deuterium labeling of 7-ethoxycoumarin on the carbon undergoing oxidation by cytochrome p-450 results in a redirection of metabolism from o-deethylation to ring hydroxylation at c6 ( harada , n. et al ( 1984 ) j biol chem 259 , 3005-3010 ) .
C0010762
cytochrome p-450
C0025519
metabolism