TGFB1 and Hepatic fibrosis: In studies related to liver fibrosis, miR-193a/b, miR-942, miR-96, and miR-21 play central roles in the canonical TGF-β signaling pathway (Roderburg et al., 2013; Luo et al., 2018; Tao et al., 2018; Ju et al., 2019).