Figure 4. Effects of inorganic nitrate on catalase activity (CAT, A), total antioxidant capacity (TAC, B), malondialdehyde (MDA, C), and reduced glutathione (GSH, D) levels in serum of ovariectomized (OVX) and control rats. *, † P < 0.05 compared to control and OVX rats, respectively. Results are mean ± SEM (n=6/group).
