title: Low-spin forms of cytochrome c oxidase.
mesh_terms: D000818:Animals; D002417:Cattle; D004578:Electron Spin Resonance Spectroscopy; D003576:Electron Transport Complex IV; D009206:Myocardium / Q000201:enzymology; D009569:Nitric Oxide; D010084:Oxidation-Reduction
chemical_list: D009569:Nitric Oxide; D003576:Electron Transport Complex IV