periodic administration ( total , six injections ) of a smaller dose of cobalt-heme ( 50 mumol/kg of body weight ) maintained the cytochrome p-450 content at levels approximately 15 % of normal for greater than 90 days with concurrent profound impairment of mono-oxygenase reactions catalyzed by this heme protein .
C0010762
cytochrome p-450
C0018974
heme protein