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coenzyme A

   Also found in: Medical, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.06 sec.
coenzyme A
n. Abbr. CoA
A coenzyme present in all living cells that functions as an acyl group carrier and is necessary for fatty acid synthesis and oxidation, pyruvate oxidation, and other acetylation reactions.
coenzyme A
A coenzyme that consists of a nucleotide linked to pantothenic acid (part of the vitamin B complex), is present in all living cells, and functions as an acyl group carrier. Coenzyme A is necessary for fatty acid synthesis and oxidation, pyruvate oxidation, and other acetylation reactions. In cellular respiration, each of two acetyl groups derived from the original glucose molecule attaches itself to coenzyme A as acetyl coenzyme A and then enters the Krebs cycle.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.coenzyme A - a coenzyme present in all living cells; essential to metabolism of carbohydrates and fats and some amino acids
coenzyme - a small molecule (not a protein but sometimes a vitamin) essential for the activity of some enzymes


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Because coenzyme A acts in conjunction with other enzymes to facilitate reactions in living organisms, the authors believe it may have "acted in this capacity very early in the development of life on Earth.
Origins of life: keys to an early chemical by Liplin, Richard / Science News
BelleDerm Trim & Tone Gel also includes microbeads that carry vitamin C to promote skin firming, and coenzyme A to aid in metabolism and boost energy.
MedSurge Advances Introduces New Products to the Physician-Only ... by Business Wire
The studies evaluated AVI's NEUGENE(R) antisense compound targeting HMG coenzyme A (CoA) reductase, a liver enzyme involved in the production of cholesterol.
AVI BioPharma Presents Preclinical Data on Cholesterol-Lowering ... by Business Wire
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