Fig. 5

H-E staining and Van Gieson staining demonstrated the histological changes of liver structures. H-E and Van Gieson staining of liver section was made at time point of 2 weeks, 4 weeks, 6 weeks, 8 weeks, 10 weeks, and 12 weeks after injection of BMSCs, respectively (× 200). a H-E staining of the liver which reflected the hepatic structures, b on the right was collagen fiber staining, and c a stacked map histogram on the right that comprehensively analyzes the stages of fibrosis in each group of rats (refer to METAVIR period standard, divided into F0~F4)