Histochemical investigation from the liver of mice fed the normal or MCD diet for 2 or 4 weeks. (A) Representative micrographs of hematoxylin and eosin (H&E). (B) Score of inflammation. (C) Score of steatosis. (D) NAFLD activity score. Data are expressed as mean ± SEM. Statistical difference was assessed using Dunnett's test. *p <0.05, **p <0.01 compared to the control mice.