title: Studies on the metabolism of C-21 steroids in the human foeto-placental unit. 2. Metabolism of pregnenolone sulphate by midterm placentas perfused in situ.
mesh_terms: D003377:Countercurrent Distribution; D004966:Estrogens, Conjugated (USP) / Q000378:metabolism; D005260:Female; D006801:Humans; D008431:Maternal-Fetal Exchange; D010477:Perfusion; D010920:Placenta; D011247:Pregnancy; D011284:Pregnenolone / Q000378:metabolism*; D011374:Progesterone / Q000378:metabolism*; D013431:Sulfates / Q000378:metabolism*; D014316:Tritium / Q000032:analysis
chemical_list: D004966:Estrogens, Conjugated (USP); D013431:Sulfates; D014316:Tritium; D011374:Progesterone; D011284:Pregnenolone