| slovo | definícia |
niacin
(encz) | niacin,niacin |
niacin
(czen) | niacin,niacin |
niacin
(gcide) | niacin \niacin\ 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
acid.
Syn: nicotinic acid.
[WordNet 1.5] |
niacin
(gcide) | nicotinic acid \nic`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] |
niacin
(wn) | niacin
n 1: a B vitamin essential for the normal function of the
nervous system and the gastrointestinal tract [syn:
niacin, nicotinic acid] |
| | podobné slovo | definícia |
niacinamide
(gcide) | niacinamide \niacinamide\ n.
The amide of niacin (nicotinic acid), called also
nicotinamide. It was at one time called vitamin B3, and
can function to relieve nicotinic acid deficiency. Chemical
formula C6H6N2O, chemically it is 3-pyridinecarboxamide.
Syn: nicotinic acid amide, nicotinamide.
[PJC] |
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