Figure 3. Phenoloxidase (PO) activity (A), respiratory bursts (RBs) (B), superoxide dismutase (SOD) activity (C) and lysozyme activity (D) of control white shrimp Litopenaeus vannamei, and shrimp that received marine saline (MS), heat-killed Vibrio alginolyticus (HVa), formalin-inactivated V. alginolyticus (FVa), and live V. alginolyticus (LVa) after 0, 0.5, 1, 3, 5 and 7 days.

See Fig. 2 for statistical information.