title: Ligand binding to human placental cytochrome P-450: interaction of steroids and heme-binding ligands.
mesh_terms: D000735:Androstenedione / Q000031:analogs & derivatives / Q000378:metabolism; D003577:Cytochrome P-450 Enzyme System / Q000378:metabolism*; D005260:Female; D006418:Heme; D006801:Humans; D008024:Ligands; D008861:Microsomes / Q000201:enzymology; D010084:Oxidation-Reduction; D010920:Placenta / Q000201:enzymology*; D011247:Pregnancy; D011485:Protein Binding; D013053:Spectrophotometry
chemical_list: D008024:Ligands; D000735:Androstenedione; D006418:Heme; D003577:Cytochrome P-450 Enzyme System