Definition of ubiquinone in English:

Share this entry

ubiquinone

Pronunciation: /yo͞oˈbikwəˌnōn/

noun

Biochemistry
Any of a class of compounds that occur in all living cells and that act as electron-transfer agents in cell respiration. They are substituted quinones.
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.

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.