title: Introduction to haem catabolism and studies on haem oxygenase.
mesh_terms: D003577:Cytochrome P-450 Enzyme System / Q000378:metabolism; D006418:Heme / Q000378:metabolism; D006801:Humans; D006899:Mixed Function Oxygenases / Q000378:metabolism*; D009251:NADPH-Ferrihemoprotein Reductase / Q000276:immunology / Q000378:metabolism; D011524:Protoporphyrins
chemical_list: D011524:Protoporphyrins; D006418:Heme; D003577:Cytochrome P-450 Enzyme System; D006899:Mixed Function Oxygenases; D009251:NADPH-Ferrihemoprotein Reductase