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vitamin B1, a component of the B complex group of vitamins, found in various foodstuffs and present in the free state in blood plasma and cerebrospinal fluid. Deficiency results in neurological symptoms, cardiovascular dysfunction, edema, and reduced intestinal motility. See also vitamin.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A heat-labile and water-soluble vitamin contained in milk, yeast, and in the germ and husk of grains; also artificially synthesized; essential for growth; a deficiency of thiamin is associated with beriberi and Wernicke-Korsakoff syndrome.
Synonym(s): aneurine, antiberiberi factor, antiberiberi vitamin, antineuritic factor, antineuritic vitamin, thiamine, vitamin B1
[thia- + vitamin]
Farlex Partner Medical Dictionary © Farlex 2012
thiamine(thī′ə-mĭn, -mēn′) also
A vitamin, C12H17ClN4OS, of the vitamin B complex, found in meat, yeast, and the bran coat of grains, and necessary for carbohydrate metabolism and normal neural activity. Also called vitamin B1.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
thiaminA water-soluble B vitamin that is a necessary cofactor in alpha-keto decarboxylation, links glycolysis with the Krebs cycle (tricarboxylic acid cycle, the main source of energy in mammals), and is critical in the production of cyclic guanosine monophosphate. Thiamin aids in digestion; improves tolerance to pain; is useful against psoriasis, shingles and seborrhoeic dermatitis; and reduces gastric acidity. Absence of thiamin results in malnutrition, softened bones and mental depression.
Grains, yeast and animal viscera.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
thiamineVitamin B1. The drug is on the WHO official list. See also VITAMINS.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
A B vitamin essential for the body to process carbohydrates and fats. Alcoholics may suffer complications (including Wernike-Korsakoff syndrome) from a deficiency of this vitamin.
Mentioned in: Alcohol-Related Neurologic Disease
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.