Fig. 9. Effect of caspase-1 inhibitor Ac-YVAD-CMK on prostaglandin E2in incised site. The open bars represent the control group, and the filled bars represent the Ac-YVAD-CMK group. Values are mean ± SEM, n = 4 control group; n = 6 Ac-YVAD-CMK group; *P < 0.05 or **P < 0.01 compared with control group.