نتایج جستجو برای: progestogen
تعداد نتایج: 708 فیلتر نتایج به سال:
This editorial comments on two similar reviews of the literature on breast cancer and post-menopausal hormone therapies (HTs), puts the results in clinical perspective and suggests where they direct future research and clinical management. Although epidemiological studies have suggested increased breast cancer risk for all menopausal HT regimens, unopposed oral estrogen regimens have not been a...
BACKGROUND Steroid pre-treatments may be useful to program GnRH antagonist IVF/ICSI cycles. This prospective study assessed hormonal and ultrasound data collected during the free period after the discontinuation of three different pre-treatments to provide information on the optimal time interval required before starting stimulation. METHODS Women were randomized to receive oral contraceptive...
Gonadotropin withdrawal induces changes in gene expression in all 3 major cell types of the testis. Knowledge of the genes affected, in both the presence and absence of additional progestogen, will give insight into the regulation of human testicular function and aid development of novel contraceptive methods. We have undertaken a whole-genome analysis of RNA expression in testicular biopsies f...
BACKGROUND Hormonal contraceptives are the most common method used worldwide by teenagers to prevent unwanted pregnancies. To date there are limited data about such use by teenagers in the UK. This study investigated trends and patterns of hormonal contraceptive prescribing to adolescents aged 12-18 years in UK primary care between 2002 and 2011. METHODS A retrospective cohort study using the...
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