A weak estrogen, which needs to be converted (in target tissues such as the endometrium) to the strong estrogen estradiol before, as a hormone, it causes an estrogen effect. The main estrogen in blood after the menopause. Formed from estradiol when that hormone in tablet (or oral) forms is absorbed across the intestines. Abbreviated E1.
a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
A weaker type of estrogen produced in small amounts in fat tissue after menopause.
The most common form of estrogen in postmenopausal women. Estrone is stored in fatty tissues.
An estrogen secreted by peripheral tissues.
The endogenous estrogen naturally present after menopause; also made in the fat cells after meno. While some studies show estrone is involved in the bone-building process, it is also thought to be the primary culprit in increased risks of endometrial and breast cancers.
A breakdown product of estradiol, with considerably less biologic activity than estradiol itself.
One of the relatively weak estrogens, which is produced in large amounts in PCOS (polycystic ovarian syndrome) patients
(ES-trone) TRADE NAME: Theelin. An estrogenic hormone that is less active than estradiol. It is found in the urine of pregnant women and mares. Androstenedione is converted into estrone by aromatase.
Estrone (also oestrone) is an estrogenic hormone secreted by the ovary. Its molecular formula is C18H22O2. Estrone has a melting point of 254.5 degrees Celsius.