four cytochrome p-450 enzyme activities , 7-ethoxyresorufin o-deethylase ( erde ) , coumarin 7-hydroxylase ( ch ) , 7-ethoxycoumarin o-deethylase ( ecde ) and aryl hydrocarbon hydroxylase ( ahh ) were measured in human liver needle biopsy samples from smokers and non-smokers .
C0059735
7-ethoxyresorufin o-deethylase
C0003927
aryl