Conclusion Local administration of capsaicin can produce selective destruction of unmyelinated fibers in primary afferentnerves, and can reduce the levels of SP in regions of CNV.
结论辣椒素局部神经干给药能选择性毁损初级传入神经中的无髓纤维，减少CNV区SP含量。
2
Objective To Study the distribution of primary afferent fibers of the sciatic and pelvic nerves in the dorsal commissural nucleus (DCN) of the rat lumbosacral spinal cord.
目的观察大鼠坐骨神经和盆神经初级传入纤维在腰骶段脊髓后连合核内的分布。
3
Methods the nervous filaments of rats were separated from muscular nerves innervating the gastrocnemius muscles and afferent discharge from the muscle spindle was recorded.