title: Inverse correlation between aryl hydrocarbon hydroxylase activity and conversion of cholesterol to pregnenolone in human placentas at term.
mesh_terms: D001580:Benzopyrenes / Q000378:metabolism; D002247:Carbon Isotopes; D002474:Cell-Free System; D002784:Cholesterol / Q000378:metabolism*; D005260:Female; D006801:Humans; D006900:Hydroxylation; D007700:Kinetics; D008861:Microsomes / Q000201:enzymology; D008928:Mitochondria / Q000201:enzymology; D006899:Mixed Function Oxygenases / Q000378:metabolism*; D010084:Oxidation-Reduction; D010920:Placenta / Q000166:cytology / Q000201:enzymology*; D011083:Polycyclic Compounds; D011247:Pregnancy; D011284:Pregnenolone / Q000096:biosynthesis*; D011374:Progesterone / Q000096:biosynthesis; D012044:Regression Analysis
chemical_list: D001580:Benzopyrenes; D002247:Carbon Isotopes; D011083:Polycyclic Compounds; D011374:Progesterone; D011284:Pregnenolone; D002784:Cholesterol; D006899:Mixed Function Oxygenases