Nicotinamide metabolites

ID158
NameNicotinamide metabolites
Synonyms[Vitamin B3] /
StructureThumb
Description
GroupPyridines
Sub-groupPyridines
Exposure sourceDiet
UseVitamins
CAS number
PubChem ID
ChEBI ID
FooDB ID
HMDB ID

Biomarker measurements

Biomarker concentration values

IDParent IDDepthSubject groupPopulationCountryCountry codeCohortTime definitionBiospecimenAnalytical methodBiomarkerBiomarker detailMeasurement sizeDetected (nb)Detected (%)Detected only?Arithmethic meanArithmethic SDGeometric meanGeometric SDMinMin (detected)Percentile_05Percentile_10Percentile_25MedianPercentile_75Percentile_90Percentile_95MaxInterquartile rangeMean 95% CI lowerMean 95% CI upperGMean 95% CI lowerGMean 95% CI upperUnitConverted arithmetic meanConverted geometric meanConverted medianAdjustment typeAdjusted onRegressed onExpressed asPublication
11150AllElementary-school childrenJapanJPbaselineUrine, 24-hHPLCNicotinamide metabolitesN-Methyl-2-pyridone-5-carboxamide
N-Methyl-4-pyridone-3-carboxamide
N-Methylnicotinamide
Nicotinamide
10865.627.6umol/day65.6 umol/dayCrudeTsuji 2011
13180AllUniversity studentsJapanJPbaselineUrine, 24-hHPLCNicotinamide metabolitesN-Methyl-2-pyridone-5-carboxamide
N-Methyl-4-pyridone-3-carboxamide
N-Methylnicotinamide
Nicotinamide
14884.528.1umol/day84.5 umol/dayCrudeTsuji 2010
17830AllElderly womenJapanJPDay 4Urine, 24-hHPLCNicotinamide metabolitesN-Methyl-2-pyridone-5-carboxamide
N-Methyl-4-pyridone-3-carboxamide
N-Methylnicotinamide
Nicotinamide
3589.730.8umol/day89.7 umol/dayCrudeTsuji 2010

Intake values

No data available

Correlation values

Reproducibility values

IDMst. IDSubject groupPopulationCountryCountry codeCohortTime definitionBiological specimenExperimental methodBiomarkerBiomarker detailArithmetic meanGeometric meanMedianUnitAdjusted onReproducibility sizeICCICC 95% CI lowerICC 95% CI upperCV% WSCV% BSVAR WSVAR BSPublication
66219119MalesCollege students consuming a semi-purified diet with water-soluble vitaminsJapanJPbaseline; 1 day; 2 days; 3 days; 4 days; 5 days; 6 daysUrine, 24-hHPLCNicotinamide metabolitesmmol/L1021.350.1Shibata 2009
68019137FemalesCollege students consuming a semi-purified diet with water-soluble vitaminsJapanJPbaseline; 1 day; 2 days; 3 days; 4 days; 5 days; 6 daysUrine, 24-hHPLCNicotinamide metabolitesmmol/L1019.840.2Shibata 2009