title: Serum steroid levels following a large intravenous dose of a steroid sulfate precursor during the second trimester of human pregnancy. II. Pregnenolone sulfate.
mesh_terms: D006907:17-alpha-Hydroxypregnenolone / Q000097:blood; D000293:Adolescent; D000328:Adult; D004958:Estradiol / Q000097:blood; D004964:Estriol / Q000097:blood; D005260:Female; D005313:Fetal Death; D006207:Half-Life; D006801:Humans; D006908:Hydroxyprogesterones / Q000097:blood; D010920:Placenta; D011247:Pregnancy; D011284:Pregnenolone / Q000097:blood*; D011374:Progesterone / Q000097:blood; D011863:Radioimmunoassay; D013431:Sulfates / Q000097:blood
chemical_list: D006908:Hydroxyprogesterones; D013431:Sulfates; D006907:17-alpha-Hydroxypregnenolone; D011374:Progesterone; D004958:Estradiol; D011284:Pregnenolone; D004964:Estriol