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Effects of pioglitazone on profibrotic proteins in TGF-β1-exposed HK-2 cells. (A) Typical protein blots of PPARγ and profibrotic proteins. (B) Protein expression of PPARγ, (C) protein expression of fibronectin, (D) protein expression of collagen I. Pioglitazone inhibited profibrotic proteins expression induced by TGF-β1 in HK-2 cells. n = 3. ∗P < 0.05, ∗∗P < 0.01, NSP > 0.05.
