Fig. 4From: Promotion of HepG2 cell apoptosis by Sedum emarginatum Migo and the mechanism of actionEffects of ethyl acetate extract of S. emarginatum on the expression of Bax, bcl-2 and caspase-3 mRNA in HepG2 cells. Compared with the blank control group, * means P<0.05; Compared with the blank control group, ** means P<0.01Back to article page