both nci-h322 and nci-h358 , but not nci-h69 and nci-h128 , exhibited aryl hydrocarbon hydroxylase ( using benzo [ a ] pyrene as substrate ) and ethoxycoumarin o-deethylase activities .
C0003927
aryl hydrocarbon hydroxylase
C0000644
ethoxycoumarin o-deethylase