AIM:To investigate the expression of cationic liposome mediated neurotrophin 3(NT 3) gene in injured spinal cord of rats,and observe the effect of exogeno us NT 3 on the regeneration of injured axons.

• 目的:研究阳离子脂质体介导的神经营养因子3基因在大鼠损伤脊髓内的表达,观察外源性神经营养因子3对损伤脊髓轴突再生的作用。