To investigate the incidence of sister chromatid exchange ( SCE ) and its influencing factors.

探讨影响姐妹染色单体互换 ( SCE)频率的因素.

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Methods: The sister chromatid exchange ( SCE ) test in mice spermatogonia was used in the study.

方法: 采用小鼠精原细胞姐妹染色 单体 交换实验.

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