activated choline -->
cytidine diphosphocholine
medical dictionary

An intermediate in the formation of phosphatidylcholine (lecithin); formed by the action of cytidine 5'-triphosphate on phosphocholine, linking the choline phosphate group to the alpha-phosphate of the cytidine 5'-triphosphate to give a pyrophosphate.

Synonyms: activated choline, cytidine diphosphate choline.

Abbreviation: CDP-choline

(05 Mar 2000)