ubiquinone
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Related to ubiquinones: Coq10
coenzyme
[ko-en´zīm]an organic molecule, usually containing phosphorus and some vitamins, sometimes separable from the enzyme protein; a coenzyme and an apoenzyme must unite in order to function (as a holoenzyme).
coenzyme A a coenzyme essential for carbohydrate and fat metabolism; among its constituents are pantothenic acid and a terminal SH group, which forms linkages with various acids, e.g., acetic acid (acetyl CoA) and fatty acids (acyl CoA); abbreviated CoA.
coenzyme Q any of a group of related quinones occurring in the lipid fraction of mitochondria and serving, along with the cytochromes, as an intermediate in electron transport; they are similar in structure and function to vitamin K1.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
u·bi·qui·none
(ū'bi-kwī'nōn, ū-bik'wi-nōn),A 2,3-dimethoxy-5-methyl-1,4-benzoquinone with a multiprenyl side chain; a mobile component of electron transport.
See also: coenzyme Q.
See also: coenzyme Q.
Farlex Partner Medical Dictionary © Farlex 2012
ubiquinone
(yo͞o′bĭ-kwĭ-nōn′, -kwĭn′ōn′)n.
A quinone compound that serves as an electron carrier between flavoproteins and in cellular respiration.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
coenzyme Q10
A factor present in mitochondria which extracts energy from foods. It has acquired a reputation among fringe nutritionists as being effective in detoxifying patients with an overdose of environmental pollutants; it is also claimed to be beneficial in treating hypertension, obesity, periodontal disease, preventing cancer, increasing longevity and revitalising the immune system.Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
u·bi·qui·none
(yū'bi-kwi'nōn)A 2,3-dimethoxy-5-methyl-1,4-benzoquinone with a multiprenyl side chain; a mobile component of electron transport.
See also: coenzyme Q
See also: coenzyme Q
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
ubiquinone
orcoenzyme Q
a type of QUINONE that can be reversibly reduced. It functions as an electron carrier in ELECTRON TRANSPORT SYSTEMS.Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005