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哺乳类胎儿组织中的细胞分裂特别旺盛,并且在动物整个一生中供给新生组织的干细胞都是在胎儿发育期形成。因此,哺乳类胎儿的体细胞特别容易被化学品诱发慢性
Cell division in mammalian fetuses is particularly strong, and stem cells that supply nascent tissues throughout the animal’s life are formed during fetal development. Therefore, mammalian somatic cells are particularly susceptible to chronic chemicals