Fig. 7

(a–d). Muscle antioxidant enzyme and GSH levels in O. niloticus. Data are expressed as mean ± SE (n = 5). Different letters indicate significant differences (P < 0.05).

(a–d). Muscle antioxidant enzyme and GSH levels in O. niloticus. Data are expressed as mean ± SE (n = 5). Different letters indicate significant differences (P < 0.05).