title: A decrease in the metabolic clearance rate of progesterone in the coypu during pregnancy.
mesh_terms: D000818:Animals; D001798:Blood Proteins; D003338:Corpus Luteum; D010064:Embryo Implantation; D005314:Embryonic and Fetal Development; D004971:Estrus; D005260:Female; D008657:Metabolic Clearance Rate; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000097:blood / Q000378:metabolism*; D012377:Rodentia / Q000378:metabolism*; D013997:Time Factors; D014316:Tritium
chemical_list: D001798:Blood Proteins; D014316:Tritium; D011374:Progesterone