CobaltCyclohexenesVinyl CompoundsCyclohexanesEpoxy CompoundsCobalt RadioisotopesCobalt IsotopesNickelSalicylic AcidMicrosomes, LiverChromiumCytochrome P-450 Enzyme SystemChromium AlloysBiotransformationProtoporphyrinsMice, Inbred StrainsMetalsMetals, HeavyPorphyrinsCobamidesVitamin B 12Tungsten CompoundsZincCorrinoids