FIG 3.
Serum immunity and antioxidant enzyme activities of rainbow trout. (A) Acid phosphatase activity; (B) alkaline phosphatase activity; (C) lysozyme activity; (D) superoxide dismutase activity; (E) catalase activity; (F) peroxidase activity. CK, control group; BV, Bacillus velezensis MVCR2 strain supplementation group; LS, Lactobacillus sakei rMA-2 strain supplementation group. Data are given as the mean ± SD. Different letters above each bar indicate significant differences among different groups (P < 0.05).