目的：研究体外培养发育的人胚卵裂球18、X及Y染色体数目变异和培养方式对颗粒细胞分泌功能的影响。

Objective:To study the numerical deviation of chromosome of 18, X and Y in blastomeres developed in vitro and effects of culture system on granulosa cells secretory function.

youdao

目的：研究体外培养发育的人胚卵裂球18、X及Y染色体数目变异和培养方式对颗粒细胞分泌功能的影响。

Objective:To study the numerical deviation of chromosome of 18, X and Y in blastomeres developed in vitro and effects of culture system on granulosa cells secretory function.

youdao