Fig. 4From: Recombinant human endostatin combined with radiotherapy promotes cardiomyocyte apoptosis in rats via TGFβ1/Smads/CTGF signaling pathwayThe expression levels of TGF-β1 (a, b, d), Smad2, Smad3 and CTGF (c–e) were detected by Western blot and qRT-PCR (n = 5). Western blot results were cropped and the original, uncropped gels or blots were provided in the supplemental file (Additional file 1). *P < 0.05 compared with the control group, **P < 0.01Back to article page