Loss of spermatozoa from the reproductive tract of the ewe and intensification of sperm "breakage" by progestagen.
D000818:Animals; D002584:Cervix Uteri / Q000502:physiology; D004971:Estrus; D005260:Female; D005836:Genitalia, Female / Q000187:drug effects*; D007315:Insemination, Artificial; D008026:Ligation; D008297:Male; D008525:Medroxyprogesterone / Q000494:pharmacology*; D010057:Oviducts / Q000502:physiology; D011247:Pregnancy; D012661:Semen / Q000187:drug effects; D012756:Sheep; D013094:Spermatozoa / Q000502:physiology*; D014599:Uterus / Q000502:physiology; D014621:Vagina / Q000502:physiology; D014844:Vulva / Q000502:physiology
D008525:Medroxyprogesterone