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Cofactor

Definition(s)

Any nonprotein substance required by a protein for biological activity, such as prosthetic groups of coenzymes, which are not consumed in the process and are found unchanged at the end of the reaction.

Definition from: CRISP Thesaurus via Unified Medical Language SystemThis link leads to a site outside Genetics Home Reference. at the National Library of Medicine

1) A substance that acts with another substance to bring about certain effects; 2) Something (as a diet or virus) that acts with or aids another factor in causing disease.

Definition from: Merriam-Webster's Medical DictionaryThis link leads to a site outside Genetics Home Reference. by Merriam-Webster Inc.

See also Understanding Medical Terminology.

 
Published: December 16, 2014