Objective:To observe the effects of Buyang Huanwu Decoction on the apoptosis and expression of IL-17 in cortex neurons in rats after spinal cord injury,in order to explore the possible mechanisms of its neuro protection.Methods:24 SD rats were divided into normal group,sham operation group,SCI group and BYHWD group.SCI model was established in T3-T4 inter transverse the right half of spinal cord transaction.BBB score of rat hind limb motor function were assessed at 1 d before operation and 1 d,1 W,4 W,8 W after operation.After 8 W,Tunnel meth...