2009
Sex hormone effects on body fluid and sodium regulation in women with and without exercise-associated hyponatremia
Stachenfeld NS, Taylor HS. Sex hormone effects on body fluid and sodium regulation in women with and without exercise-associated hyponatremia. Journal Of Applied Physiology 2009, 107: 864-872. PMID: 19556454, DOI: 10.1152/japplphysiol.91211.2008.Peer-Reviewed Original ResearchConceptsExercise-associated hyponatremiaSodium lossGonadotropin-releasing hormone antagonistPeak oxygen consumptionMin of exerciseHistory of hyponatremiaHigh water intakeGnRH-antFluid retentionHormone antagonistProgesterone exposureEndurance exerciseDay 4Hormone effectsDay 13HyponatremiaSodium regulationHormone conditionsWomenHypoWater intakeOxygen consumptionProgesteroneExerciseLittle fall
2008
Sex Hormone Effects on Body Fluid Regulation
Stachenfeld NS. Sex Hormone Effects on Body Fluid Regulation. Exercise And Sport Sciences Reviews 2008, 36: 152-159. PMID: 18580296, PMCID: PMC2849969, DOI: 10.1097/jes.0b013e31817be928.Peer-Reviewed Original Research
2004
Responses to a Saline Load in Gonadotropin-Releasing Hormone Antagonist-Pretreated Premenopausal Women Receiving Progesterone or Estradiol-Progesterone Therapy
Stachenfeld NS, Keefe DL, Taylor HS. Responses to a Saline Load in Gonadotropin-Releasing Hormone Antagonist-Pretreated Premenopausal Women Receiving Progesterone or Estradiol-Progesterone Therapy. The Journal Of Clinical Endocrinology & Metabolism 2004, 90: 386-394. PMID: 15486051, DOI: 10.1210/jc.2004-0941.Peer-Reviewed Original ResearchConceptsSodium regulationOvarian hyperstimulation syndromeEffects of estradiolMin of restImportant clinical implicationsHyperstimulation syndromeSodium excretionGnRH antagonistRenal diseaseSodium loadIsotonic salineClinical implicationsSyndromeReproductive syndromeSubjectsPreeclampsiaGnRHGroupEstradiolProgesteroneAntagonistExcretionDiseaseAdministrationSaline
2001
Selected Contribution: Sex differences in osmotic regulation of AVP and renal sodium handling
Stachenfeld N, Splenser A, Calzone W, Taylor M, Keefe D. Selected Contribution: Sex differences in osmotic regulation of AVP and renal sodium handling. Journal Of Applied Physiology 2001, 91: 1893-1901. PMID: 11568177, DOI: 10.1152/jappl.2001.91.4.1893.Peer-Reviewed Original ResearchConceptsSystolic blood pressureBlood pressureMenstrual phaseBasal plasma AVP concentrationGreater systolic blood pressurePressure-natriuresis curveRenal sodium handlingPlasma osmolalityPlasma AVP concentrationMin of restMidluteal menstrual phasesBasal plasma osmolalitySex differencesSodium handlingPulse pressureBody wtAVP concentrationAVP releaseNaCl infusionHormone responseMenWomenGreater sensitivityBody waterOsmolality
1999
Effects of oral contraceptives on body fluid regulation
Stachenfeld N, Silva C, Keefe D, Kokoszka C, Nadel E. Effects of oral contraceptives on body fluid regulation. Journal Of Applied Physiology 1999, 87: 1016-1025. PMID: 10484572, DOI: 10.1152/jappl.1999.87.3.1016.Peer-Reviewed Original ResearchConceptsBody fluid regulationLuteal phaseHighest plasma estradiol concentrationFluid regulationOral contraceptive administrationBody fluid retentionPlasma estradiol concentrationsMidluteal menstrual phasesBody fluid balanceArginine vasopressin concentrationBasal plasma osmolalityExercise dehydrationOral contraceptivesContraceptive administrationBody water balanceFluid retentionFollicular phaseEstradiol concentrationsAVP releaseMenstrual phaseFluid balanceVasopressin concentrationCrossover designThirst stimulationPlasma osmolalityPhysiological variability of fluid-regulation hormones in young women
Stachenfeld N, DiPietro L, Kokoszka C, Silva C, Keefe D, Nadel E. Physiological variability of fluid-regulation hormones in young women. Journal Of Applied Physiology 1999, 86: 1092-1096. PMID: 10066728, DOI: 10.1152/jappl.1999.86.3.1092.Peer-Reviewed Original ResearchConceptsPlasma renin activityEarly follicular phaseFollicular phaseMenstrual phaseMenstrual phase-related differencesAtrial natriuretic peptideDifferent menstrual phasesMean hormone concentrationsRenin activityNatriuretic peptideMidluteal phaseMenstrual cycleHormonal variablesPlasma concentrationsLuteal phaseHormone concentrationsPhase-related differencesYoung womenHormoneCronbach's alphaRehydration periodRestingAlphaMean concentrationPhysiological variability
1998
Estrogen influences osmotic secretion of AVP and body water balance in postmenopausal women
Stachenfeld N, Dipietro L, Palter S, Nadel E. Estrogen influences osmotic secretion of AVP and body water balance in postmenopausal women. American Journal Of Physiology 1998, 274: r187-r195. PMID: 9458917, DOI: 10.1152/ajpregu.1998.274.1.r187.Peer-Reviewed Original ResearchConceptsMin of drinkingPg/Body water balanceHypertonic salineFractional sodium excretionPlasma aldosterone concentrationRenal sodium reabsorptionFree water clearancePlasma estradiol concentrationsHypertonic saline infusionHigh E2 statesWater ad libitumMosmol/kgH2OAldosterone concentrationPostmenopausal womenSodium excretionPlacebo administrationUrine outputAVP secretionSodium reabsorptionFluid retentionE2 treatmentEstradiol concentrationsWater clearanceSaline infusion
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