Peroxisome proliferator-activated receptor gamma coactivator-1 alpha (PGC-1α) upregulated E-cadherin expression in HepG2 cells

Hui Ju Lee, Yeu Su, Wing Yiu Lui, Gar Yang Chau, Pen Hui Yin, Hsin Chen Lee*, Chin Wen Chi

*此作品的通信作者

研究成果: Article同行評審

16 引文 斯高帕斯(Scopus)

摘要

Peroxisome proliferator-activated receptor gamma coactivator-1 alpha (PGC-1α), a highly inducible transcriptional coactivator regulating energy homeostasis, is down-regulated in hepatoma tissues. To dissect its role in hepato-tumorigenesis, Ingenuity® Pathway Analysis was applied to construct pathways affected by PGC-1α upregulation in HepG2 hepatoma cells based on our microarray data. Interestingly, migration of these cells was markedly diminished by PGC-1α overexpression in consistency with Ingenuity® results. Moreover, a deduced expression increase of E-cadherin was also observed in PGC-1α-overexpressing HepG2 cells. Finally, transient transfection and chromatin-immunoprecipitation assays suggested that increased histone acetylation might be responsible for PGC-1α-mediated transactivation of a minimal E-cadherin promoter.

原文English
頁(從 - 到)627-634
頁數8
期刊FEBS Letters
582
發行號5
DOIs
出版狀態Published - 5 3月 2008

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