2023
Effects 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
Endothelial (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
2020
Factors associated with study protocol adherence and bio banking participation in reproductive medicine clinical trials and their relationship to live birth
Engmann L, Sun F, Legro RS, Diamond MP, Zhang H, Santoro N, Bartlebaugh C, Dodson W, Estes S, Ober J, Brzyski R, Easton C, Hernandez A, Leija M, Pierce D, Robinson R, Awonuga A, Cedo L, Cline A, Collins K, Krawetz S, Puscheck E, Singh M, Yoscovits M, Barnhart K, Coutifaris C, Lecks K, Martino L, Marunich R, Snyder P, Alvero R, Comfort A, Crow M, Schlaff W, Casson P, Hohmann A, Mallette S, Christman G, Ohl D, Ringbloom M, Tang J, Bates G, Mason S, DiMaria N, Usadi R, Lucidi R, Rhea M, Baker V, Turner K, Trussell J, DelBasso D, Huang H, Li Y, Makuch R, Patrizio P, Sakai L, Scahill L, Taylor H, Thomas T, Tsang S, Yan Q, Zhang M, Haisenleder D, Lamar C, DePaolo L, Herring A, Redmond J, Thomas M, Turek P, Wactawski-Wende J, Rebar R, Cato P, Dukic V, Lewis V, Schlegel P, Witter F. Factors associated with study protocol adherence and bio banking participation in reproductive medicine clinical trials and their relationship to live birth. Human Reproduction 2020, 35: 2819-2831. PMID: 33190149, PMCID: PMC8453415, DOI: 10.1093/humrep/deaa232.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeClinical trial protocolMedicine clinical trialsU10 HD055942U10 HD38998Baseline characteristicsTrial protocolClinical trialsLive birthsPolycystic Ovary Syndrome IIU10 HD38992U10 HD39005U10 HD27049STUDY FUNDING/COMPETINGMultiple Intrauterine GestationsStudy protocol adherenceUS multicenter trialRegular ovulatory cyclesClinical trial findingsPolycystic ovarian morphologyPARTICIPANTS/MATERIALSROLE OF CHANCELower household incomeAfrican AmericansAspects of adherence
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