2023
Multimodality Imaging of Aortic Valve Calcification and Function in a Murine Model of Calcific Aortic Valve Disease and Bicuspid Aortic Valve
Ahmad A, Ghim M, Toczek J, Neishabouri A, Ojha D, Zhang Z, Gona K, Raza M, Jung J, Kukreja G, Zhang J, Guerrera N, Liu C, Sadeghi M. Multimodality Imaging of Aortic Valve Calcification and Function in a Murine Model of Calcific Aortic Valve Disease and Bicuspid Aortic Valve. Journal Of Nuclear Medicine 2023, 64: 1487-1494. PMID: 37321825, PMCID: PMC10478817, DOI: 10.2967/jnumed.123.265516.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortic ValveAortic Valve StenosisBicuspid Aortic Valve DiseaseDisease Models, AnimalHumansMicePositron Emission Tomography Computed TomographyConceptsF-NaF PET/CTCalcific aortic valve diseaseBicuspid aortic valvePET/CTAortic valve calcificationAortic valve diseaseAortic valveAortic stenosisValve calcificationValvular calcificationValve diseaseF-NaFSubset of miceTricuspid aortic valveDevelopment of calcificationSignificant correlationUnderwent echocardiographyMedical therapyHigh prevalencePreclinical modelsMurine modelTherapeutic interventionsAge groupsAutoradiography dataMultimodality imagingHomeostatic, Non-Canonical Role of Macrophage Elastase in Vascular Integrity
Salarian M, Ghim M, Toczek J, Han J, Weiss D, Spronck B, Ramachandra A, Jung J, Kukreja G, Zhang J, Lakheram D, Kim S, Humphrey J, Sadeghi M. Homeostatic, Non-Canonical Role of Macrophage Elastase in Vascular Integrity. Circulation Research 2023, 132: 432-448. PMID: 36691905, PMCID: PMC9930896, DOI: 10.1161/circresaha.122.322096.Peer-Reviewed Original ResearchConceptsMMP-12 deficiencyAdverse aortic remodelingAbdominal aortic aneurysmAng IIAortic remodelingAortic aneurysmMMP-12Complement component 3 levelsNeutrophil extracellular traps markersAbdominal aortic aneurysm ruptureAortic aneurysm ruptureElastic lamina degradationPlasma complement componentsAortic ruptureC3 levelsComplement depositionPlasma C5aMore neutrophilsVascular remodelingAneurysm ruptureNeutrophil elastaseAortic integrityMatrix metalloproteinaseComplement inhibitorsNETosis pathway
2021
Computed tomography imaging of macrophage phagocytic activity in abdominal aortic aneurysm
Toczek J, Boodagh P, Sanzida N, Ghim M, Salarian M, Gona K, Kukreja G, Rajendran S, Wei L, Han J, Zhang J, Jung JJ, Graham M, Liu X, Sadeghi MM. Computed tomography imaging of macrophage phagocytic activity in abdominal aortic aneurysm. Theranostics 2021, 11: 5876-5888. PMID: 33897887, PMCID: PMC8058712, DOI: 10.7150/thno.55106.Peer-Reviewed Original ResearchConceptsAbdominal aortic aneurysmExiTron nano 12000AAA outcomePhagocytic activityII infusionAng IIAortic aneurysmAortic wall enhancementAng II infusionCT enhancementAngiotensin II infusionRole of inflammationFeasibility of CTMacrophage phagocytic activityNon-invasive toolAAA inductionCD68 expressionModulatory interventionsMacrophage cell lineInflammatory signalsPatient managementVascular pathologyOutcome studiesAdventitial macrophagesComputed tomography
2018
Novel Arginine-containing Macrocyclic MMP Inhibitors: Synthesis, 99mTc-labeling, and Evaluation
Ye Y, Toczek J, Gona K, Kim HY, Han J, Razavian M, Golestani R, Zhang J, Wu TL, Ghosh M, Jung JJ, Sadeghi MM. Novel Arginine-containing Macrocyclic MMP Inhibitors: Synthesis, 99mTc-labeling, and Evaluation. Scientific Reports 2018, 8: 11647. PMID: 30076321, PMCID: PMC6076275, DOI: 10.1038/s41598-018-29941-2.Peer-Reviewed Original ResearchConceptsMatrix metalloproteinasesMMP inhibitorsLung tissueTransgenic miceMMP activityHigh radiochemical purityHydroxamate MMP inhibitorsNumber of diseasesTissue remodelingSimilar inhibition potencyPotent inhibitionTherapySpecific bindingInhibitorsMolecular imagingImagingNovel arginineRadiochemical purityTissueHigh radiochemical yieldNew arginineEndothelial Cell Autonomous Role of Akt1
Lee MY, Gamez-Mendez A, Zhang J, Zhuang Z, Vinyard DJ, Kraehling J, Velazquez H, Brudvig GW, Kyriakides TR, Simons M, Sessa WC. Endothelial Cell Autonomous Role of Akt1. Arteriosclerosis Thrombosis And Vascular Biology 2018, 38: 870-879. PMID: 29449333, PMCID: PMC6503971, DOI: 10.1161/atvbaha.118.310748.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAorta, ThoracicBlood Flow VelocityBlood PressureDisease Models, AnimalEndothelial CellsHindlimbIschemiaMaleMice, KnockoutMuscle, SkeletalNeovascularization, PhysiologicNitric OxideNitric Oxide Synthase Type IIIPhosphorylationProto-Oncogene Proteins c-aktRegional Blood FlowSignal TransductionVasoconstrictionInhibiting 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
2016
Optical imaging of MMP-12 active form in inflammation and aneurysm
Razavian M, Bordenave T, Georgiadis D, Beau F, Zhang J, Golestani R, Toczek J, Jung JJ, Ye Y, Kim HY, Han J, Dive V, Devel L, Sadeghi MM. Optical imaging of MMP-12 active form in inflammation and aneurysm. Scientific Reports 2016, 6: 38345. PMID: 27917892, PMCID: PMC5137160, DOI: 10.1038/srep38345.Peer-Reviewed Original ResearchMeSH KeywordsAneurysmAnimalsAntigens, DifferentiationCarotid ArteriesDisease Models, AnimalFluorescent DyesGene ExpressionHumansInflammationMacrophagesMatrix Metalloproteinase 12Matrix Metalloproteinase InhibitorsMiceMice, Inbred C57BLOptical ImagingPeptidesProtein BindingQuaternary Ammonium CompoundsSulfonic AcidsConceptsProbe 3
2015
Interferon-&ggr;–Mediated Allograft Rejection Exacerbates Cardiovascular Disease of Hyperlipidemic Murine Transplant Recipients
Zhou J, Qin L, Yi T, Ali R, Li Q, Jiao Y, Li G, Tobiasova Z, Huang Y, Zhang J, Yun JJ, Sadeghi MM, Giordano FJ, Pober JS, Tellides G. Interferon-&ggr;–Mediated Allograft Rejection Exacerbates Cardiovascular Disease of Hyperlipidemic Murine Transplant Recipients. Circulation Research 2015, 117: 943-955. PMID: 26399469, PMCID: PMC4636943, DOI: 10.1161/circresaha.115.306932.Peer-Reviewed Original ResearchMeSH KeywordsAllograftsAnimalsAortic DiseasesApolipoproteins EAtherosclerosisCardiomyopathiesCardiovascular DiseasesDisease Models, AnimalFemaleGraft RejectionHeart TransplantationHemodynamicsHistocompatibility Antigens Class IIHyperlipidemiasInflammation MediatorsInterferon-gammaLymphocyte ActivationMaleMice, Inbred BALB CMice, Inbred C57BLMice, KnockoutSignal TransductionTh1 CellsVentricular Dysfunction, LeftVentricular Function, LeftConceptsOrgan transplant recipientsCardiovascular diseaseTransplant recipientsEarly-onset cardiovascular diseaseEnd-stage organ failureNative coronary arteriesTh1-type cytokinesT helper cellsHost diseaseAlloimmune responseGraft rejectionAortic stiffeningOrgan failureVentricular dilatationAllogeneic graftsCardiovascular dysfunctionCoronary arteryAortic complianceRisk factorsEffective therapyCardiac contractilityMurine modelAnimal modelsSerological neutralizationImmune system
2014
Imaging Vessel Wall Biology to Predict Outcome in Abdominal Aortic Aneurysm
Golestani R, Razavian M, Nie L, Zhang J, Jung JJ, Ye Y, de Roo M, Hilgerink K, Liu C, Robinson SP, Sadeghi MM. Imaging Vessel Wall Biology to Predict Outcome in Abdominal Aortic Aneurysm. Circulation Cardiovascular Imaging 2014, 8: &na;. PMID: 25550400, PMCID: PMC4284949, DOI: 10.1161/circimaging.114.002471.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin IIAnimalsAntigens, CDAntigens, Differentiation, MyelomonocyticAorta, AbdominalAortic Aneurysm, AbdominalAortic RuptureAortographyBiomarkersDisease Models, AnimalDisease ProgressionEnzyme ActivationFeasibility StudiesMaleMatrix MetalloproteinasesMice, Inbred C57BLMice, TransgenicMolecular ImagingMultimodal ImagingPredictive Value of TestsRadiopharmaceuticalsRisk AssessmentRisk FactorsTime FactorsTomography, Emission-Computed, Single-PhotonTomography, X-Ray ComputedConceptsMicro-single photon emissionAngiotensin IIMatrix metalloproteinasesAortic diameterSuprarenal aortaCD68 expressionMMP activityPotential of MMPSaline-infused miceVessel wall inflammationAbdominal aortic aneurysmPrediction of outcomePhoton emissionRupture riskMurine AAAsAortic expansionRisk stratificationWall inflammationAortic aneurysmSpontaneous ruptureSmall aneurysmsMouse modelControl animalsTracer uptakeAbdominal aortic aneurysm (AAA) rupture riskPTP1b Is a Physiologic Regulator of Vascular Endothelial Growth Factor Signaling in Endothelial Cells
Lanahan AA, Lech D, Dubrac A, Zhang J, Zhuang ZW, Eichmann A, Simons M. PTP1b Is a Physiologic Regulator of Vascular Endothelial Growth Factor Signaling in Endothelial Cells. Circulation 2014, 130: 902-909. PMID: 24982127, PMCID: PMC6060619, DOI: 10.1161/circulationaha.114.009683.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortaCell MovementCell ProliferationDisease Models, AnimalEndothelial CellsFemaleHindlimbHuman Umbilical Vein Endothelial CellsIschemiaMaleMiceMice, Mutant StrainsNeovascularization, PhysiologicPrimary Cell CultureProtein Tyrosine Phosphatase, Non-Receptor Type 1RNA, Small InterferingSignal TransductionVascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-2ConceptsPhosphotyrosine phosphatase 1BVascular endothelial growth factor receptor 2 signalingExtracellular signal-regulated kinaseGrowth factor signalingVEGF-dependent activationSignal-regulated kinaseNull miceVascular endothelial growth factor signalingRegulation of angiogenesisEndothelial traffickingEndothelial-specific deletionFactor signalingEndothelial VEGFR2Phosphatase 1BEndothelial cellsKey regulatorReceptor 2 signalingVEGFR2 signalingSignalingImportant roleEndothelial knockoutPhysiologic regulatorHindlimb ischemia mouse modelRegulationImpaired blood flow recovery
2008
Molecular Imaging of Activated Matrix Metalloproteinases in Vascular Remodeling
Zhang J, Nie L, Razavian M, Ahmed M, Dobrucki LW, Asadi A, Edwards DS, Azure M, Sinusas AJ, Sadeghi MM. Molecular Imaging of Activated Matrix Metalloproteinases in Vascular Remodeling. Circulation 2008, 118: 1953-1960. PMID: 18936327, PMCID: PMC2637824, DOI: 10.1161/circulationaha.108.789743.Peer-Reviewed Original ResearchMeSH KeywordsAngioplasty, BalloonAnimalsApolipoproteins EAutoradiographyCarotid Artery InjuriesCarotid Artery, CommonDisease Models, AnimalFemaleFluorescent Antibody TechniqueIndiumMatrix Metalloproteinase 2Matrix Metalloproteinase 9MiceMice, Mutant StrainsSensitivity and SpecificityTomography, Emission-Computed, Single-PhotonConceptsVascular remodelingCarotid arteryCommon carotid artery injuryInjury-induced vascular remodelingCarotid wire injuryCarotid artery injuryMicroSPECT/CTMatrix metalloproteinase activationVessel wall areaArtery injuryCarotid injurySham surgerySignificant hyperplasiaContralateral arteryWire injuryFocal uptakeHyperplastic processesMicroSPECT imagingQuantitative autoradiographyTracer uptakeMetalloproteinase activationMMP activityArteryInjuryMatrix metalloproteinases