Fig. 4From: Piperlongumine inhibits the growth of non-small cell lung cancer cells via the miR-34b-3p/TGFBR1 pathwayTGFBR1 is a target of miR-34b-3p. a TargetScan bioinformatics analysis results. b Relative luciferase activity results of the dual-luciferase reporter assay. c Relative protein expression level of TGFBR1 after a 48 h transfection of miR-NC or miR-34b-3p mimics by western blotting. GAPDH served as the internal referenceBack to article page