2010
Peripheral microvascular responses to norepinephrine in women with orthostatic intolerance
Wenner M, Taylor H, Stachenfeld N. Peripheral microvascular responses to norepinephrine in women with orthostatic intolerance. The FASEB Journal 2010, 24: 991.17-991.17. DOI: 10.1096/fasebj.24.1_supplement.991.17.Peer-Reviewed Original ResearchCumulative stress indexVasoconstrictor responsesAdrenergic responseMaximal lower body negative pressureLower body negative pressurePeripheral microvascular responseEffects of estradiolBody negative pressureFemale sex hormonesSkin blood flowEndogenous E2GnRH antagonistNE infusionDaily administrationMicrovascular responsesCutaneous microvasculatureOrthostatic intoleranceOrthostatic toleranceSex hormonesBlood flowSkin microvasculatureAdrenergic stimulationDay 4Hormone treatmentDay 13
2007
Exogenous oestradiol and progesterone administration does not cause oedema in healthy young women
Stachenfeld NS, Taylor HS. Exogenous oestradiol and progesterone administration does not cause oedema in healthy young women. Clinical Endocrinology 2007, 66: 410-418. PMID: 17302877, DOI: 10.1111/j.1365-2265.2007.02748.x.Peer-Reviewed Original ResearchConceptsExtracellular fluid volumeTranscapillary albumin escape rateGonadotropin-releasing hormone antagonistPmol/Plasma renin activitySerum aldosterone concentrationHealthy young womenAlbumin escape rateRenin activityAldosterone concentrationGnRH antagonistHealthy womenProgesterone administrationExogenous oestradiolIntravascular volumeHormone antagonistProgesterone increaseDay 2Day 5Hormone treatmentOestradiolDay 13Extravascular componentOncotic pressureYoung women
2006
Effects of estradiol and medroxyprogesterone acetate on flow mediated dilation in young women
Meendering J, Torgrimson B, Kaplan P, Stachenfeld N, Minson C. Effects of estradiol and medroxyprogesterone acetate on flow mediated dilation in young women. The FASEB Journal 2006, 20: a301-a301. DOI: 10.1096/fasebj.20.4.a301-c.Peer-Reviewed Original ResearchMedroxyprogesterone acetateDay 5Day 10Gonadotropin-releasing hormone antagonistBaseline brachial artery diameterYoung womenEndothelial-dependent vasodilationBrachial artery diameterPreliminary dataMedical Research FoundationIndependent vasodilationDependent vasodilationBrachial arteryNitroglycerin administrationGnRHa administrationMPA administrationArtery diameterHormone antagonistEndogenous estrogensGnRHaVessel responsivenessDay 4Hormone treatmentAcute affectsE2
2003
Oestrogen effects on urine concentrating response in young women
Stachenfeld NS, Taylor HS, Leone CA, Keefe DL. Oestrogen effects on urine concentrating response in young women. The Journal Of Physiology 2003, 552: 869-880. PMID: 12923212, PMCID: PMC2343447, DOI: 10.1113/jphysiol.2003.046920.Peer-Reviewed Original ResearchConceptsAVP infusionRenal sensitivityHormone treatmentDistal tubular sodium reabsorptionRenal free water clearanceRenal fluid retentionTubular sodium reabsorptionFree water clearancePlasma AVP concentrationArginine vasopressin releaseRate of clearancePhysiological rangeOE2 treatmentSodium excretionGnRHa administrationSodium reabsorptionEstrogen effectsEstrogen treatmentFluid retentionLeuprolide acetateWater clearanceRenal waterAVP concentrationVasopressin releaseUrine osmolality
2002
Estrogen effects on osmotic regulation of AVP and fluid balance
Stachenfeld NS, Keefe DL. Estrogen effects on osmotic regulation of AVP and fluid balance. AJP Endocrinology And Metabolism 2002, 283: e711-e721. PMID: 12217888, DOI: 10.1152/ajpendo.00192.2002.Peer-Reviewed Original ResearchConceptsHormone treatmentEstrogen effectsPlasma renin activityFree water clearanceEnd of recoveryIntrarenal effectsRenal sensitivityRenin activitySodium excretionFractional excretionAVP increaseSodium retentionFluid retentionLeuprolide acetateWater clearanceEndogenous estrogensAldosterone stimulationFluid balanceGnRHaNaCl infusionPg/EstrogenAVPProgesteroneExcretion