Figure 3: Effects of Recombinant Human Erythropoietin (rHuEPO) and aspirin on bleeding time profi le using tail transection in male wistar rats (N = 6). All values are expressed as mean ± SEM. a indicates P < 0.05 Vs vehicle control, b indicates P < 0.05 Vs rHuEPO-treated group, c indicates P < 0.05 Vs aspirin-treated group