The ultrastructure of central fibrous body (CFB) was observed in the 5 rabbits with electron microscope.
用透射电镜观察了5例兔心中心纤维体（CFB）中央部的超微结构。
It is found that the CA is an electron dense body and the proacrosomal granule appear in the region between the nucleus and the nebenkern.
结果发现，作为电子致密依的CA前体和原顶体颗粒出现在副核和细胞核之间区域。
Nuclear condensation or apoptotic body in the apoptotic cells were observed under transmission electron microscope.
透射电镜下可见凋亡细胞的核固缩或凋亡小体。
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