2023
Characteristics and 1-year outcomes of patients with rupture of small abdominal aortic aneurysms
Bellamkonda K, Zogg C, Nassiri N, Sadeghi M, Zhang Y, Guzman R, Ochoa Chaar C. Characteristics and 1-year outcomes of patients with rupture of small abdominal aortic aneurysms. Journal Of Vascular Surgery 2023, 77: 1649-1657. PMID: 36796595, DOI: 10.1016/j.jvs.2023.02.003.Peer-Reviewed Original ResearchMeSH KeywordsAortic Aneurysm, AbdominalAortic RuptureBlood Vessel Prosthesis ImplantationEndovascular ProceduresFemaleHumansMaleMyocardial InfarctionConceptsEndovascular aneurysm repairAbdominal aortic aneurysmRAAA casesRAAA groupElective repairAneurysm repairAortic aneurysmMyocardial infarctionVascular Quality Initiative databaseLower body mass indexSmall abdominal aortic aneurysmsMean aneurysm diameterVascular Surgery guidelinesLong-term mortalityOutcomes of patientsPerioperative myocardial infarctionOpen AAA repairBody mass indexLong-term outcomesOperative thresholdAfrican AmericansInfrarenal aneurysmsTotal morbidityAAA repairPatient characteristicsHomeostatic, 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 pathwayPositron Emission Tomography Imaging of Vessel Wall Matrix Metalloproteinase Activity in Abdominal Aortic Aneurysm
Toczek J, Gona K, Liu Y, Ahmad A, Ghim M, Ojha D, Kukreja G, Salarian M, Luehmann H, Heo G, Guzman R, Chaar C, Tellides G, Hassab A, Ye Y, Shoghi K, Zayed M, Gropler R, Sadeghi M. Positron Emission Tomography Imaging of Vessel Wall Matrix Metalloproteinase Activity in Abdominal Aortic Aneurysm. Circulation Cardiovascular Imaging 2023, 16: e014615. PMID: 36649454, PMCID: PMC9858355, DOI: 10.1161/circimaging.122.014615.Peer-Reviewed Original ResearchConceptsAbdominal aortic aneurysmHuman aortic tissueMMP activityAortic tissueAortic aneurysmMMP inhibitorsMurine modelMatrix metalloproteinasesPositron emission tomography/Toxicology studiesAortic MMP activityPositron emission tomography radioligandAngiotensin II infusionEmission tomography/Murine abdominal aortic aneurysmsBroad-spectrum MMP inhibitorMatrix metalloproteinase activityPositron emission tomography (PET) tracerPositron emission tomography (PET) imagingEmission Tomography ImagingPositron emission tomographyEmission tomography tracerII infusionRisk stratificationTomography/
2021
Characteristics and outcomes of small abdominal aortic aneurysm rupture in the American College of Surgeons National Surgical Quality Improvement Program database
Bellamkonda K, Nassiri N, Sadeghi MM, Zhang Y, Guzman RJ, Ochoa Chaar CI. Characteristics and outcomes of small abdominal aortic aneurysm rupture in the American College of Surgeons National Surgical Quality Improvement Program database. Journal Of Vascular Surgery 2021, 74: 729-737. PMID: 33617982, DOI: 10.1016/j.jvs.2021.01.063.Peer-Reviewed Original ResearchConceptsEndovascular aneurysm repairRAAA groupElective repairSmall AAAsRAAA repairAAA repairAneurysm repairAmerican CollegeSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseSurgeons National Surgical Quality Improvement ProgramElective abdominal aortic aneurysm repairNational Surgical Quality Improvement ProgramShorter mean operative timeQuality Improvement Program databaseAbdominal aortic aneurysm repairLower body mass indexSurgical Quality Improvement ProgramImprovement Program databaseMean operative timeAortic aneurysm repairOpen AAA repairBody mass indexMultivariable logistic regressionAbdominal aortic aneurysm ruptureComputed 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 ResearchMeSH KeywordsAngiotensin IIAnimalsAortaAortic Aneurysm, AbdominalApolipoproteins EDisease Models, AnimalMacrophagesMaleMiceMice, Inbred C57BLPhagocytesTomography, X-Ray ComputedConceptsAbdominal 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
2020
Hydroxamate-Based Selective Macrophage Elastase (MMP-12) Inhibitors and Radiotracers for Molecular Imaging
Gona K, Toczek J, Ye Y, Sanzida N, Golbazi A, Boodagh P, Salarian M, Jung JJ, Rajendran S, Kukreja G, Wu TL, Devel L, Sadeghi MM. Hydroxamate-Based Selective Macrophage Elastase (MMP-12) Inhibitors and Radiotracers for Molecular Imaging. Journal Of Medicinal Chemistry 2020, 63: 15037-15049. PMID: 33206510, PMCID: PMC8010999, DOI: 10.1021/acs.jmedchem.0c01514.Peer-Reviewed Original ResearchConceptsAbdominal aortic aneurysmMMP-12 inhibitorsSelective MMP-12 inhibitorMurine abdominal aortic aneurysmsRadiochemical stabilityFast blood clearanceMolecular imagingAortic aneurysmAAA progressionMMP-12Blood clearanceUpregulated MMPsAortic regionElastase inhibitorLead tracerNovel familyRupture riskMacrophage elastaseInhibitorsSelectivitySpecific bindingSynthesisVivo competitionImaging
2019
Novel Matrix Metalloproteinase 12 Selective Radiotracers for Vascular Molecular Imaging
Toczek J, Bordenave T, Gona K, Kim HY, Beau F, Georgiadis D, Correia I, Ye Y, Razavian M, Jung J, Lequin O, Dive V, Sadeghi MM, Devel L. Novel Matrix Metalloproteinase 12 Selective Radiotracers for Vascular Molecular Imaging. Journal Of Medicinal Chemistry 2019, 62: 9743-9752. PMID: 31603669, PMCID: PMC7054845, DOI: 10.1021/acs.jmedchem.9b01186.Peer-Reviewed Original ResearchConceptsAbdominal aortic aneurysmVascular molecular imagingMurine abdominal aortic aneurysmsMMP-12 gene expressionMatrix metalloproteinase-12Aortic aneurysmInflammatory diseasesAdjacent aortaH postinjectionMMP-12Blood clearanceMetalloproteinase-12Selective radiotracerFurther evaluationMMP-12 inhibitorsMouse bloodHigh uptakeAortaDiseaseMolecular imagingHuman metalloproteasesRadiotracer
2016
Novel Molecular Imaging Approaches to Abdominal Aortic Aneurysm Risk Stratification
Toczek J, Meadows JL, Sadeghi MM. Novel Molecular Imaging Approaches to Abdominal Aortic Aneurysm Risk Stratification. Circulation Cardiovascular Imaging 2016, 9: e003023. PMID: 26763279, PMCID: PMC4714781, DOI: 10.1161/circimaging.115.003023.Peer-Reviewed Original ResearchConceptsAbdominal aortic aneurysmRisk stratificationAortic aneurysmNovel molecular imaging approachesAbdominal aortic aneurysm repairFluorodeoxyglucose positron emission tomographyAortic aneurysm repairSelection of patientsPatient risk stratificationUltrasmall superparamagnetic particlesMagnetic resonance imagingMolecular imaging approachesAneurysm repairInflammatory cellsClinical trialsPreclinical modelsAneurysm sizeResonance imagingEmission tomographyAneurysm growthMatrix remodelingAneurysmsClinical translationMolecular imagingProteolytic enzymes
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 risk