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.
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.
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.
雌激素和乳腺癌是直接相关的。
在第一次检查中，血液中只含有丰富的雌激素。
In the first case, only oestrogen is abundant in the bloodstream.
早在1940年，德国科学家发现这种化合物的作用与雌激素相像。
In the 1940's, German scientists discovered that these compounds act like estrogen.
植物雌激素不是雌激素，尽管二者可能相像，对人体却有完全不同的作用。
Phytoestrogens are not estrogens, and though they might be similar, they have completely different effects on the human body.
之后，她服用抗雌激素的三苯氧胺长达五年。
After that, she is put on the anti-estrogen Tamoxifen for five years.
雌激素可使动脉血管扩张，含氧量高的血液得以流向胎儿。
Oestrogen helps to keep open the artery carrying oxygen-rich blood to the foetus.
而缺少雌激素受体的雌性老鼠生来指爪就更长，那些没有雄激素老鼠的指爪则更短，并且非常女性化。
Female mice that lacked an estrogen receptor were born with longer digits, and those that did not have testosterone had shorter, superfeminine digits.
虽然在有无雌激素的条件下，大脑的活动有所差别，但是参与者的得分没有改变。
Despite the difference in brain activity on and off estrogen, participants' scores did not change.
许多患乳腺癌的妇女需服用药物抑制雌激素的产生。
Many women with breast cancer are given drugs to stop oestrogen production.
啤酒中还富含植物性雌激素，这类植物型的雌激素有助于保持骨骼健康。
Beer is also rich in phytoestrogens, plant versions of oestrogen, which keep bones healthy.
但是许多研究已经证明雌激素治疗与乳腺癌的罹患和致死是有关联的。
But many studies have already linked estrogen therapy with increased risk of breast cancer and death from the disease.
雌激素和孕激素的替代可能会使一些快要绝经的妇女哮喘症改善。
Hormone replacement with estrogen or progesterone may improve asthma symptoms in some women who have gone through menopause.
研究包括绝经前后的妇女，其中一些采用了雌激素替代疗法。
The study included pre - and post-menopausal women, some of whom were taking oestrogen replacement therapy.
因为更年期雌激素的减少导致骨骼密度的急速降低，女性尤其容易有这个问题。
Women are especially vulnerable, because estrogen loss at menopause can cause a precipitous decline in bone density.
其它有关雌激素和认知方面的研究都是短期的——而且研究成果前后矛盾。
Other studies on estrogen and cognition are short term — and their findings have been inconsistent.
而没有雌激素受体的雄性老鼠的无名指则更长。
Male mice without estrogen receptors had longer ring digits.
例如，美国的一种雄性鱼类，由于在水中接触了雌激素，会长出一些雌性的器官。
Some male fish in the U.S., for example, have been growing female parts due to exposure to estrogen in the water.
你的皮肤在你怀孕期间可能因为充足的雌激素的原因，比其他任何时候都干净。
Your skin may be clearer than ever while you’re pregnant, thanks to abundant estrogen.
怀孕的时候雌激素和孕酮增多，会使牙龈浮肿并且很容易感染。
Higher levels of estrogen and particularly progesterone can result in puffy, tender gums that are vulnerable to minor infection.
你的皮肤在你怀孕期间可能因为充足的雌激素的原因，比其他任何时候都干净。
Your skin may be clearer than ever while you're pregnant, thanks to abundant estrogen.
不是雄激素，而是雌激素，使雄性表现出雄性的行为。
Oestrogen, not testosterone, is what makes a male act like a male.
不是雄激素， 而是雌激素，使雄性表现出雄性的行为。
Oestrogen, not testosterone, is what makes a male act like a male
这是一种由于缺乏雌激素引起的很不舒服，有时很痛苦的情况。
This is an uncomfortable, and sometimes painful, condition frequently due to a lack of estrogen.
雌激素替代疗法的整个概念就是针对它的。
The whole concept of estrogen replacement therapy was about that.
如果察看它的分子结构图，看起来就和雌激素的分子一样。
If you look at a diagram of that molecule, it looks just like an estrogen molecule.
不同种类的生育控制组合药片含有不同剂量的雌激素和黄体酮。
Different types of combination birth control pills contain different doses of estrogen and progestin.
但是比较研究当中的年轻女性和老年女性的心脏病风险上，雌激素使用还是有着令人惊奇的区别。
But there were surprising differences in the risks and benefits of estrogen use on heart risk when comparing the youngest and oldest women in the study.
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