胚泡

nà xiē xié dài miè huó jī yīn de pēi tāi gàn xì bāo jīng fēn lí chū lái hòu zhù rù chēng zuò pēi pào de pēi qián zǔ zhī zhōng

那些携带灭活基因的胚胎干细胞经分离出来后注入称作胚泡的胚前组织中。

Those ES cells carrying the inactivated gene can then be isolated and introduced into a pre-embryonic structure called the blastocyst.