title: Pregnanolones, pregnenolone and progesterone in the human feto-placental circulation at term of pregnancy.
mesh_terms: D002849:Chromatography, Gas; D005260:Female; D005312:Fetal Blood / Q000032:analysis*; D006801:Humans; D006914:Hydroxysteroids / Q000097:blood; D008431:Maternal-Fetal Exchange; D010920:Placenta; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D011278:Pregnanes / Q000097:blood*; D011280:Pregnanolone / Q000097:blood*; D011284:Pregnenolone / Q000097:blood*; D011374:Progesterone / Q000097:blood*
chemical_list: D006914:Hydroxysteroids; D011278:Pregnanes; D011374:Progesterone; D011284:Pregnenolone; D011280:Pregnanolone