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Cytochrome b5 reductase

Definition

Cytochrome b5 reductase is an enzyme in the blood. It controls the amount of iron in your red blood cells, and helps the cells carry the normal amount of oxygen.

Persons who do not have enough of this enzyme may develop a condition called methemoglobinemia.

Information

References

Nagel RL. Methemoglobinemias and unstable hemoglobins. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 168.

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