In recent years, more and more studies had reported that miRNA is involved in the occurrence and the development of renal fibrosis, and TGF-β1 plays an important role in renal fibrosis by regulating the expression of miRNAs (Qin et al., 2011; Zhong et al., 2011; Wang et al., 2014; Meng et al., 2016). Here, TGFB1 is linked to renal fibrosis.