结论卵巢生殖细胞肿瘤中无性细胞瘤和胚胎性癌分化水平最接近于生殖母细胞至胚泡阶段。
Conclusions the differential level of dysgerminoma and embryonal carcinoma approximates the stages of gonocyte and blastocyst.
事实上，有研究小组断定过，母细胞的生殖能力之所以有限，是受毁损与有毒物质累积的结果。
Indeed, some research groups have posited that the mother's finite reproductive capability is the result of accumulating these damaged and toxic compounds.
他们接下来从狗的卵母细胞（一个不成熟雌性受精前的生殖细胞）中提取DNA，并将荧光修饰的狗细胞注入其中。
They next extracted DNA from a dog oocyte (an immature female reproductive cell prior to fertilization) and injected the fluorescent-modified dog cells into it.
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