a Protein expression of AFP in liver tissue. b Percentage change in AFP protein expression. Data were expressed as X ± SD of three separate experiments. Dollar compared to normal control (N), Asterisk compared to DENA control, Significant difference between groups is analyzed by one-way ANOVA test, where $$$, ***P < 0.001 highly significant, **P < 0.01 significant, *P < 0.05 mildly significant, ns P > 0.05 non significant. N control, D DENA, L LIE, O OC, L + O LIE + OC