Fig. 3

The effect of BHMC, curcumin and vitamin C at various concentrations on total antioxidant activity in HepG2 cells after (A) 24 h, (B) 48 h and (C) 72 h. Data are presented as mean ± S.E.M. and represent of three independent experiments. Statistically significant differences are indicated with *p < 0.05; **p < 0.01 of various concentration within same compounds by using One-way ANOVA followed by Dunnett’s post hoc tests compared untreated group.