oxídase

oxídase
oxídase |cs| s. f. Diástase que ativa o oxigênio e o fixa ao hidrogênio ou a outros corpos.
  ‣ Etimologia: óxido + -ase

Dicionário da Língua Portuguesa . 2012.

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  • oxidase — [äk′si dās΄, äk′sidāz΄] n. [ OXID(IZE) + ASE] any oxidoreductase enzyme that acts as a catalyst in oxidation reactions in which oxygen is the electron acceptor …   English World dictionary

  • Oxidase — An oxidase is any enzyme that catalyzes an oxidation reduction reaction involving molecular oxygen (O2) as the electron acceptor. In these reactions, oxygen is reduced to water (H2O) or hydrogen peroxide (H2O2). The oxidases are a subclass of the …   Wikipedia

  • Oxidase — Oxidoreduktasen sind Enzyme der ersten Enzymklasse laut der systematischen Nomenklatur der Enzymkommission der International Union of Biochemistry (IUB) und katalysieren Redoxreaktionen. Der systematische Name ist Donor:Acceptor Oxidoreduktases.… …   Deutsch Wikipedia

  • Oxidase-Test — Der Oxidase Test ist ein einfaches und schnelles biochemisches Verfahren zum Nachweis des Enzyms Cytochrom c Oxidase in der Atmungskette von Zellen. Der Oxidase Test wird genutzt zur Klassifikation von Bakterien (Bunte Reihe) und in der… …   Deutsch Wikipedia

  • Oxidase test — DMPD TMPD The oxi …   Wikipedia

  • oxidase — noun Etymology: International Scientific Vocabulary Date: 1896 any of various enzymes that catalyze oxidations; especially one able to react directly with molecular oxygen • oxidasic adjective …   New Collegiate Dictionary

  • oxidase — oxidasic /ok si day sik, zik/, adj. /ok si days , dayz /, n. Biochem. any of a class of oxidoreductases that catalyze the oxidation of a substrate by molecular oxygen with the formation, in most cases, of hydrogen peroxide. [1895 1900; OXIDE +… …   Universalium

  • oxidase — noun Any of many enzymes which catalyze oxidation reactions, especially ones using molecular oxygen …   Wiktionary

  • oxidase — Classically, one of a group of enzymes, now termed oxidoreductases (EC class 1), that bring about oxidation by the addition of oxygen to a metabolite or by the removal of hydrogen or of one or more electrons. O. is now used for those cases in… …   Medical dictionary

  • Oxidase — Oxi|da|se 〈f. 19; Biochem.〉 oxidierend wirkendes Enzym; oV Oxydase * * * O|xi|da|se [↑ Oxidation u. ↑ ase], die; , n: zur Gruppe der ↑ Oxidoreduktasen gehörende Enzyme, die org. Substrate mit Hilfe von mol. Sauerstoff haupts. unter Bildung von… …   Universal-Lexikon

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