Figure 4
Histopathological analyses of livers in rats from different groups. 4 weeks after the finish of treatment, rats with hepatic fibrosis in each group were killed and livers were harvested, fixed in 10% neutral formalin, sectioned, and stained with hematoxylin-eosin (left column) and Sirius red (right column) respectively. Representative micrograph in each group was shown (original magnification ×200). A, RsTβRII-IFN-γ fusion protein treatment group; B, IFN-γ treatment group; C, RsTβRII treatment group; D, mixture of IFN-γ and RsTβRII treatment group; E, fibrotic model group; Nor, normal control group.