Medical Dictionary
ubiquinone
noun ubi·qui·none
\yü-ˈbik-wə-ˌnōn, ˌyü-bi-kwi-ˈnōn\
\yü-ˈbik-wə-ˌnōn, ˌyü-bi-kwi-ˈnōn\
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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