Inability of LH administered in a delay vehicle to maintain luteal function.
D000818:Animals; D003338:Corpus Luteum / Q000187:drug effects / Q000378:metabolism*; D003692:Delayed-Action Preparations; D005260:Female; D007016:Hypophysectomy; D007962:Leukocytes; D007986:Luteinizing Hormone / Q000008:administration & dosage* / Q000502:physiology; D014677:Pharmaceutical Vehicles; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000378:metabolism*; D051381:Rats; D014626:Vaginal Smears
D003692:Delayed-Action Preparations; D014677:Pharmaceutical Vehicles; D011374:Progesterone; D007986:Luteinizing Hormone