when 3h-labelled biliary metabolites , which contained the mutagenic component , were administered intraduodenally to rats , radioactivity reached the systemic circulation but dna adducts were not detectable ( less than 0.03 pmol/mg dna ) in tissues ( intestinal wall , liver and lung ) exposed to the reabsorbed metabolites .
C0242958
dna adducts
C0012854
dna