2011
Estrogen enhances baroreflex sensitivity in women with low orthostatic tolerance
Wenner M, Taylor H, Haddadin A, Stachenfeld N. Estrogen enhances baroreflex sensitivity in women with low orthostatic tolerance. The FASEB Journal 2011, 25: 647.3-647.3. DOI: 10.1096/fasebj.25.1_supplement.647.3.Peer-Reviewed Original ResearchCardiovagal baroreflex sensitivityBaroreflex sensitivityLow orthostatic toleranceOrthostatic toleranceCumulative stress indexPlasma E2Endogenous sex hormone productionGnRH antagonist administrationBlood pressure responseSex hormone productionLower body negative pressure testBaseline BPAntagonist administrationBaroreflex functionSystolic BPE2 administrationOrthostatic intoleranceE2 conditionsBolus infusionHT womenNegative pressure testProgesterone concentrationsSodium nitroprussideGnRHaDay 5
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
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