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 Research
2015
Peripheral Microvascular Vasodilatory Response to Estradiol and Genistein in Women with Insulin Resistance
Wenner MM, Taylor HS, Stachenfeld NS. Peripheral Microvascular Vasodilatory Response to Estradiol and Genistein in Women with Insulin Resistance. Microcirculation 2015, 22: 391-399. PMID: 25996650, PMCID: PMC4506724, DOI: 10.1111/micc.12208.Peer-Reviewed Original ResearchConceptsL-NMMAMicrovascular vasodilationHealthy womenVasodilatory responsivenessLocal cutaneous heatingMicrovascular vasodilatory functionMicrovascular vasodilatory responsesBeat blood pressureHealthy young womenLaser Doppler flowmetryHeat-induced vasodilationMicrovascular responsivenessVascular effectsVasodilatory responseBlood pressureMicrovascular functionVasodilatory functionCutaneous heatingInsulin resistanceCutaneous circulationDoppler flowmetryGEN exposureInteraction of E2VasodilationMicrodialysis perfusion
2014
Dichotomous estradiol and genistein effects on cutaneous endothelium‐dependent vasodilation in women with and without insulin resistance (678.6)
Wenner M, Taylor H, Stachenfeld N. Dichotomous estradiol and genistein effects on cutaneous endothelium‐dependent vasodilation in women with and without insulin resistance (678.6). The FASEB Journal 2014, 28 DOI: 10.1096/fasebj.28.1_supplement.678.6.Peer-Reviewed Original ResearchEndothelial-dependent dilationInsulin-resistant womenCutaneous vascular conductanceL-NMMAHealthy womenGenistein effectsEndothelium-dependent vasodilationLaser Doppler flowmetryResistant womenVascular conductanceE2 effectsInsulin resistanceMicrodialysis infusionDependent dilationDoppler flowmetryGEN effectsWomenE2National InstituteGrant funding sourcesC heatingCVCmaxVasodilationCardioprotectionFlowmetry
2013
Androgens influence microvascular dilation in PCOS through ET-A and ET-B receptors
Wenner MM, Taylor HS, Stachenfeld NS. Androgens influence microvascular dilation in PCOS through ET-A and ET-B receptors. AJP Endocrinology And Metabolism 2013, 305: e818-e825. PMID: 23921139, PMCID: PMC3798701, DOI: 10.1152/ajpendo.00343.2013.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeET-B receptorsMicrovascular dilationHeat-induced vasodilationReceptor inhibitionET-B receptor antagonistGonadotropin-releasing hormone antagonistLaser Doppler flowmetryAndrogen suppressionOvary syndromeVascular dysfunctionHealthy womenT administrationEnhanced vasodilationHormone antagonistReceptor antagonistCutaneous microdialysisDoppler flowmetryTestosterone effectsSubtype receptorsVasodilationDay 8WomenDilationGnRHantETA subtype receptor sensitivity to testosterone contributes to microvascular dysfunction in PCOS
Stachenfeld N, Wenner M, Taylor H. ETA subtype receptor sensitivity to testosterone contributes to microvascular dysfunction in PCOS. The FASEB Journal 2013, 27: 1133.10-1133.10. DOI: 10.1096/fasebj.27.1_supplement.1133.10.Peer-Reviewed Original ResearchPolycystic ovary syndromeCutaneous vascular conductanceHeat-induced vasodilationEndothelium-mediated vasodilationETB receptor antagonistLaser Doppler flowmetryETA blockadeTestosterone contributesEndothelial dysfunctionOvary syndromeVascular conductanceVasoconstrictor toneETA receptorsHormone antagonistReceptor antagonistMicrodialysis infusionSex hormonesDoppler flowmetryReceptor mechanismsReceptor sensitivityDay 8Day 4VasodilationDysfunctionAntagonist