For exploration of the effect of nerve growth factor (NGF) in plasticity of spinal lamina Ⅱ, fifteen adult male catswere used to establish spared dorsal root prcparation (i.
为探讨神经生长因子(NGF)在部分去背根传入猫脊髓Ⅱ板层可塑性中的作用,本文采用成年雄猫15只,建立单侧备用根模型(即切断一侧L1~5、L7~S2节段脊髓背根,保留L6背根),术后分别存活3、5和11d,灌流固定,取L5、L6、L7脊髓冻切。
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