Aim To study the enzymic change and protection with embryonic limb buds extract (ELBE) of the motor neurons in anterior horn of spinal cord after the sciatic nerve injury.

• 目的研究周围神经损伤后脊髓前角运动神经元内酶学的变化，并探索从大鼠胚胎肢芽中提取的活性物质（ELBE）对神经元的保护作用。