title: Prolonged activity in vivo of rabbit antisera to placental gonadotrophins.
mesh_terms: D000818:Animals; D001681:Biological Assay; D006063:Chorionic Gonadotropin / Q000037:antagonists & inhibitors*; D005260:Female; D006064:Gonadotropins, Equine / Q000037:antagonists & inhibitors*; D006801:Humans; D007016:Hypophysectomy; D007106:Immune Sera / Q000494:pharmacology*; D008297:Male; D051379:Mice; D010902:Pituitary Gland / Q000502:physiology; D011817:Rabbits; D013997:Time Factors; D014599:Uterus / Q000378:metabolism; D005719:gamma-Globulins / Q000378:metabolism
chemical_list: D006063:Chorionic Gonadotropin; D006064:Gonadotropins, Equine; D007106:Immune Sera; D005719:gamma-Globulins