Review Article

Heme Oxygenase-1: A Critical Link between Iron Metabolism, Erythropoiesis, and Development

Figure 1

Heme catabolism initiated by heme oxygenases. Heme oxygenase-1 and 2 (HO-1/2) degrade heme to carbon monoxide (CO), Fe2+, and biliverdin that is then reduced to bilirubin by biliverdin reductase (BVR).
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