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. 2014 Jun 10;10(7):664–676. doi: 10.7150/ijbs.8232

Figure 5.

Figure 5

URHC regulates cell proliferation and apoptosis by down-regulating ZAK. (A) The proliferation of SMMC7721 cells that had been transfected with URHC-siRNA, ZAK-siRNA, URHC-siRNA plus ZAK-siRNA, or the siRNA control was examined at 48 h using the MTT assay. (B) SMMC7721 cells were transfected as described in (A), and the cell cycle distribution was calculated by flow cytometer after staining with PI. (C) The protein expression levels of Bax, Bcl-2, caspase 3 and cleaved caspase 3 were measured using western blot analyses, and the ratios of Bax/Bcl-2 (D) and cleaved caspase 3/caspase 3 (E) were determined. β-actin was used as a reference. The results show the means ± SD from at least 3 separate experiments. *, P < 0.05; **, P < 0.001; NS, nonsignificant.