为了克服这一障碍，通过手术，取出一个差不多成熟的卵细胞。
To bypass this impediment an almost mature egg cell is removed surgically.
FSH催促卵细胞在卵巢的成熟。
伍德乐夫说，这项发现能使研究员们了解营养细胞（颗粒细胞），也就是支撑和环绕逐渐成熟的卵的细胞，如何与卵细胞联系。
The discovery, Woodruff said, will enable researchers to understand how nurse cells (granulosa cells), the cells that support and surround the maturing egg, communicate with the egg.
科学家们采用了在大学体外受精中心接受治疗的夫妇所捐赠的成熟卵细胞。
The scientists used mature eggs donated by couples being treated at the University's IVF centre.
成熟的胚囊是五核胚囊：由近珠孔端的卵细胞和两个助细胞以及两个中央极核细胞构成的。
The mature embryo sac was one with five nucleus, i. e., egg apparatus and two-nucleus central cell.
成熟的胚囊是五核胚囊：由近珠孔端的卵细胞和两个助细胞以及两个中央极核细胞构成的。
The mature embryo sac was one with five nucleus, i. e., egg apparatus and two-nucleus central cell.
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