Fig. 1.
Effect of metformin and N-acetylcysteine alone or in combination on serum liver enzymes in non-alcoholic fatty liver disease -induced rats. Values are presented as mean ± SEM, (n = 12). *P < 0.05 compared with normal, †P < 0.05 compared with corresponding non-alcoholic fatty liver disease control. ‡P < 0.05 compared with metformin-treated group, §P < 0.05 compared with N-acetylcysteine -treated group.