有丝分裂后，前期细胞内的核仁形成微核。
Nucleoli in preprophase cells resulted in the formation of micronucleoli after mitosis.
小细胞癌常无明显的大核仁（而恶性黑色素瘤常有），偶尔伴有核内假包涵体。
Small cell carcinomas usually do not show large prominent nucleoli, whereas melanomas often do, accompanied by occasional intranuclear pseudoinclusions.
在椭形胚期，宿存助细胞核内的染色质及核仁消失，有细胞质侵入核内。
At ellipsoidal embryo stage, the chromatin and nucleoli disappear and some cytoplasm enters the nucleus.
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