title: Ovarian function during pregnancy in young and aged rabbits: temporal relationship between fetal death and corpus luteum regression.
mesh_terms: D000375:Aging; D000818:Animals; D002369:Castration; D002855:Chromatography, Thin Layer; D003338:Corpus Luteum / Q000032:analysis; D005260:Female; D005298:Fertility; D005306:Fertilization; D005313:Fetal Death; D005865:Gestational Age; D009929:Organ Size; D010053:Ovary / Q000378:metabolism*; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000032:analysis; D011372:Progestins / Q000097:blood / Q000378:metabolism*; D011817:Rabbits; D014316:Tritium
chemical_list: D011372:Progestins; D014316:Tritium; D011374:Progesterone