Objective To study the protective effects of Schwann cell derived neurotrophic factor (SDNF) on motoneurons of spinal anterior horn from spinal root avulsion induced cell death.

• 目的研究雪旺细胞源神经营养因子(SDNF)对臂丛神经根性撕脱所致前角运动神经元死亡的保护作用。