2025
[Association of urine cadmium levels with thyroid hormone levels among middle-aged and older adults aged 40-89 years in selected areas of China].
Wu C, Wang X, Chen Y, Li Z, Zhang Y, Wei Y, Wu B, Zhang W, Yang Z, Dong X, Hao R, Ye X, Wei L, Qu Y, Chu H, Lyu Y, Zhu Y, Xu D, Shi X. [Association of urine cadmium levels with thyroid hormone levels among middle-aged and older adults aged 40-89 years in selected areas of China]. Chinese Preventive Medicine 2025, 59: 209-215. PMID: 39938993, DOI: 10.3760/cma.j.cn112150-20240625-00500.Peer-Reviewed Original ResearchConceptsThyroid hormone levelsRestricted cubic splinesUrinary cadmium levelsHormone levelsUrinary cadmiumFasting venous bloodAssociated with T3Dose-response relationshipMiddle-agedMidstream urineCadmium levelsUrine cadmium levelsMixed effects modelsLinear mixed effects modelsPositive nonlinear associationOlder adultsMulti-stage stratified random sampling methodPhysical examinationUrinary creatinineVenous bloodDietary frequencyDisease statusEffects modelOne-unit increaseCubic splines
2013
Dietary Protein-Induced Increases in Urinary Calcium Are Accompanied by Similar Increases in Urinary Nitrogen and Urinary Urea: A Controlled Clinical Trial
Bihuniak JD, Simpson CA, Sullivan RR, Caseria DM, Kerstetter JE, Insogna KL. Dietary Protein-Induced Increases in Urinary Calcium Are Accompanied by Similar Increases in Urinary Nitrogen and Urinary Urea: A Controlled Clinical Trial. Journal Of The Academy Of Nutrition And Dietetics 2013, 113: 447-451. PMID: 23438496, PMCID: PMC5868414, DOI: 10.1016/j.jand.2012.11.002.Peer-Reviewed Original ResearchConceptsBone turnover markersDietary protein intakeUrinary creatinineUrinary calciumProtein intakeUrinary ureaTurnover markersUrinary nitrogenNutrition intervention trialMaltodextrin controlPostmenopausal womenIntervention trialsClinical trialsUrinary metabolitesCreatinineDay 0Whey supplementationWhey supplementsIntakeSample t-testSimilar increaseTrialsT-testSupplementationMarkers
2008
Simultaneous determination of uric acid metabolites allantoin, 6-aminouracil, and triuret in human urine using liquid chromatography–mass spectrometry
Kim KM, Henderson GN, Frye RF, Galloway CD, Brown NJ, Segal MS, Imaram W, Angerhofer A, Johnson RJ. Simultaneous determination of uric acid metabolites allantoin, 6-aminouracil, and triuret in human urine using liquid chromatography–mass spectrometry. Journal Of Chromatography B 2008, 877: 65-70. PMID: 19081307, PMCID: PMC2684329, DOI: 10.1016/j.jchromb.2008.11.029.Peer-Reviewed Original ResearchConceptsUric acidUrinary metabolitesOxidative stressSelected-reaction monitoringUrinary creatinineNormal individualsNitric oxideUrine samplesLiquid chromatography-mass spectrometryBiological samplesPositive ion modeTandem mass spectrometry methodHigh-performance liquid chromatographyMass spectrometry methodChromatography-mass spectrometryUrineInter-day precisionMetabolitesUrinary allantoinIon modeLC-MS/MS analysisHuman urineGradient HPLCMost mammalsSpectrometry method
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