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
1983
Evidence for bidirectional net movement of creatinine in the rat kidney
Namnum P, Insogna K, Baggish D, Hayslett JP. Evidence for bidirectional net movement of creatinine in the rat kidney. American Journal Of Physiology 1983, 244: f719-f723. PMID: 6859263, DOI: 10.1152/ajprenal.1983.244.6.f719.Peer-Reviewed Original ResearchConceptsGlomerular filtration rateCreatinine levelsConscious ratsPlasma creatinineFiltration ratePlasma creatinine levelsElevated plasma creatinineInulin clearance ratioIntravenous infusionEndogenous creatinineCreatinineAnesthetized animalsRenal tubulesNet secretionReliable markerRat kidneyRatsMetabolic studiesClearance ratioTest substancesCreatinine transportInfusion