Weichang Zhang
Associate Research ScientistDownloadHi-Res Photo
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Associate Research Scientist
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Vascular Surgery & Endovascular Therapy
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Frequent collaborators of Weichang Zhang's published research.
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A big-picture view of Weichang Zhang's research output by year.
Alan Dardik, MD/PhD, FACS, DFSVS, FAHA
Yuichi Ohashi, MD
Bogdan Yatsula, PhD
Luis Gonzalez
Eric B Schneider, PhD
John Hwa, MD, PhD, FRACP
22Publications
111Citations
Publications
2024
Early thrombus formation is required of eccentric and heterogenous neointimal hyperplasia under disturbed flow
Bai H, Li Z, Zhang W, Thaxton C, Ohashi Y, Gonzalez L, Kano M, Yatsula B, Hwa J, Dardik A. Early thrombus formation is required of eccentric and heterogenous neointimal hyperplasia under disturbed flow. Journal Of Thrombosis And Haemostasis 2024 PMID: 39173878, DOI: 10.1016/j.jtha.2024.07.028.Peer-Reviewed Original ResearchConceptsEndothelial cell lossArteriovenous fistulaSmooth muscle cellsNeointimal hyperplasiaHeterogeneous neointimaCell lossThrombus formationMT/mG reporter miceHuman arteriovenous fistulaeInhibit neointimal hyperplasiaEarly thrombus formationAntiplatelet therapyC57BL/6 miceReporter miceAVF failureWistar ratsVenous systemJuxta-anastomotic areaMuscle cellsAnimal modelsVenous outflowEarly thrombusEndothelial cellsArterial inflowThrombusThe predictive role of the platelet-to-lymphocyte ratio for the risk of non-alcoholic fatty liver disease and cirrhosis: a nationwide cross-sectional study
Yan C, Zhang W, Xiao Y, Sun Y, Peng X, Cai W. The predictive role of the platelet-to-lymphocyte ratio for the risk of non-alcoholic fatty liver disease and cirrhosis: a nationwide cross-sectional study. Frontiers In Endocrinology 2024, 15: 1376894. PMID: 39040676, PMCID: PMC11260703, DOI: 10.3389/fendo.2024.1376894.Peer-Reviewed Original ResearchConceptsPlatelet-to-lymphocyte ratioNon-alcoholic fatty liver diseaseNAFLD populationRestricted cubic splinesFatty liver diseasePatients progress to cirrhosisNondiabetic populationLiver diseaseDiabetic populationNational Health and Nutrition Examination SurveyRisk of non-alcoholic fatty liver diseaseAssociated with non-alcoholic fatty liver diseaseHealth and Nutrition Examination SurveyAssociated with cirrhosisTwo-piecewise linear regressionProgression to cirrhosisNutrition Examination SurveyLogistic regression analysisNationwide cross-sectional studyMonitoring disease progressionCross-sectional studyNAFLD incidenceDisease progressionCirrhosisExamination SurveyHeterogeneous gene expression during early arteriovenous fistula remodeling suggests that downregulation of metabolism predicts adaptive venous remodeling
Ohashi Y, Protack C, Aoyagi Y, Gonzalez L, Thaxton C, Zhang W, Kano M, Bai H, Yatsula B, Alves R, Hoshina K, Schneider E, Long X, Perry R, Dardik A. Heterogeneous gene expression during early arteriovenous fistula remodeling suggests that downregulation of metabolism predicts adaptive venous remodeling. Scientific Reports 2024, 14: 13287. PMID: 38858395, PMCID: PMC11164895, DOI: 10.1038/s41598-024-64075-8.Peer-Reviewed Original ResearchAltmetricMeSH Keywords and ConceptsConceptsGene expression patternsArteriovenous fistula groupArteriovenous fistulaExpression patternsHeterogeneous gene expressionGene expression changesOutcomes of arteriovenous fistulaVenous remodelingArteriovenous fistula maturationPostoperative day 7Reduce patient morbidityRNA sequencingUpregulation of metabolismBioinformatics analysisGene expressionDownregulation of metabolismMetabolic pathwaysExpression changesGenesAVF maturationAVF remodelingFistula creationC57BL/6 miceClinical outcomesPatient morbidityAbstract 3092: Smooth Muscle Cell Tgf-β Receptor Knockout Improves Arteriovenous Fistula Maturation Via Attenuation Of Autophagy
Zhang W, Bai H, Gonzalez L, Li Z, Ohashi Y, Thaxton C, aoyagi Y, Yatsula B, Kano M, Xie Y, Cai Y, Chang S, Dardik A. Abstract 3092: Smooth Muscle Cell Tgf-β Receptor Knockout Improves Arteriovenous Fistula Maturation Via Attenuation Of Autophagy. Arteriosclerosis Thrombosis And Vascular Biology 2024, 44 DOI: 10.1161/atvb.44.suppl_1.3092.Peer-Reviewed Original ResearchConceptsChronic kidney diseaseSmooth muscle cellsEnd-stage renal diseaseArteriovenous fistulaHuman arteriovenous fistulaeControl miceC57BL/6J miceCKD showRate of primary failureBasilic vein transpositionTGF-bModel of arteriovenous fistulaTGF-b1 expressionArteriovenous fistula failureArteriovenous fistula maturationWild type miceControl C57BL/6J miceIncreased markers of autophagyTGF-b signalingVein transpositionAortocaval fistulaAVF maturationReceptor knockoutMT/mG miceSham nephrectomyAbstract 1130: Tenascin-C In Arteriovenous Fistula Failure: Unraveling Venous Remodeling Dynamics
Gonzalez L, Zhang W, Ohashi Y, Vazquez-Padron R, Dardik A. Abstract 1130: Tenascin-C In Arteriovenous Fistula Failure: Unraveling Venous Remodeling Dynamics. Arteriosclerosis Thrombosis And Vascular Biology 2024, 44 DOI: 10.1161/atvb.44.suppl_1.1130.Peer-Reviewed Original ResearchConceptsHuman dermal microvascular endothelial cellsInferior vena cavaThrombomodulin expressionTNC expressionPost-AVF creationWild-type C57BL/6 miceMale wild-type C57BL/6 miceOne-year patency rateDecreased thrombomodulin expressionIncreased thrombomodulin expressionArteriovenous fistula failureTenascin-CSites of tissue injuryTranslational therapeutic strategiesDermal microvascular endothelial cellsNF-kB expressionMicrovascular endothelial cellsAVF patencyVena cavaAVF creationSham surgeryC57BL/6 miceFistula failureAVF failureSuperior patencyDisturbed flow in the juxta-anastomotic area of an arteriovenous fistula correlates with endothelial loss, acute thrombus formation, and neointimal hyperplasia
Bai H, Varsanik M, Thaxton C, Ohashi Y, Gonzalez L, Zhang W, Aoyagi Y, Kano M, Yatsula B, Li Z, Pocivavsek L, Dardik A. Disturbed flow in the juxta-anastomotic area of an arteriovenous fistula correlates with endothelial loss, acute thrombus formation, and neointimal hyperplasia. AJP Heart And Circulatory Physiology 2024, 326: h1446-h1461. PMID: 38578237, DOI: 10.1152/ajpheart.00054.2024.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsEndothelial cell lossOutflow veinChronic kidney diseaseJuxta-anastomotic areaMouse AVF modelNeointimal hyperplasiaThrombus formationAcute thrombus formationCell lossHuman AVF maturationGene OntologyAVF maturationAVF patencyEarly thrombus formationArteriovenous fistulaC57BL/6 miceClinical failureWistar ratsEndothelial lossKidney diseaseImmune responseEndothelial cellsHyperplasiaMiceAVFA central arteriovenous fistula reduces systemic hypertension in a mouse model
Brahmandam A, Alves R, Liu H, Gonzalez L, Aoyagi Y, Ohashi Y, Langford J, Thaxton C, Taniguchi R, Zhang W, Bai H, Yatsula B, Dardik A. A central arteriovenous fistula reduces systemic hypertension in a mouse model. JVS Vascular Science 2024, 5: 100191. PMID: 38510938, PMCID: PMC10951512, DOI: 10.1016/j.jvssci.2024.100191.Peer-Reviewed Original ResearchCitationsAltmetricConceptsCentral arteriovenous fistulaArteriovenous fistulaBlood pressureAng IISystemic hypertensionVenous remodelingArteriovenous fistula creationPCNA-positive cellsPostoperative day 7Systemic blood pressureSystolic blood pressureCollagen I depositionNormotensive miceRefractory hypertensionHypertensive miceC57BL6/J miceHypertensive environmentTreated patientsAngiotensin IIMouse modelDay 7HypertensionMiceFistulaAng
2023
EphB4 monomer inhibits chronic graft vasculopathy in an aortic transplant model
Langford J, Gonzalez L, Taniguchi R, Brahmandam A, Zhang W, Dardik A. EphB4 monomer inhibits chronic graft vasculopathy in an aortic transplant model. JVS Vascular Science 2023, 4: 100109. PMID: 37519335, PMCID: PMC10372308, DOI: 10.1016/j.jvssci.2023.100109.Peer-Reviewed Original ResearchCitationsConceptsAortic transplant modelAllograft vasculopathyT cellsTransplant modelEphrin-B2Immune cell accumulationChronic graftCardiac transplantChronic rejectionTransplanted graftAortic allograftsNeointima formationCell accumulationTissue damageMonocyte adhesionLess neointima formationVasculopathyAdherent monocytesEndothelial surfaceReceptor EphB4MacrophagesGraftMonocytesImportant targetCellsSex hormones impact early maturation and immune response in the arteriovenous fistula mouse model
Satam K, Ohashi Y, Thaxton C, Gonzalez L, Setia O, Bai H, Aoyagi Y, Xie Y, Zhang W, Yatsula B, Martin K, Cai Y, Dardik A. Sex hormones impact early maturation and immune response in the arteriovenous fistula mouse model. AJP Heart And Circulatory Physiology 2023, 325: h77-h88. PMID: 37145957, PMCID: PMC10243550, DOI: 10.1152/ajpheart.00049.2023.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsIntact female miceAVF maturationSex hormonesT cellsFemale miceArteriovenous fistulaMale miceMouse modelHigher IL-10Arteriovenous fistula creationImmune cell recruitmentSex-specific therapiesHormone receptor signalingSex differencesHuman AVF maturationAVF surgeryMale patientsClinical outcomesFemale patientsFistula maturationIL-10C57BL/6 miceInferior outcomesVenous adaptationFistula creationEndothelial Glucocorticoid Receptor Deficiency Affects Arteriovenous Fistula Maturation
Zhang W, Gonzalez L, Thaxton C, Ohashi Y, Aoyagi Y, Xie Y, Cai Y, Shu C, Goodwin J, Dardik A. Endothelial Glucocorticoid Receptor Deficiency Affects Arteriovenous Fistula Maturation. JVS Vascular Science 2023, 4: 100147. DOI: 10.1016/j.jvssci.2023.100147.Peer-Reviewed Original Research