2024
A KLF2-BMPER-Smad1/5 checkpoint regulates high fluid shear stress-mediated artery remodeling
Deng H, Zhang J, Wang Y, Joshi D, Pi X, De Val S, Schwartz M. A KLF2-BMPER-Smad1/5 checkpoint regulates high fluid shear stress-mediated artery remodeling. Nature Cardiovascular Research 2024, 3: 785-798. PMID: 39196179, DOI: 10.1038/s44161-024-00496-y.Peer-Reviewed Original ResearchFluid shear stressVascular remodelingOutward remodelingBone morphogenetic proteinShear stressMouse models of type 1Ischemic diseasesModels of type 1BMP-binding endothelial regulatorBlood flow recoveryType 2 diabetesPhysiological fluid shear stressPotential therapeutic approachBlocking antibodiesMouse modelSmad1/5 activationArterial remodelingTherapeutic approachesType 1Akt activationBlood flowEndothelial regulationSmad1/5Flow recoveryMorphogenetic proteins
2022
A mitochondrial contribution to anti-inflammatory shear stress signaling in vascular endothelial cells
Coon BG, Timalsina S, Astone M, Zhuang ZW, Fang J, Han J, Themen J, Chung M, Yang-Klingler YJ, Jain M, Hirschi KK, Yamamato A, Trudeau LE, Santoro M, Schwartz MA. A mitochondrial contribution to anti-inflammatory shear stress signaling in vascular endothelial cells. Journal Of Cell Biology 2022, 221: e202109144. PMID: 35695893, PMCID: PMC9198948, DOI: 10.1083/jcb.202109144.Peer-Reviewed Original ResearchConceptsLaminar shear stressAnti-inflammatory transcription factorHigh laminar shear stressKruppel-like factor 2Vascular endothelial cellsSubsequent mechanistic investigationsArterial lesionsVascular inflammationDisturbed blood flowMyocardial infarctionVascular diseaseVascular remodelingBlood flowKLF2 expressionWhole-genome CRISPREndothelial cellsMajor causeBiomechanical factorsFactor 2Mitochondrial calciumMitochondrial metabolismKLF2InductionMetabolismMitochondrial pathway
2021
MEKK3–TGFβ crosstalk regulates inward arterial remodeling
Deng H, Xu Y, Hu X, Zhuang ZW, Chang Y, Wang Y, Ntokou A, Schwartz MA, Su B, Simons M. MEKK3–TGFβ crosstalk regulates inward arterial remodeling. Proceedings Of The National Academy Of Sciences Of The United States Of America 2021, 118: e2112625118. PMID: 34911761, PMCID: PMC8713777, DOI: 10.1073/pnas.2112625118.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsGene DeletionGene Expression RegulationGenotypeHindlimbHuman Umbilical Vein Endothelial CellsHumansHypertension, PulmonaryIschemiaMAP Kinase Kinase Kinase 1MAP Kinase Kinase Kinase 3MiceReceptors, Transforming Growth Factor betaSelective Estrogen Receptor ModulatorsSignal TransductionTamoxifenTransforming Growth Factor betaVascular RemodelingConceptsArterial remodelingSuch common diseasesEndothelial-specific deletionActivation of TGFβArtery diseaseHyperlipidemic miceSpontaneous hypertensionInward remodelingAccelerated progressionArterial diameterVascular remodelingPathogenic importanceAdult miceKnockout miceVascular circuitPathologic conditionsCommon diseaseMAPK ERK1/2MiceRemodelingHypertensionAtherosclerosisControl of proliferationDiseaseProgressionFibronectin‐Mediated Inflammatory Signaling Through Integrin α5 in Vascular Remodeling
Budatha M, Zhang J, Schwartz MA. Fibronectin‐Mediated Inflammatory Signaling Through Integrin α5 in Vascular Remodeling. Journal Of The American Heart Association 2021, 10: e021160. PMID: 34472370, PMCID: PMC8649308, DOI: 10.1161/jaha.121.021160.Peer-Reviewed Original ResearchConceptsTransverse aortic constrictionPathological vascular remodelingVascular remodelingCarotid ligation modelPartial carotid ligation modelAortic constrictionInflammatory activationEndothelial cellsLigation modelArtery wall hypertrophyTransverse aortic constriction (TAC) modelHigh-fat dietIntegrin α5Aortic constriction modelWild-type miceBasement membranePartial carotid ligationVascular endothelial cellsProvisional matrix proteinsAcute atherosclerosisHyperlipidemic ApoEInflammatory markersLigation surgeryWall hypertrophyAcute model
2019
Integrin α5β1 regulates PP2A complex assembly through PDE4D in atherosclerosis
Yun S, Hu R, Schwaemmle ME, Scherer AN, Zhuang Z, Koleske AJ, Pallas DC, Schwartz MA. Integrin α5β1 regulates PP2A complex assembly through PDE4D in atherosclerosis. Journal Of Clinical Investigation 2019, 129: 4863-4874. PMID: 31408443, PMCID: PMC6819111, DOI: 10.1172/jci127692.Peer-Reviewed Original ResearchConceptsPP2A regulatory subunit B55αTranscription factor YAPActive PDEComplex assemblyAdapter rolePDE4D5B55αIntegrin α5EC phenotypeCell functionInflammatory signalingAthero-prone regionsActivationComplexesPP2AInflammatory activationWidespread consequencesDephosphorylationProteomicsVascular remodelingPlaque sizeAtherosclerotic plaque sizeSignalingYAPRegulates
2018
A unifying concept in vascular health and disease
Schwartz MA, Vestweber D, Simons M. A unifying concept in vascular health and disease. Science 2018, 360: 270-271. PMID: 29674582, PMCID: PMC6295341, DOI: 10.1126/science.aat3470.Peer-Reviewed Original ResearchInhibiting Integrin α5 Cytoplasmic Domain Signaling Reduces Atherosclerosis and Promotes Arteriogenesis
Budatha M, Zhang J, Zhuang ZW, Yun S, Dahlman JE, Anderson DG, Schwartz MA. Inhibiting Integrin α5 Cytoplasmic Domain Signaling Reduces Atherosclerosis and Promotes Arteriogenesis. Journal Of The American Heart Association 2018, 7: e007501. PMID: 29382667, PMCID: PMC5850249, DOI: 10.1161/jaha.117.007501.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortaAortic DiseasesAtherosclerosisCyclic Nucleotide Phosphodiesterases, Type 4Disease Models, AnimalExtracellular MatrixFibronectinsFibrosisGenetic Predisposition to DiseaseHindlimbInflammation MediatorsIntegrin alpha2Integrin alpha5IschemiaLeukocytesMaleMatrix MetalloproteinasesMice, Inbred C57BLMice, Knockout, ApoEMuscle, SkeletalNeovascularization, PhysiologicNF-kappa BPhenotypePlaque, AtheroscleroticSignal TransductionVascular RemodelingConceptsEndothelial inflammatory activationAtherosclerotic plaque sizeInflammatory activationPlaque stabilityVascular remodelingEndothelial NF-κB activationSmooth muscle cell contentPlaque sizeFemoral artery ligationMuscle cell contentTreatment of atherosclerosisInflammatory gene expressionPotential therapeutic targetFibrous cap thicknessNF-κB activationSmaller atherosclerotic plaquesArtery ligationAortic rootHindlimb ischemiaCompensatory remodelingAtherosclerotic plaquesTherapeutic targetLeukocyte contentMetalloproteinase expressionEndothelial basement membrane
2014
Up-regulation of Thrombospondin-2 in Akt1-null Mice Contributes to Compromised Tissue Repair Due to Abnormalities in Fibroblast Function*
Bancroft T, Bouaouina M, Roberts S, Lee M, Calderwood DA, Schwartz M, Simons M, Sessa WC, Kyriakides TR. Up-regulation of Thrombospondin-2 in Akt1-null Mice Contributes to Compromised Tissue Repair Due to Abnormalities in Fibroblast Function*. Journal Of Biological Chemistry 2014, 290: 409-422. PMID: 25389299, PMCID: PMC4281743, DOI: 10.1074/jbc.m114.618421.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell MovementFibroblastsGene Expression RegulationGenetic Complementation TestIntegrin beta1MiceMice, KnockoutNeuropeptidesNitric Oxide Synthase Type IIIPrimary Cell CultureProto-Oncogene Proteins c-aktRac1 GTP-Binding ProteinRNA, Small InterferingSignal TransductionSkinThrombospondinsWound HealingWounds, Nonpenetrating
2013
Fluid Shear Stress on Endothelial Cells Modulates Mechanical Tension across VE-Cadherin and PECAM-1
Conway DE, Breckenridge MT, Hinde E, Gratton E, Chen CS, Schwartz MA. Fluid Shear Stress on Endothelial Cells Modulates Mechanical Tension across VE-Cadherin and PECAM-1. Current Biology 2013, 23: 1024-1030. PMID: 23684974, PMCID: PMC3676707, DOI: 10.1016/j.cub.2013.04.049.Peer-Reviewed Original ResearchConceptsFluid shear stressVE-cadherinCell-cell junctionsPECAM-1Junctional tensionCytoskeletal remodelingVascular morphogenesisGene expressionComplex consistingCells triggersFlow-dependent vascular remodelingIon channelsFRET measurementsEndothelial cells triggersMechanical tensionNormal vascular functionTension sensorDetectable tensionEC responseStatic cultureJunctional receptorsRemodelingCytoskeletonMorphogenesisVascular remodeling
2006
A mechanosensory complex that mediates the endothelial cell response to fluid shear stress
Tzima E, Irani‐Tehrani M, Kiosses W, Dejana E, Schultz D, Engelhardt B, Cao G, DeLisser H, Schwartz M. A mechanosensory complex that mediates the endothelial cell response to fluid shear stress. The FASEB Journal 2006, 20: a1378-a1378. DOI: 10.1096/fasebj.20.5.a1378-c.Peer-Reviewed Original ResearchPECAM-1-null miceDownstream inflammatory genesPECAM-1VE-cadherinDevelopment of atherosclerosisICAM-1 expressionNF-kB activationInitiation of atherosclerosisBlood pressureVascular remodelingHigh-affinity stateInflammatory genesNF-κBCell responsesEndothelial cell responsesNull miceMechanosensory complexIntegrin activationAffinity stateAtherosclerosisVEGFR2Heterologous cellsPathway upstreamActivationSrc family kinases