Endothelial TGF-β Signaling Regulates Endothelial-Mesenchymal Transition During Arteriovenous Fistula Remodeling in Mice With Chronic Kidney Disease
Zhang W, Gonzalez L, Li X, Bai H, Li Z, Taniguchi R, Langford J, Ohashi Y, Thaxton C, Aoyagi Y, Yatsula B, Martin K, Goodwin J, Tellides G, Long X, Shu C, Dardik A. Endothelial TGF-β Signaling Regulates Endothelial-Mesenchymal Transition During Arteriovenous Fistula Remodeling in Mice With Chronic Kidney Disease. Arteriosclerosis Thrombosis And Vascular Biology 2024, 44: 2509-2526. PMID: 39297205, PMCID: PMC11593991, DOI: 10.1161/atvbaha.124.320933.Peer-Reviewed Original ResearchChronic kidney diseaseTGF-b signalingArteriovenous fistula patencyArteriovenous fistulaKidney diseaseAVF patencyEndothelial cellsAssociated with endothelial injuryArteriovenous fistula diameterImprove AVF patencyIncreased outward remodelingReduced patencyInduced endothelial-to-mesenchymal transitionAortocaval fistula modelSmooth muscle cell proliferationArteriovenous fistula failureAttenuated EndMTEnd-stage kidney diseaseHuman arteriovenous fistulaeSmooth muscle cellsMuscle cell proliferationEndothelial-to-mesenchymal transitionMouse endothelial cellsInhibition of EndMTEndothelial-mesenchymal transitionEarly thrombus formation is required for eccentric and heterogeneous 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 for eccentric and heterogeneous neointimal hyperplasia under disturbed flow. Journal Of Thrombosis And Haemostasis 2024, 22: 3614-3628. PMID: 39173878, PMCID: PMC11608155, DOI: 10.1016/j.jtha.2024.07.028.Peer-Reviewed Original ResearchEndothelial 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 inflowThrombusHeterogeneous 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 ResearchConceptsGene 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 morbidityDisturbed 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, PMCID: PMC11380968, DOI: 10.1152/ajpheart.00054.2024.Peer-Reviewed Original ResearchConceptsEndothelial 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 ResearchCentral 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