2024
The effect of acute estrogen suppression on cutaneous endothelium-dependent vasodilation in women with endometriosis
Colburn A, Leone C, Alexander L, Stachenfeld N. The effect of acute estrogen suppression on cutaneous endothelium-dependent vasodilation in women with endometriosis. Physiology 2024, 39: 421. DOI: 10.1152/physiol.2024.39.s1.421.Peer-Reviewed Original ResearchEndothelium-dependent vasodilationEstrogen suppressionHealthy controlsLDF/mean arterial pressureSodium nitroprusside perfusionDose-response curveLaser Doppler flowmetryCardiovascular disease riskCutaneous vascular conductanceACh doseEndometriosis patientsPerfusion of acetylcholineMenstrual cycleIntradermal microdialysisSuppress estrogenEndothelial functionArterial pressureEndometriosisVasodilatory functionDoppler flowmetryVascular conductanceVasodilationMaximal vasodilationGraded perfusionEstrogen
2023
Comment on “Effects of biological sex and oral contraceptive pill use on cutaneous microvascular endothelial function and nitric oxide-dependent vasodilation in humans”
Colburn A, Stachenfeld N. Comment on “Effects of biological sex and oral contraceptive pill use on cutaneous microvascular endothelial function and nitric oxide-dependent vasodilation in humans”. Journal Of Applied Physiology 2023, 135: 485-486. PMID: 37541850, DOI: 10.1152/japplphysiol.00335.2023.Peer-Reviewed Original ResearchLetter to the Editor in response to: Microvascular endothelial function following the cessation of long‐term oral contraceptive pill use: A case report
Kirby N, Stachenfeld N, Alexander L. Letter to the Editor in response to: Microvascular endothelial function following the cessation of long‐term oral contraceptive pill use: A case report. Quarterly Journal Of Experimental Physiology And Cognate Medical Sciences 2023, 108: 1092-1094. PMID: 37098953, PMCID: PMC10836611, DOI: 10.1113/ep091174.Commentaries, Editorials and LettersEffects of androgen excess and body mass index on endothelial function in women with polycystic ovary syndrome
Berbrier D, Leone C, Adler T, Bender J, Taylor H, Stachenfeld N, Usselman C. Effects of androgen excess and body mass index on endothelial function in women with polycystic ovary syndrome. Journal Of Applied Physiology 2023, 134: 868-878. PMID: 36861670, DOI: 10.1152/japplphysiol.00583.2022.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeEndothelial dysfunctionEndothelial functionOvary syndromeAndrogen excessLean womenObese womenEstradiol supplementationLow flow-mediated constrictionOW/OB groupOverweight/obese womenMarked endothelial dysfunctionSevere endothelial dysfunctionFree testosterone levelsBody mass indexFlow-mediated dilation (FMD) testFree testosteroneMass indexReactive hyperemiaOB groupTestosterone levelsHealth differEndothelial pathophysiologyDysfunctionAndrogens
2022
Seven days of statin treatment improves nitric-oxide mediated endothelial-dependent cutaneous microvascular function in women with endometriosis
Dillon GA, Stanhewicz AE, Serviente C, Flores VA, Stachenfeld N, Alexander LM. Seven days of statin treatment improves nitric-oxide mediated endothelial-dependent cutaneous microvascular function in women with endometriosis. Microvascular Research 2022, 144: 104421. PMID: 35970408, PMCID: PMC9527706, DOI: 10.1016/j.mvr.2022.104421.Peer-Reviewed Original ResearchConceptsEndothelium-dependent vasodilationLaser Doppler fluxEndothelial functionCardiovascular diseaseOral atorvastatinExerts potent anti-inflammatory effectsEndothelium-dependent agonist acetylcholineShort-term statin administrationPotent anti-inflammatory effectsIntradermal microdialysis perfusionNO-dependent dilationImpaired endothelial functionMicrovascular endothelial functionCutaneous microvascular functionCutaneous vascular conductanceAnti-inflammatory effectsNO-dependent vasodilationNO synthase inhibitorDose-response curveStatin therapyAdjunctive therapyAtorvastatin treatmentCVD riskEndothelial dysfunctionStatin administrationEndothelial (Dys)function in Women With Androgen Excess Polycystic Ovary Syndrome: Effects of Body Composition and Ethinyl Estradiol Supplementation
Berbrier D, Leone C, Adler T, Bender J, Taylor H, Stachenfeld N, Usselman C. Endothelial (Dys)function in Women With Androgen Excess Polycystic Ovary Syndrome: Effects of Body Composition and Ethinyl Estradiol Supplementation. The FASEB Journal 2022, 36 DOI: 10.1096/fasebj.2022.36.s1.0r847.Peer-Reviewed Original ResearchOW/OB womenFlow-mediated dilationPolycystic ovary syndromeOB womenEndothelial functionEndothelial dysfunctionLean womenOvary syndromeEstradiol supplementationForms of PCOSConduit vessel endothelial functionOverweight/obese womenHealthy lean womenImpaired endothelial functionResult of obesityVessel endothelial functionFMD changesFMD responseObese womenFree testosteroneOb controlsReactive hyperemiaBody compositionEE supplementationDysfunction
2019
Compromised endothelial function in transgender men taking testosterone
Gulanski BI, Flannery CA, Peter PR, Leone CA, Stachenfeld NS. Compromised endothelial function in transgender men taking testosterone. Clinical Endocrinology 2019, 92: 138-144. PMID: 31765022, PMCID: PMC6957681, DOI: 10.1111/cen.14132.Peer-Reviewed Original ResearchConceptsEndothelial functionTransgender menEndothelial dysfunctionCisgender femalesClinical cardiovascular riskCardiovascular risk factorsImpaired endothelial functionEarly follicular phaseAndrogen excessCardiovascular riskVasodilatory responseCoronary arteryHormonal milieuFollicular phaseTestosterone treatmentMenstrual cycleRisk factorsFemale genderAtherosclerotic plaquesEarly signsTestosteroneTotal TSImportant markerDysfunctionMenCompromised endothelial function in transgender men taking testosterone
Stachenfeld N, Leone C, Gulanski B. Compromised endothelial function in transgender men taking testosterone. The FASEB Journal 2019, 33: 696.4-696.4. DOI: 10.1096/fasebj.2019.33.1_supplement.696.4.Peer-Reviewed Original ResearchEndothelial functionEndothelial dysfunctionBlood pressureTransgender menRisk factorsCisgender femalesCardiovascular risk factorsEarly follicular phaseSystolic blood pressureFull-text articlesTestosterone therapyAndrogen excessCardiovascular riskVasodilatory responseBlood lipidsHDL cholesterolSystolic BPLDL cholesterolCoronary arteryHormonal milieuFollicular phaseAndrogen treatmentMenstrual cycleCardiovascular diseaseAtherosclerotic plaquesAndrogens drive microvascular endothelial dysfunction in women with polycystic ovary syndrome: role of the endothelin B receptor
Usselman CW, Yarovinsky T, Steele FE, Leone CA, Taylor HS, Bender JR, Stachenfeld NS. Androgens drive microvascular endothelial dysfunction in women with polycystic ovary syndrome: role of the endothelin B receptor. The Journal Of Physiology 2019, 597: 2853-2865. PMID: 30847930, DOI: 10.1113/jp277756.Peer-Reviewed Original ResearchMeSH KeywordsAdultAndrogensCardiovascular DiseasesDihydrotestosteroneEndothelin-1Endothelium, VascularEstrogensEthinyl EstradiolFemaleGlucose Tolerance TestHumansMicrovesselsNitric OxideObesityPolycystic Ovary SyndromeReceptor, Endothelin BSkinVascular Endothelial Growth Factor AVasodilationYoung AdultConceptsPolycystic ovary syndromeCardiovascular dysfunctionEndothelial dysfunctionOvary syndromeEndothelin-1Endothelial functionNO productionAndrogen receptor-dependent mannerEndothelin-B receptor subtypeCardiovascular risk factorsMicrovascular endothelial dysfunctionMicrovascular endothelial functionCutaneous vascular conductanceB receptor subtypesEndothelin B receptorLaser Doppler flowmetryNitric oxide inhibitionReceptor-dependent mannerEndothelial cell NO productionDose-response curveVasodilating responsePCOS subjectsLean womenObese womenVascular conductance
2018
Sex differences in endothelial function important to vascular health and overall cardiovascular disease risk across the lifespan
Stanhewicz AE, Wenner MM, Stachenfeld NS. Sex differences in endothelial function important to vascular health and overall cardiovascular disease risk across the lifespan. AJP Heart And Circulatory Physiology 2018, 315: h1569-h1588. PMID: 30216121, PMCID: PMC6734083, DOI: 10.1152/ajpheart.00396.2018.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsEndothelial functionHealthy young womenCardiovascular diseaseVascular healthSex hormonesCardiovascular systemOverall cardiovascular disease riskSex differencesYoung womenAge-associated endothelial dysfunctionRenin-angiotensin systemPredictor of atherosclerosisAtherosclerotic cardiovascular diseaseCardiovascular disease riskCause of morbidityMale sex hormonesReceptor-independent mechanismVascular endothelinCVD riskEndothelial dysfunctionAge-related declineEarly decrementsFemale hormonesSimilar age-related declineCVD increasesBlood pressure predicts endothelial function and the effects of ethinyl estradiol exposure in young women
Adler TE, Usselman CW, Takamata A, Stachenfeld NS. Blood pressure predicts endothelial function and the effects of ethinyl estradiol exposure in young women. AJP Heart And Circulatory Physiology 2018, 315: h925-h933. PMID: 29906227, DOI: 10.1152/ajpheart.00188.2018.Peer-Reviewed Original ResearchMeSH KeywordsAdiposityAdministration, OralAdolescentAdultAntihypertensive AgentsArterial PressureBrachial ArteryDrug Administration ScheduleEndothelium, VascularEthinyl EstradiolExercise TestFemaleHand StrengthHumansHypertensionIschemiaObesityTime FactorsTreatment OutcomeVasodilator AgentsYoung AdultConceptsEthinyl estradiol administrationEndothelial functionBlood pressureEstradiol administrationEthinyl estradiol exposureEndothelial dysfunctionShear stress stimulusEndothelial impairmentEstradiol exposureHBP groupExercise responseNBP groupFlow-mediated dilation responseHigh blood pressure groupYoung womenIschemic handgrip exerciseOral ethinyl estradiolOvert cardiovascular dysfunctionBlood pressure groupFlow-mediated dilationNormal blood pressureHigh blood pressureMild hypertensionFMD responseHandgrip exerciseBlood Pressure Predicts Endothelial Function and Effect of Ethinyl Estradiol in Young Obese and Lean Women
Adler T, Usselman C, Takamata A, Stachenfeld N. Blood Pressure Predicts Endothelial Function and Effect of Ethinyl Estradiol in Young Obese and Lean Women. The FASEB Journal 2018, 32: 713.3-713.3. DOI: 10.1096/fasebj.2018.32.1_supplement.713.3.Peer-Reviewed Original ResearchElevated blood pressureHigh blood pressureBlood pressureEndothelial functionEthinyl estradiol treatmentEndothelial dysfunctionFMD responseHealthy womenEstradiol treatmentAmerican Heart Association guidelinesNew American Heart Association guidelinesIschemic handgrip exerciseHeart Association guidelinesYoung healthy womenFull-text articlesShear stress stimulusRH-FMDMild hypertensionHandgrip exerciseLean womenVasodilatory responseHyperemic responseAssociation guidelinesCardiovascular diseaseEthinyl estradiol
2017
Microvascular endothelial function in lean versus obese women with polycystic ovary syndrome: role of the endothelin B receptor
Usselman C, Taylor H, Stachenfeld N. Microvascular endothelial function in lean versus obese women with polycystic ovary syndrome: role of the endothelin B receptor. The FASEB Journal 2017, 31 DOI: 10.1096/fasebj.31.1_supplement.691.5.Peer-Reviewed Original ResearchPolycystic ovary syndromeLean polycystic ovary syndromeObese PCOS womenCutaneous vascular conductanceNitric oxide inhibitionObese womenET-1PCOS womenOvary syndromeVasodilatory responseEndothelial functionOxide inhibitionEndothelin receptor subtype BObese polycystic ovary syndromeIntradermal microdialysis perfusionCardiovascular risk factorsMicrovascular endothelial functionPlasma endothelin-1Adverse cardiovascular outcomesAmerican Heart AssociationEndothelin B receptorLaser Doppler flowmetryDose-response curveCardiovascular outcomesIndependent vasodilationRelationship between body mass index and endothelial dysfunction in women with and without polycystic ovary syndrome
Adler T, Usselman C, Anaeto L, Schapiro R, Steele F, Toffoloni N, Takamata A, Taylor H, Stachenfeld N. Relationship between body mass index and endothelial dysfunction in women with and without polycystic ovary syndrome. The FASEB Journal 2017, 31 DOI: 10.1096/fasebj.31.1_supplement.691.8.Peer-Reviewed Original ResearchPolycystic ovary syndromeEndothelial dysfunctionOvary syndromeFlow-mediated dilation responseSympathetic nervous system activationCardiovascular disease riskBody mass indexFlow-mediated dilation (FMD) testAmerican Heart AssociationMinutes of occlusionNervous system activationRotterdam criteriaFMD responseBrachial arteryEndothelial functionEndothelial healthHealthy womenHyperemic responseMass indexSuprasystolic pressureControl womenHeart AssociationInsulin resistanceClinical indicesReproductive age
2016
The molecular actions of oestrogen in the regulation of vascular health
Usselman CW, Stachenfeld NS, Bender JR. The molecular actions of oestrogen in the regulation of vascular health. Quarterly Journal Of Experimental Physiology And Cognate Medical Sciences 2016, 101: 356-361. PMID: 26778523, PMCID: PMC4947570, DOI: 10.1113/ep085148.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsAction of estrogenVascular healthFunctional outcomeHormone therapy trialsNormal endothelial functionVascular smooth muscleMembrane-bound estrogen receptorMolecular actionsPremenopausal womenEndothelial functionEstrogen actionCardiovascular diseaseEstrogen receptorSmooth muscleBeneficial actionsTherapy trialsEstrogenExperimental animalsVascular structuresFindings of studiesVasculatureWomenHealthMolecular mechanismsOutcomesSex hormone effects on autonomic and endothelial function
Stachenfeld NS. Sex hormone effects on autonomic and endothelial function. Quarterly Journal Of Experimental Physiology And Cognate Medical Sciences 2016, 101: 347-348. PMID: 27511123, DOI: 10.1113/ep085720.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
2011
Sex differences in endothelial function in the microvasculature: effects of PCOS
Stachenfeld N, Wenner M, Taylor H. Sex differences in endothelial function in the microvasculature: effects of PCOS. The FASEB Journal 2011, 25: 837.2-837.2. DOI: 10.1096/fasebj.25.1_supplement.837.2.Peer-Reviewed Original ResearchPolycystic ovary syndromeETB receptorsEffects of PCOSHeart disease riskLaser Doppler flowmetrySkin blood flowNormal reproductive functionDose-response curveEndothelial dysfunctionOvary syndromeVasoconstrictive responseVasodilatory responseEndothelial functionCutaneous microvasculatureETA receptorsHealthy womenAntagonist infusionDoppler flowmetrySmooth muscleBlood flowReceptor AReproductive functionDisease riskWomenReceptors