Method PTPα deficient and wild type littermate mice of postnatal day 60 are employed.The ultrastructure of the cross section of sciatic nerve was studied under transmission electron microscope.
方法同窝出生60天
PTPα-/-
野生型小鼠，用透射电镜观察其坐骨
经横断面
结构，并对有髓经纤维髓鞘
数量进行形态计量分析。
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