2024
Heterogeneous 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 morbidityA 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
2022
Endothelial Cell TGF-β (Transforming Growth Factor-Beta) Signaling Regulates Venous Adaptive Remodeling to Improve Arteriovenous Fistula Patency
Taniguchi R, Ohashi Y, Lee JS, Hu H, Gonzalez L, Zhang W, Langford J, Matsubara Y, Yatsula B, Tellides G, Fahmy TM, Hoshina K, Dardik A. Endothelial Cell TGF-β (Transforming Growth Factor-Beta) Signaling Regulates Venous Adaptive Remodeling to Improve Arteriovenous Fistula Patency. Arteriosclerosis Thrombosis And Vascular Biology 2022, 42: 868-883. PMID: 35510552, PMCID: PMC9233042, DOI: 10.1161/atvbaha.122.317676.Peer-Reviewed Original ResearchConceptsArteriovenous fistulaSMC proliferationAVF patencyCollagen densityMouse aortocaval fistula modelTGF-β receptor IArteriovenous fistula patencyAortocaval fistula modelInhibition of TGFPredetermined time pointsTGF-β inhibitionTGF-β signalingTGF-β receptorDisruption of TGFFistula patencyAVF failureWall thicknessVascular accessVenous remodelingSuccessful hemodialysisDoppler ultrasoundFistula modelReceptor IPatencyTGF