Fig. 4From: Long-term moderate intensity exercise alleviates myocardial fibrosis in type 2 diabetic rats via inhibitions of oxidative stress and TGF-β1/Smad pathwayChanges in myocardial oxidative stress of rats. a Changes in MDA levels. b Changes in total (T)–SOD activity. c Changes in GSH-PX activity. NC negative control, T2DM type 2 diabetes mellitus, T2DME type 2 diabetes mellitus plus exercise vs NC Group. *Compared with NC Group, P <0.05; **compared with NC Group, P <0.01; #compared with T2DM Group, P <0.05; ##compared with T2DM Group, P <0.01Back to article page