Fig. 3From: Effect of extremely low frequency magnetic fields on oxidative balance in rat brains subjected to an experimental model of chronic unpredictable mild stress Biomarkers of oxidative balance in the cerebrum. a Catalase (CAT kat/mg protein); b reduced glutathione (GSH nmol/mg protein); c malondialdehyde (MDA ng/mg protein). Data are expressed as mean ± SEM (n = 8). The data were analyzed by the Kruskal-Wallis test with multiple comparisons. *p < 0.05, **p < 0.01Back to article page