TGFB1 and Hepatic fibrosis: The combined results of the four serum liver fibrosis indexes, LN, HA, PCIII, and CIV, suggested the synthesis of TGF-β1 inhibited by DIP might regulate the expression of CTGF and decrease the proliferation of fibrinogen and fibroblasts, which reduced the synthesis of fibroblasts to transform into myofibroblasts.