Purpose To explore the mechanism of acupuncture promoting spinal dorsal root fiber collateralsprouting.
目的：探讨针刺促脊髓背根侧枝出芽的机制。
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Objective To study the law of IGF-IR expression and its role in promoting collateralsprouting after sciatic nerve end-to-side neu-rorraphy.
目的检测坐骨神经端侧吻合后IGF-IR的表达规律，探讨其在促进侧芽生长中的作用。
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Summary of the Background Data. NGF may play a role in the collateralsprouting of sensory axons, neural survival, and regulation of nociceptive sensory neurons.