Definition of ubiquinone in English:

ubiquinone

Line breaks: ubi¦quin|one
Pronunciation: /juːˈbɪkwɪnəʊn
 
/

noun

Biochemistry
  • Any of a class of compounds which occur in all living cells and which act as electron-transfer agents in cell respiration. They are substituted quinones.
    More example sentences
    • The regulation of this biosynthetic pathway at the mitochondrial level depends on the ubiquinone, the alternative oxidase and a species-specific uncoupling protein.
    • Antioxidant compounds such as vitamins C and E, lipoic acid, ubiquinones, superoxide dismutase, catalase, and glucathione peroxidase can limit oxidative damage.
    • Interactions of organic molecules such as dihydropyridines, ubiquinone, tryptophan, and halothane with lipid bilayers have been studied through molecular dynamics simulations.

Origin

1950s: blend of ubiquitous and quinone.

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a small amount; a little