title: Delayed luteal regression in ewes immunized against oxytocin [proceedings].
mesh_terms: D000818:Animals; D004971:Estrus; D005260:Female; D003341:Luteolysis; D010121:Oxytocin / Q000276:immunology / Q000502:physiology*; D011247:Pregnancy; D012756:Sheep
chemical_list: D010121:Oxytocin