نتایج جستجو برای: gonadotrophins
تعداد نتایج: 867 فیلتر نتایج به سال:
Ovarian and pituitary hormones were determined in pre- and postmenopausal breast cancer patients before and at intervals during adjuvant chemotherapy or chemotherapy plus tamoxifen (TAM). Chemotherapy did not affect gonadotrophin levels in postmenopausal patients; however, inclusion of TAM in the regimen produced a partial (approximately 50%) reduction in circulating levels of luteinizing hormo...
background: recently different studies suggested that discontinuation of gonadotrophin releasing hormone analogue (gnrha) at beginning of ovarian stimulation (improvement of ovarian response to gonadotrophins) may have some benefit to poor responder patients in invitro fertilization (ivf) cycles. objective:the efficacy of gnrha stop protocol in poor responder patients in ivf cycles was assessed...
Clinical evidence suggests an association between galactosaemia and premature ovarian insufficiency (POI); however, the mechanism still remains unresolved. Experimental galactose toxicity in rats produces an array of ovarian dysfunction including ovarian development with deficient follicular reserve and follicular resistance to gonadotrophins that characterize the basic tenets of human POI. The...
BACKGROUND Few epidemiologic studies have examined the association between fertility drugs and breast cancer risk, and results have been contradicting. Using data from the largest cohort of infertile women to date, the aim of this study was to examine the effects of fertility drugs on breast cancer risk overall and according to histologic subtypes. METHOD A cohort of 54,362 women with inferti...
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