antipellagra vitamin
nicotinic acid ic`o*tin"ic ac"id, n. (Chem.) An organic acid ({C6H5NO2}), a carboxylated derivative of pyridine, obtained by the oxidation of nicotine; called also {niacin} and {antipellagra vitamin}, and {vitamin B5}. Chemically it is 3-pyridinecarboxylic acid.

Note: It is a cofactor in several enzymatic reactions, and is used to prevent a pellagra-like disease in dogs. --[MI11]

Syn: 3-pyridinecarboxylic acid, niacin, antipellagra vitamin. [1913 Webster +PJC]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • antipellagra vitamin — niacin iacin n. A B vitamin (vitamin B5) essential for the normal function of the nervous system and the gastrointestinal tract. Called also {nicotinic acid} and {antipellagra vitamin}. Chemical formula {C6H5NO2}, chemically it is 3… …   The Collaborative International Dictionary of English

  • vitamin B5 — nicotinic acid ic o*tin ic ac id, n. (Chem.) An organic acid ({C6H5NO2}), a carboxylated derivative of pyridine, obtained by the oxidation of nicotine; called also {niacin} and {antipellagra vitamin}, and {vitamin B5}. Chemically it is 3… …   The Collaborative International Dictionary of English

  • C6H5NO2 — nicotinic acid ic o*tin ic ac id, n. (Chem.) An organic acid ({C6H5NO2}), a carboxylated derivative of pyridine, obtained by the oxidation of nicotine; called also {niacin} and {antipellagra vitamin}, and {vitamin B5}. Chemically it is 3… …   The Collaborative International Dictionary of English

  • niacin — nicotinic acid ic o*tin ic ac id, n. (Chem.) An organic acid ({C6H5NO2}), a carboxylated derivative of pyridine, obtained by the oxidation of nicotine; called also {niacin} and {antipellagra vitamin}, and {vitamin B5}. Chemically it is 3… …   The Collaborative International Dictionary of English

  • nicotinic acid — ic o*tin ic ac id, n. (Chem.) An organic acid ({C6H5NO2}), a carboxylated derivative of pyridine, obtained by the oxidation of nicotine; called also {niacin} and {antipellagra vitamin}, and {vitamin B5}. Chemically it is 3 pyridinecarboxylic acid …   The Collaborative International Dictionary of English

  • C6H5NO2 — niacin iacin n. A B vitamin (vitamin B5) essential for the normal function of the nervous system and the gastrointestinal tract. Called also {nicotinic acid} and {antipellagra vitamin}. Chemical formula {C6H5NO2}, chemically it is 3… …   The Collaborative International Dictionary of English

  • niacin — iacin n. A B vitamin (vitamin B5) essential for the normal function of the nervous system and the gastrointestinal tract. Called also {nicotinic acid} and {antipellagra vitamin}. Chemical formula {C6H5NO2}, chemically it is 3 pyridinecarboxylic… …   The Collaborative International Dictionary of English

  • nicotinic acid — niacin iacin n. A B vitamin (vitamin B5) essential for the normal function of the nervous system and the gastrointestinal tract. Called also {nicotinic acid} and {antipellagra vitamin}. Chemical formula {C6H5NO2}, chemically it is 3… …   The Collaborative International Dictionary of English

  • Nicotinamid — Strukturformel Allgemeines Trivialname Nicotinamid Andere N …   Deutsch Wikipedia

  • Conrad Elvehjem — Born May 27, 1901(1901 05 27) McFarland, Wisconsin …   Wikipedia

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