the sesquiterpene lactones ( stl ) helenalin and alantolactone were effective in vitro inhibitors of the mouse hepatic microsomal mixed-function oxidase ( mfo ) enzymes , aminopyrine demethylase ( apd ) , aniline hydroxylase ( anh ) and 7-ethoxyresorufin deethylase ( erd ) .
C0003927
microsomal mixed-function oxidase
C0003039
aniline hydroxylase