title: Semiquinone Q in the respiratory chain of electron transport particles: electron spin resonance studies.
mesh_terms: D000818:Animals; D000968:Antimycin A / Q000494:pharmacology; D002417:Cattle; D004578:Electron Spin Resonance Spectroscopy; D004579:Electron Transport; D005650:Fumarates / Q000378:metabolism; D008929:Mitochondria, Heart / Q000378:metabolism*; D010084:Oxidation-Reduction; D010100:Oxygen; D013386:Succinates / Q000378:metabolism; D014451:Ubiquinone / Q000378:metabolism*
chemical_list: D005650:Fumarates; D013386:Succinates; D014451:Ubiquinone; D000968:Antimycin A; D010100:Oxygen