title: Pregnant donkey serum gonadotrophin: I--purification and its biological and immunological properties.
mesh_terms: D000818:Animals; D000941:Antigens; D005260:Female; D006064:Gonadotropins, Equine / Q000302:isolation & purification*; D005779:Immunodiffusion; D010527:Perissodactyla; D011247:Pregnancy; D011270:Pregnancy, Animal
chemical_list: D000941:Antigens; D006064:Gonadotropins, Equine