microsomes were assayed for cytochrome p-450 , aryl hydrocarbon hydroxylase ( ahh ) , ethoxycoumarin o-deethylase ( ecd ) and epoxide hydrolase ( eh ) activities , and for metabolism of benzo [ a ] pyrene ( bap ) , cytosols were assayed for glutathione s-transferase ( gst ) activity .
C0003927
aryl hydrocarbon hydroxylase
C0000644
ethoxycoumarin o-deethylase