TGF‐β is a protein with three isoforms (TGF‐β1, TGF‐β2, and TGF‐β3) that plays an important function in renal fibrosis through induction of epithelial‐to‐mesenchymal transition (EMT) (Lee et al., 2015). Here, TGFB1 is linked to renal fibrosis.