PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1771946-1 1991 A cocktail of four model substances orally administered to humans is used for simultaneous characterization of phenobarbital and 3-methylcholanthrene inducible forms of cytochrome-P450 and two genetic polymorphisms, the debrisoquine hydroxylation and N-acetylation. Methylcholanthrene 129-149 cytochrome P450 family 4 subfamily F member 3 Homo sapiens 169-184