Fig. 1

The quantification of antioxidant capacity and Chl a content. (a) T-SOD, total superoxide dismutase. (b) CAT, catalase. (c) MDA, malondialdehyde. (d) Chl a content. Data are expressed as mean ± standard deviation (SD; n = 4). U should be Unit. Significant differences were analyzed between groups (*p < 0.05, **p < 0.01)