Fig. 6

The effect of DSG on oxidative stress. a. DSG treatment can significantly reduce the production of ROS (× 200 magnification) and increase the antioxidant enzymes, including GSH-PX (b), SOD (c) and CAT (d), compared with model group. e. DSG treatment significantly reduced the content of MDA. * P < 0.05 and ** P < 0.01