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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1992-9-25
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pubmed:abstractText |
Assay of N1-MNA was conducted in 96 urine samples using two methodological variants with external and internal N1-MNA standards. Basing on significant fluctuations of the percent of detecting N1-MNA added to urine, the necessity of using the internal standard was proved. A significant (up to 30%) overestimating of the values in using the external standard makes difficult revealing niacin deficiency. It has been recommended that NAD preparation be used as an internal standard in NAD + NADP assay in the blood, that permits one to simplify significantly the counting and to avoid the universal coefficient (used in literature) of recalculating N1-MNA fluorescence to nicotinamide coenzyme fluorescence because this coefficient is not a constant value.
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pubmed:language |
rus
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0042-8833
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
62-7
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:1387493-Animals,
pubmed-meshheading:1387493-Brain Chemistry,
pubmed-meshheading:1387493-Erythrocytes,
pubmed-meshheading:1387493-Fluorescence,
pubmed-meshheading:1387493-Humans,
pubmed-meshheading:1387493-Liver,
pubmed-meshheading:1387493-NAD,
pubmed-meshheading:1387493-NADP,
pubmed-meshheading:1387493-Niacinamide,
pubmed-meshheading:1387493-Rats
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pubmed:articleTitle |
[Determination of N'methylnicotinamide and nicotine coenzymes in biological in biological media by the fluorescent method].
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pubmed:publicationType |
Journal Article,
Comparative Study,
English Abstract
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