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PFD blocks the cell-intrinsic production of TGF-β in RCC cells.
(A) and (B) The mRNA expression of TGF-β1 was detected by real-time quantitative PCR in 786-O and ACHN cells after PFD treatment. (C) and (D) The protein expression and secretion of TGF-β1 were measured by ELISA in 786-O and ACHN cells. Data represents the means ± SD. *P < .05; **P < .01.
