistance and metabolic disturbances associated with leptin deficiency, yet reduces whole-body adiposity and adipocyte size.
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21 |
16753211
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Peroxisome proliferator-activated receptor gamma (PPARgamma) is expressed predominantly in adipose tissue and is known to be involved in adipocyte differentiation and insulin sensitivity.
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22 |
17240171
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Here, we demonstrate that antidiabetic peroxisome proliferator-activated receptor gamma (PPARgamma) agonists inhibited expression of 3T3-L1 adipocyte alpha1-AGP in a concentration- and time-dependent manner via an apparent PPARgamma-mediated mechanism.
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23 |
17434720
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The human peroxisome proliferator-activated receptor gamma (PPAR-gamma) is involved in lipid storage, glucose homeostasis and adipocyte differentiation.
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24 |
17704298
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S 26948 displayed pharmacological features of a high selective ligand for PPARgamma with low potency in promoting adipocyte differentiation.
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25 |
18177270
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The PPARgamma (peroxisome-proliferator-activated receptor gamma) agonists thiazolidinediones selectively enhance the secretion of HMW adiponectin through up-regulation of Ero1-Lalpha.
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26 |
18680073
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Since peroxisome proliferator-activated receptor (PPAR)gamma affects adipocyte differentiation as well as insulin sensitivity, we investigated whether the levels of proinflammatory factors in PCOS patients are related to sequence variations of the PPAR gamma gene.
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27 |
18614852
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Adiponectin is an antidiabetic and antiatherogenic adipocytokine that is specifically produced by adipose tissue, and the transcription of the adiponectin gene is regulated by PPARgamma.
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28 |
19136982
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Further conclusions are that decreased adiponectin action and increased monocyte chemoattractant protein-1 (MCP-1) form a vicious adipokine network causing obesity-linked insulin resistance and metabolic syndrome; PPARgamma upregulates HMW adiponectin and PPARalpha upregulates AdipoRs; that dietary osmotin can serve as a naturally occurring adiponectin receptor agonist; and finally, that under starvation conditions, MMW adiponectin activates AMPK in hypothalamus, and promotes food intake, and at the same time HMW adiponectin activates AMPK in peripheral tissues, such as skeletal muscle, and stimulates fatty-acids combustion.
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29 |
19088251
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Together, these data suggest that pioglitazone and the fish oils DHA or EPA are PPARgamma agonists in adipocytes with regard to adiponectin expression, and the predominant mode of adiponectin stimulation is via an increase in translation.
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30 |
19126543
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Taken together, the data suggest that a composite enhancer binding both PPARgamma and C/EBP factors confers adipocyte-specific expression to Retn in mouse, and its absence from the human gene may explain the lack of adipocyte expression in humans.
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31 |
19165156
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Peroxisome proliferator-activated receptor gamma (PPARgamma) acts as a ligand-dependent transcription factor with a key role in mediating adipocyte differentiation and insulin sensitivity.
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32 |
19165156
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When expressed in 3T3-L1 preadipocytes using recombinant adenovirus, wild-type PPARgamma leads to adipocyte formation with both hormonal and TZD treatment.
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33 |
19324019
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The thiazolidinedione rosiglitazone, an agonist ligand for the nuclear receptor PPAR-gamma, improves insulin sensitivity in part by stimulating transcription of the insulin-sensitizing adipokine adiponectin.
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34 |
19324019
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It activates PPAR-gamma-RXR-alpha heterodimers bound to PPAR-gamma response elements in the adiponectin promoter.
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35 |
19389808
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In vitro, in contrast with full PPAR-gamma agonist treatment, MBX-102 fails to drive human and murine adipocyte differentiation and selectively modulates the expression of a subset of PPAR-gamma target genes in mature adipocytes.
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36 |
19646657
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Recently, peroxisome proliferator-activated receptor-gamma (PPARgamma) is involved in not only adipocyte differentiation, but also vascular homeostasis.
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37 |
19374389
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An n-hexane extract of the flowers of Echinacea purpurea was found to activate PPARgamma without stimulating adipocyte differentiation.
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38 |
19699280
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Furthermore, the results of quantitative RT-PCR analysis showed that emodin significantly elevated the mRNA expression level of PPARgamma and regulated the mRNA expressions of LPL, FAT/CD36, resistin and FABPs (ap2) in liver and adipocyte tissues.
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39 |
20407009
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Peroxisome proliferator-activated receptor-gamma (PPARgamma) is a nuclear receptor that functions as a master transcriptional regulator of adipocyte conversion.
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40 |
20222152
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Naringenin was found to activate PPARgamma without stimulating adipocyte differentiation.
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41 |
20484463
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Taken together, our results indicated that PPARgamma is an essential regulatory factor for the transcriptional activity of ERp44, which in turn controls the secretion of adiponectin.
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42 |
21196229
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Brown adipocyte (trans)differentiation depends on various receptors / transcription factors that include peroxisome proliferator-activated receptor g (PPARgamma), PPARgamma-coactivator-1alpha (PGC1alpha), PRD1-BF1-RIZ1 homologous domain-containing 16 (PRDM16), CCAAT/enhancer-binding protein beta (C/EBP-beta) and bone morphogenetic protein 7 (BMP7).
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43 |
9200953
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Expression of peroxisome proliferator-activated receptor (PPAR) gamma have been reported to be strongly induced during adipocyte differentiation and maintained in matured adipocytes.
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44 |
20158103
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Peroxisome proliferator-activated receptor gamma (PPARgamma) is a ligand-dependent transcription factor that has a central role in the regulation of insulin sensitivity and adipocyte differentiation.
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45 |
17681146
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Both effects are accompanied by corresponding changes in the expression of PPARgamma, C/EBPalpha, and genes marking terminal adipocyte differentiation, including Glut4, aP2, and fatty acid synthase.
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46 |
18981473
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Peroxisome proliferator-activated receptor gamma(PPARgamma), a nuclear receptor and the target of anti-diabetic thiazolinedione drugs, is known as the master regulator of adipocyte biology.
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47 |
18981473
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Although it regulates hundreds of adipocyte genes, PPARgamma binding to endogenous genes has rarely been demonstrated.
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48 |
18981473
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C/EBPbeta also plays a role at many of these genes, such that both C/EBPalpha and beta are required along with PPARgamma for robust adipocyte-specific gene expression.
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49 |
21301856
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We investigated erythrocyte n-6 and n-3 PUFA in relation to plasma C-reactive protein (CRP) and adiponectin, and whether the Pro12Ala polymorphism in the PPAR?2 gene (PPARG2) modified these associations.
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