Sirt1 promoted the proliferation of porcine PSC.

<p>(A) Pictures of the cells transfected with Vector (pCDH) or Ov-Sirt1. Bar = 400μm. (B) The relative mRNA expression of <i>Sirt1</i>, <i>Pcna</i>, <i>C-Myc</i>, <i>CyclinD1</i> and <i>P53</i>. (C)–(D) Western blotting and the corresponding quantification results of Sirt1 and A-β-catenin expression. *p < 0.05, **p < 0.01.