1997
Mechanism of attenuated thirst in aging: role of central volume receptors
Stachenfeld N, DiPietro L, Nadel E, Mack G. Mechanism of attenuated thirst in aging: role of central volume receptors. American Journal Of Physiology 1997, 272: r148-r157. PMID: 9039003, DOI: 10.1152/ajpregu.1997.272.1.r148.Peer-Reviewed Original ResearchConceptsCentral blood volume expansionBlood volume expansionYoung subjectsOlder subjectsPlasma volumePlasma atrial natriuretic peptide concentrationAtrial natriuretic peptide concentrationsThirst ratingsOlder peopleFractional sodium excretionPlasma renin activityArterial blood pressureNatriuretic peptide concentrationsCentral volume expansionMin of headWater perfusion suitAd libitum water intakeAldosterone concentrationRenin activitySodium excretionArterial baroreceptorsArterial pressureBlood pressureRenal responseVolume receptors
1996
Fluid balance and renal response following dehydrating exercise in well-trained men and women
Stachenfeld N, Gleim G, Zabetakis P, Nicholas J. Fluid balance and renal response following dehydrating exercise in well-trained men and women. European Journal Of Applied Physiology 1996, 72: 468-477. PMID: 8925818, DOI: 10.1007/bf00242277.Peer-Reviewed Original ResearchConceptsPlasma renin activityEnd of exerciseSodium handlingMin postexerciseEarly recoveryFluid balanceLow plasma renin activityRenal free water clearancePlasma volumeFractional sodium excretionPlasma osmolalityFree water clearanceOverall fluid balanceMin of recoveryFluid-regulating hormonesRenin activitySodium excretionSerum aldosteroneNorepinephrine concentrationsRenal responseWater clearanceRenal waterAnaerobic thresholdWater reabsorptionWomen