superoxide dismutase

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noun superoxide dis·mut·ase \-dis-ˈmyü-ˌtās, -ˌtāz\

Definition of superoxide dismutase

  1. :  a metal-containing antioxidant enzyme that reduces harmful free radicals of oxygen formed during normal metabolic cell processes to oxygen and hydrogen peroxide

Origin and Etymology of superoxide dismutase

dismutation (simultaneous oxidation and reduction) + -ase


Medical Dictionary

superoxide dismutase

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noun superoxide dis·mu·tase \-ˈdis-myü-ˌtās\

Medical Definition of superoxide dismutase

  1. :  a metal-containing antioxidant enzyme that reduces potentially harmful free radicals of oxygen formed during normal metabolic cell processes to oxygen and hydrogen peroxide—abbreviation SOD


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