title: Enzymology and regulation of xenobiotic and steroid metabolism in placenta.
mesh_terms: D001711:Biotransformation; D003577:Cytochrome P-450 Enzyme System / Q000378:metabolism; D004798:Enzymes / Q000378:metabolism*; D005260:Female; D006801:Humans; D008431:Maternal-Fetal Exchange; D004364:Pharmaceutical Preparations / Q000378:metabolism*; D010920:Placenta / Q000378:metabolism*; D011247:Pregnancy; D012907:Smoking; D013256:Steroids / Q000378:metabolism*
chemical_list: D004798:Enzymes; D004364:Pharmaceutical Preparations; D013256:Steroids; D003577:Cytochrome P-450 Enzyme System