estrone


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Related to estrone: estriol

es·trone

 (ĕs′trōn′)
n.
An estrogenic hormone, C18H22O2, that is secreted by the ovaries and by fatty tissue. It is the main form of estrogen in postmenopausal women.

estrone

(ˈɛstrəʊn; ˈiːstrəʊn)
n
(Biochemistry) the usual US spelling of oestrone

es•trone

(ˈɛs troʊn)

n.
an estrogenic hormone, C18H22O2, produced by the ovarian follicles and found during pregnancy in urine and placental tissue.
[1930–35; estr(in) an earlier name (estr(us) + -in1) + -one]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.estrone - a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
estrogen, oestrogen - a general term for female steroid sex hormones that are secreted by the ovary and responsible for typical female sexual characteristics
ketosteroid - a steroid containing a ketone group
Translations

es·trone

n. estrona, hormona estrogénica.
References in periodicals archive ?
This study is the first report that determines the effects of 17[beta]-estradiol, estrone, progesterone and androsterone among the mammalian sex hormones on in vitro regeneration of Triticale mature embryos.
As the gene product of CYP19, aromatase can act on androstenedione generated from the adrenal cortex of adipose tissues to form estrone and testos terone in ovarian tissues to produce androstenedione, and then transform a part of androstenedione into estrone.
The main body of estrogen, estradiol or E2 is typically removed from the body by being converted into the benign 2 OH estrone or by binding to bile in the stomach and being eliminated through the kidneys.
Estrone is converted in fat tissue from estradiol and adrenal androstenedione.
Gleason and her colleagues hypothesized that differences in the formulations of the two products, which resulted in different levels of estradiol versus estrone in participants, may have contributed to the result.
17-[beta]-HSD2 is an oxidative isoenzyme that inactivates estradiol to estrone and catalyses androgen inactivation in the target tissues.
These include testosterone (T), which provides more male-like instructions, as well as estrogen (E2) and estrone (E1), which provide more female-like instructions.
The word estrogen comes from "estrus", the willingness of a female to engage in mating activity, and includes three naturally occurring compounds: estradiol, estrone and estriol.
Babies born to young mothers also had higher levels of estrone (a form of estrogen) and testosterone in their hair than did babies born to older mothers.
If a post-menopausal woman is obese, peripheral conversion of adrenal derived androstenedione to estrone by aromatization of fat might stimulate the growth of leiomyomas.
The estrogens in women are estrone (E1), estradiol (E2), and estriol (E3).