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PMID |
Sentence |
1 |
15154911
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The use of mice with a targeted deletion of Smad3, one of the two homologous proteins which signals from TGF-beta/activin, shows that most of the pro-fibrotic activities of TGF-beta are mediated by Smad3.
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2 |
15154911
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The loss of Smad3 also interferes with TGF-beta-mediated induction of EMT and genes for collagens, plasminogen activator inhibitor-1 and the tissue inhibitor of metalloprotease-1.
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3 |
16556868
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Finally, activation of Smad3 but not Smad2 was a key and necessary mechanism of Ang II-induced vascular fibrosis because Ang II induced Smad3/4 promoter activities and collagen matrix expression was abolished in VSMCs null for Smad3 but not Smad2.
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4 |
16556868
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Activation of Smad3 but not Smad2 is a key mechanism by which Ang II mediates arteriosclerosis.
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5 |
18508967
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IHG-1 was found to amplify TGF-beta1-mediated transcriptional activity by increasing and prolonging phosphorylation of Smad3.
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6 |
18951876
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In this study, human insulin promoter was activated by Smad2, Smad3 and the pancreatic and duodenal homeobox factor-1 (PDX-1) in the ALK7 pathway.
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7 |
19231643
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Although Smad-3 and Smad-7 immunoreactivity did not significantly differ in lesional and perilesional skin, there was a significant correlation between the protein expression of TGF-beta3 and Smad-3 (r = 0.56; P = .02), Smad-7 (r = 0.64; P = .006), and TIMP-1 (r = 0.56; P = .018) expression.
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8 |
19265200
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Transduction of adenoviral Smad3 into primary human and non-human primate islets suppresses insulin content, whereas, dominant-negative Smad3 enhances insulin levels.
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9 |
19265200
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Interestingly, Smad3-deficient islets harbor an activated insulin-receptor signaling pathway and TGF-beta signaling regulates expression of genes involved in beta-cell function.
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10 |
19582775
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We showed previously that PTH interacts with the canonical Wnt-beta-catenin signaling pathway via the transforming growth factor (TGF)-beta signaling molecule, Smad3, to modulate osteoblast differentiation and apoptosis.
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11 |
19582775
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Here, we examined which actions of Smad3 are TGF-beta-independent in stimulating the osteoblast phenotype and PTH-induced Wnt-beta-catenin signaling.
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12 |
19582775
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In contrast, MC3T3-E1 cell clones in which wild-type Smad3 was stably expressed exhibited increased ALP activity and mineralization that were decreased by the ALK5 inhibitor, SB431542, although the beta-catenin levels induced in these cells were not modulated.
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13 |
19582775
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In conclusion, the present study indicates that PTH induces osteoblast beta-catenin levels via Smad3 independently of, and dependently on, TGF-beta in the early and later induction phases, respectively.
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14 |
19586629
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Cilostazol also inhibited transactivating activity at the PAI-1 promoter by Smad3, leading to a suppression of PAI-1 gene transcription.
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15 |
19847393
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Knockdown of CDA1-encoding gene Tspyl2 to reduce cellular CDA1 level markedly attenuated TGF-beta-stimulated MAD homologue 3 (drosophila; SMAD3) phosphorylation and transcriptional activities.
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16 |
20833210
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Increased Jagged1 expression upon TGF?1 exposure required Smad3 signalling, and was also regulated by PI3K and ERK.
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17 |
21270259
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Transforming growth factor-?/Smad3 signaling has been implicated in various metabolic processes, including adipogenesis, insulin expression, and pancreatic ?-cell function.
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18 |
21270259
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Smad3-knockout mice exhibited diminished adiposity with improved glucose tolerance and insulin sensitivity.
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19 |
15198928
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These results indicate that Gly-BSA increases DNA binding activity of Smad3 and that it stimulates PAI-1 transcription through Smad-binding CAGA sequences in the PAI-1 promoter in HMC.
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20 |
17494090
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We found that, in mesangial cells and renal fibroblasts grown in eight-well chamber slides, transforming growth factor-beta1 (TGF-beta1) disrupted the cell monolayer and induced cell migration into nodules in a dose-, time- and Smad3-dependent manner.
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21 |
18495798
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TGF-beta1 also stimulated increased Smad3 phosphorylation in these cells, a response that was insensitive to inhibition of PI3K or PKB/Akt.
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22 |
21324893
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Furthermore, we present evidence that the mechanism by which miR-206 and miR-29 can inhibit the TGF-?-mediated up-regulation of HDAC4 is via the inhibition of Smad3 expression, a transducer of TGF-? signaling.
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23 |
21239498
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In conclusion, we identified a Smad3-related factor, Tmem119, that is induced by PTH and promotes differentiation in mouse osteoblastic cells.
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24 |
21239498
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Tmem119 is an important molecule in the pathway downstream of PTH and Smad3 signaling in osteoblasts.
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25 |
21659760
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It is well known that TGF-? exerts its biological effects by activating downstream mediators, called Smad2and Smad3, which is negatively regulated by an inhibitory Smad7.
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26 |
9436357
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Smad family members (Smad 1, Smad 2, Smad 3 and Smad 4) are expressed in the cultured retinal pigmant epithelial cell line (D407), in which TGF-beta and activin A stimulate the translocation of Smad 2, but not Smad 1 into nuclei, whereas bone morphogenetic protein (BMP) stimulates that of Smad 1, but not Smad 2.
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27 |
21753123
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Finally, T0901317 up-regulated the palmitic acid-induced expression of p27(KIP1), transforming growth factor beta 1, and SMAD3 proteins in INS-1 cells.
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