title: The mechanism of antigonadotropic action of a polypeptide extracted from a bovine pineal gland.
mesh_terms: D000818:Animals; D001001:Anura; D005260:Female; D006065:Gonadotropins, Pituitary / Q000037:antagonists & inhibitors* / Q000378:metabolism / Q000494:pharmacology; D006066:Gonads / Q000187:drug effects*; D008297:Male; D051379:Mice; D010455:Peptides / Q000494:pharmacology*; D010870:Pineal Gland; D010902:Pituitary Gland / Q000187:drug effects; D011893:Rana esculenta; D013091:Spermatogenesis / Q000187:drug effects; D013094:Spermatozoa / Q000187:drug effects; D014020:Tissue Extracts / Q000494:pharmacology; D014599:Uterus / Q000187:drug effects
chemical_list: D006065:Gonadotropins, Pituitary; D010455:Peptides; D014020:Tissue Extracts