TGFB1 and focal segmental glomerulosclerosis: It has been reported that TGF‐β signaling plays an important role in podocyte EMT associated with FSGS.[28, 29] In the present study, we also detected TGF‐β1 was upregulated in the glomeruli of ADR nephropathy and ADR‐treated MPC5 cells (Figure7a–c).