Figure 3

The effect of antioxidative melatonin on male and female rats repeatedly exposed to sevoflurane. (A) A One-way ANOVA of catalase activity in males (*p < 0.05, female sevoflurane compared to a female control group). (B) A One-way ANOVA of catalase activity in females (**p < 0.01, sevoflurane-exposed female rats compared to the control female group, and #p < 0.05, sevoflurane + melatonin group compared sevoflurane group). (C) A One-way ANOVA of the amount of MDA in female groups (*p < 0.05, sevoflurane male group compared to sevoflurane male group). (D) A One-way ANOVA of the amount of MDA in female groups (*p < 0.05, sevoflurane female group compared to sevoflurane female group, and #p < 0.05 sevoflurane + melatonin female group compared sevoflurane female group).