estrogen

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Related to plant estrogen: Phytoestrogens

es·tro·gen

also oes·tro·gen  (ĕs′trə-jən)
n.
1. Any of several steroid hormones, such as estradiol and estrone, that are produced primarily by the ovaries, stimulate the development and maintenance of female secondary sex characteristics, exert systemic effects such as the growth and maturation of long bones, and promote estrus in many female mammals. Estrogens synthesized from plant sources or obtained from horses are used as drugs, primarily to treat estrogen deficiency.
2. Any of several synthetic compounds that mimic the physiologic activity of estrogen, such as ethinyl estradiol, used primarily in oral contraceptives.


es′tro·gen′ic (-jĕn′ĭk) adj.
es′tro·gen′i·cal·ly adv.

estrogen

(ˈɛstrədʒən; ˈiːstrə-)
n
(Biochemistry) the usual US spelling of oestrogen
estrogenic adj
ˌestroˈgenically adv

es•tro•gen

(ˈɛs trə dʒən)

n.
any of several major female sex hormones produced primarily by ovarian follicles, capable of inducing estrus, producing secondary female sex characteristics, and preparing the uterus for the reception of a fertilized egg: synthesized and used in oral contraceptives and in various therapies.
[1925–30; estr (us)]

es·tro·gen

(ĕs′trə-jən)
Any of a group of steroid hormones that primarily regulate the growth, development, and function of the female reproductive system. The main sources of estrogen in the body are the ovaries and the placenta. Estrogens are also formed by certain plants.

estrogen

1. A collective name for female sex hormones made in the ovaries, which produce female secondary sexual characteristics and stimulate growth of the lining of the uterus.
2. Any of several sex hormones responsible for female sex characteristics; produced in the ovaries and, to lesser degree, in the testicles.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.estrogen - a general term for female steroid sex hormones that are secreted by the ovary and responsible for typical female sexual characteristics
sex hormone, steroid hormone, steroid - any hormone affecting the development and growth of sex organs
DES, diethylstilbestrol, diethylstilboestrol, stilbestrol, stilboestrol - a potent estrogen used in medicine and in feed for livestock and poultry
estradiol, oestradiol - the most powerful female hormone that occurs naturally; synthesized and used to treat estrogen deficiency and breast cancer
estriol, oestriol - a naturally occurring estrogenic hormone; a synthetic form is used to treat estrogen deficiency
estrone, Estronol, oestrone, theelin - a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
hexestrol - estrogen compound used to treat menstrual irregularities and menopausal symptoms and to prevent pregnancy
mestranol - a synthetic form of estrogen used in combination with a progestin in oral contraceptives
Translations

es·tro·gen

n. estrógeno, hormona sexual femenina producida por los ovarios;
___ receptorreceptor de ___;
___ replacing therapyterapia de reemplazo del ___.

estrogen

n estrógeno; conjugated estrogens estrógenos conjugados
References in periodicals archive ?
But there are no long-term data on the safety of black cohosh, a plant estrogen, in postmenopausal women, and some researchers worry it could increase the risk of certain reproductive cancers.
For the naturally occurring plant estrogen genistein, found primarily in foods such as soybeans, Mexican Americans have a mean urine concentration about 65% higher than non-Hispanic blacks.
Soy's healing touch comes from isoflavones, which are a type of plant estrogen.
Recent data on genistein have pointed out that whether a plant estrogen is beneficial or detrimental may depend on when it's ingested or other factors (SN: 4/24/99, p.
They contain a little natural plant estrogen that may reduce your hot flashes Avoid spicy foods, alcohol, caffeine, fatty foods, and sugar.
Compared to untreated rats, those given DDT, the drug diethylstilbestrol (a synthetic estrogen), or genistein (a plant estrogen found in soybeans) all exhibited a host of mammary changes characterized by cellular proliferation, a decreased proportion of end buds, and an increased share of lobules.
Promensil is notable for the fact that it provides all four of the main plant estrogen isoflavones, compared with only two in soy, another natural alternative.
Black cohosh, which is a member of the buttercup family, contains plant estrogens, and its effectiveness has been demonstrated in several clinical trials.
A: Most men and all boys should avoid large quantities of soy because it is high in plant estrogens (phytoestrogens), which can feminize males.
But researchers disagree about whether phytoestrogens actually work, according to the National Center for Complementary and Alternative Medicine, and doctors warn women with an increased risk for breast, uterine or ovarian cancer, endometriosis or uterine fibroids to avoid these plant estrogens.
We're really puzzled about that because we were looking at post menopausal women and these lignans are known as plant estrogens, so they have a very weak but measurable estrogen effect," Hendrich said.
Estrogen--or plant estrogens like soy--needs to link up to a receptor on a cell wall, like a key in a lock, to have an effect in the body.