ubiquinone


ubi·qui·none

noun \yü-ˈbi-kwə-ˌnōn, ˌyü-bə-kwi-ˈnōn\

Definition of UBIQUINONE

:  any of a group of lipid-soluble quinones that are found especially in mitochondria, have an isoprenoid side chain, and function in oxidative phosphorylation as electron-carrying coenzymes in electron transport

Origin of UBIQUINONE

blend of Latin ubique everywhere and English quinone; from its widespread occurrence in nature
First Known Use: 1958

ubi·qui·none

noun \yü-ˈbik-wə-ˌnōn, ˌyü-bi-kwi-ˈnōn\   (Medical Dictionary)

Medical Definition of UBIQUINONE

: any of a group of lipid-soluble quinones that contain a long isoprenoid side chain and that function in the part of cellular respiration comprising oxidative phosphorylation as electron-carrying coenzymes in the transport of electrons from organic substrates to oxygen especially along the chain of reactions leading from the Krebs cycle; especially : coenzyme q10

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