Fig. 2. Biochemical biomarkers in O. niloticus exposed to mesotrione. (A) GST specific activity, (B) SOD specific activity, (C) GPx specific activity, (D) GSH concentration,(E) lipoperoxidation, and (F) protein carbonylation. Data are present by mean and standard deviation. NC: negative control; PC: positive control. *represents statisticalsignificance of treatments in comparison to the NC using ANOVA; p < 0.05.