Figure 2From: Serotonin promotes the proliferation of serum-deprived hepatocellular carcinoma cells via upregulation of FOXO3aSerum-deprivation reduces expression of FOXO3a in HCC cells. (A, B) Western blot (A) and qRT-PCR analysis (B) of FOXO3a expression in HCC cells cultured in media containing 10% fetal bovine serum (FBS) or serum free media (SFM) for 48h; *P<0.05, **P<0.01, t-test.Back to article page