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the carboxylic acid derived by oxidation of choline; it acts as a transmethylating metabolic intermediate and is used in the treatment of homocystinuria. The hydrochloride salt is used as a gastric acidifier.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
be·ta·ine(bē'tă-īn), Avoid the mispronunciation bē'tān.
1. An oxidation product of choline and a transmethylating intermediate in metabolism.
2. A class of compounds related to betaine. (1) (that is, R3N+-CHR'-COO-), for example, glycine betaine.
Synonym(s): glycine betaine
Farlex Partner Medical Dictionary © Farlex 2012
1. A sweet-tasting crystalline alkaloid, C5H11NO2, found in sugar beets and other plants, used to treat certain metabolic disorders, especially an enzyme defect that causes excessive levels of homocysteine in the blood and urine.
2. Any of several alkaloids with similar structures.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
An oxidation product of choline and a transmethylating intermediate in metabolism.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012