大多数绝经前的女性在月经之后的21天里，体内的雌激素会产生一种健康幸福感。

For the first 21 days after menstruation, estrogen hormones create a feeling of well-being and give generally happy feelings.

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在雌性中，通过从胆固醇中合成雄烯二酮，开始在卵巢的间膜细胞中合成雌激素。

In females, synthesis of estrogens starts in theca interna cells in the ovary, by the synthesis of androstenedione from cholesterol.

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用重组酵母测试了11种原托普生二醇型皂苷的体外雌激素活性。

The vitro estrogenic activities of 11 protopanaxadiol type saponins were tested by a recombinant yeast.

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When estrogen is present it can enter cells in the vicinity and it can bind to receptors that are deep inside cells.

雌激素能够进入到邻近的细胞中,并能够与细胞内部的受体相结合

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An example of a drug that works like that is the anti-cancer drug Tamoxifen which binds to estrogen receptors and blocks estrogen signaling.

这种药物的一个例子就是他莫昔芬,这是一种抗癌药,能够与雌激素受体结合,阻断雌激素信号通路

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Many types of cancers, particularly breast cancers, many breast cancers but not all, are sensitive to estrogen.

许多种癌症,尤其是乳腺癌,很多乳腺癌,但不是所有的,对雌激素十分敏感

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