title: The rate of conversion of [14-(14)C]pregnenolone to [4-(14)C]progesterone by corpora lutea of the snapping turtle, Chelydra serpentina.
mesh_terms: D000818:Animals; D002250:Carbon Radioisotopes; D003338:Corpus Luteum / Q000378:metabolism*; D005260:Female; D066298:In Vitro Techniques; D011284:Pregnenolone / Q000378:metabolism*; D011374:Progesterone / Q000096:biosynthesis*; D012621:Seasons; D014426:Turtles / Q000378:metabolism*
chemical_list: D002250:Carbon Radioisotopes; D011374:Progesterone; D011284:Pregnenolone