Results in the male and female rats, there was no significant decrease in the total length of unmyelinated fibers in white matter of young and aged rats.
结果雄性和雌性大鼠大脑白质无髓神经纤维总长度均无显著的老年性降低。
Conclusion Local administration of capsaicin can produce selective destruction of unmyelinated fibers in primary afferent nerves, 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。
The microstructure of the oriens layer of the CA3 region of the hippocampus in the control animal was composed of lots of unmyelinated fibers and less myelinated fibers under electron microscopy.
对照大鼠海马CA3区多形层内含有大量无髓纤维并见到较少的轴-树突触。
Most ofthe fibers in the neuropil are unmyelinated, and myelinated fibers are scarce.
神经毡内无髓纤维最多，有髓纤维稀少。
Result: The neurohypophysis is composed of unmyelinated nerve fibers, pituicytes and connective tissue abound in blood capillaries.
结果：神经垂体主要由无髓神经纤维、垂体细胞及富含毛细血管的结缔组织构成。
Result: The neurohypophysis is composed of unmyelinated nerve fibers, pituicytes and connective tissue abound in blood capillaries.
结果：神经垂体主要由无髓神经纤维、垂体细胞及富含毛细血管的结缔组织构成。
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