Fig. 7. Cumulative mortality of Penaues monodon challenged with Vibrio harveyi after
injection with an ethanol extract of the red seaweed Gracilaria fisheri. *P < 0.05,
compared to the value of the positive and vehicle controls; #P < 0.05, compared to the
value of the 0.5 EtOH shrimp at the corresponding time-points.