Fig. 1

a Alanine transaminase levels. b Aspartate transaminase levels. c Malondialdehyde, as a marker of lipid peroxidation in liver homogenates. d Semiquantitative score of histological findings in the three experimental groups of both series (Wt and Hz animals); and e correlation between oxidative damage (MDA levels) and semiquantitative score of histological findings. **p < 0.01, ***p < 0.001 vs. Wt; ^#p < 0.05, ^##p < 0.01, ^###p < 0.001 vs. Hz; ^&p < 0.05, ^&&p < 0.01 vs. Wt + CCl₄; ^†p < 0.05, ^††p < 0.01 vs. Hz + CCl₄; ^£p < 0.05 vs. Hz + CCl₄ + IGF-1