ovarian hormone


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re·lax·in

(rē-lak'sin),
A polypeptide hormone secreted by the corpora lutea of mammalian species during pregnancy. Facilitates the birth process by causing a softening and lengthening of the pubic symphysis and cervix; it also inhibits contraction of the uterus and may play a role in timing of parturition.
[relax + -in]

ovarian hormone

See relaxin.

ovarian hormone

A hormone produced by the ovary.
See: estradiol; estriol; estrogen; estrone; progesterone
See also: hormone
References in periodicals archive ?
2000; 2001) have suggested that HRT normalizes these hematopoetic alterations due to ovarian hormone deficiency.
The team took urine samples to measure ovarian hormones over the course of a menstrual cycle and were surprised to find that ovulation rates remained high among the 29 women taking part in the study.
It can be genetic, or it can be induced via a medical intervention that removes or damages the ovaries, resulting in the abrupt loss of ovarian hormones such as estrogen.
Although each individual is different, for most women the loss of ovarian hormones leads to diminished sexual drive and a changed experience," Dr.
David Baird, professor of reproductive endocrinology at the University of Edinburgh, said: "If you reduce the cyclical exposure of the ovary to the ovarian hormones oestrogen and progesterone, you should reduce the risk of breast cancer.
Ovarian hormones enhance 2,3,7,8-tetrachlorodibenzo-p-dioxin-mediated increase in cell proliferation and preneoplastic foci in a two-stage model for rat hepatocarcinogenesis.
In addition, the costs and benefits of the surgery, the effects of premature menopause, and the psychological effects of prophylactic surgery will have to be considered if future studies help solidify the link between exposure to ovarian hormones and breast cancer risk, the investigators said.
Ovulation frequency and quality was determined by collecting daily urine specimens over the course of a menstrual cycle and measuring ovarian hormones.
In the case of surgery, if a woman has undergone an oophorectomy, the ovaries have been removed and they no longer produce ovarian hormones.
The antibodies are able to block the hormone binding to the receptor and thus suppress the signal to produce ovarian hormones, specifically progesterone.
scientists found that soy consumption decreased ovarian hormones, which are considered biomarkers for breast cancer risk.
In her latest discovery, she has found that during the menstrual cycle, ovarian hormones act like a master conductor -- they turn genetic risk on and off in the body.