HGF and Hepatitis: Cao et al. [13] found that BMSCs can inhibit the expression of actin alpha 2 (ACTA2) and hepatocyte growth factor (HGF), initiate paracrine action, secrete a variety of anti-fibrosis cytokines and growth factors, induce HSCs apoptosis, reduce the deposition of ECM, and inhibit the formation of liver inflammation and fibrosis.