Physiological functions of testosterone, estrogen and progestogen.
睾酮、雌激素及孕激素的生理作用。
Objective: to study the effect of estrogen and progestogen on the development and implantation of mouse embryos in vitro.
目的：研究雌、孕激素在小鼠胚卵体外发育及胚泡着床过程中的作用。
The results indicated that the receptors of estrogen, androgen and progestogen existed in oogonia and oocytes of different developmental stages.
结果表明，不同发育时期的卵原细胞和卵母细胞中都存在雌激素、雄激素和孕激素受体。
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