Figure 5From: Improvement of innate immune responses and defense activity in tiger shrimp (Penaeus monodon Fab.) by intramuscular administration of the outer membrane protein Vibrio alginolyticus Effects of different dosages of intramuscular administration of OMP and V. harveyi infections on superoxide dismutase (SOD) and protease activity. Data are represented as mean ± S.D. (n = 10). Different letters indicate significant differences (P < 0.05) among five treatments determined by one-way ANOVA. EA denote enzyme activity (U/mg protein).Back to article page