2020
Accuracy of arterial [18F]-Fluorodeoxyglucose uptake quantification: A kinetic modeling study
Toczek J, Wu J, Hillmer AT, Han J, Esterlis I, Cosgrove KP, Liu C, Sadeghi MM. Accuracy of arterial [18F]-Fluorodeoxyglucose uptake quantification: A kinetic modeling study. Journal Of Nuclear Cardiology 2020, 27: 1578-1581. PMID: 32043239, PMCID: PMC7415600, DOI: 10.1007/s12350-020-02055-x.Peer-Reviewed Original ResearchConceptsMean SUVmaxMean TBRmaxFDG signalAortic wallMaximal standardized uptake valueD-glucose (FDG) PETVessel wall inflammationStandardized uptake valueActivity ex vivoPET imaging agentVascular inflammationWall inflammationRecent guidelinesBlood ratioCardiovascular diseasePrior historyPlasma activityTracer uptakeUptake valueSUVmaxTBRmaxEx vivoArterial wallVascular imagingFDG
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
2013
Lipid lowering and imaging protease activation in atherosclerosis
Razavian M, Nie L, Challa A, Zhang J, Golestani R, Jung JJ, Robinson S, Sadeghi MM. Lipid lowering and imaging protease activation in atherosclerosis. Journal Of Nuclear Cardiology 2013, 21: 319-328. PMID: 24368425, PMCID: PMC3991560, DOI: 10.1007/s12350-013-9843-7.Peer-Reviewed Original ResearchConceptsHigh-fat dietLipid-lowering interventionsHFD groupPlaque inflammationAtherosclerotic miceMicroSPECT/CT imagingTotal blood cholesterolModern therapeutic approachesSmooth muscle αMMP tracerFat dietBlood cholesterolPlaque biologyTherapeutic approachesTracer uptakeMatrix metalloproteinaseTherapeutic interventionsAtherosclerosisActin expressionCT imagingMuscle αWeeksFenofibrateMiceIntervention
2011
Atherosclerosis Plaque Heterogeneity and Response to Therapy Detected by In Vivo Molecular Imaging of Matrix Metalloproteinase Activation
Razavian M, Tavakoli S, Zhang J, Nie L, Dobrucki LW, Sinusas AJ, Azure M, Robinson S, Sadeghi MM. Atherosclerosis Plaque Heterogeneity and Response to Therapy Detected by In Vivo Molecular Imaging of Matrix Metalloproteinase Activation. Journal Of Nuclear Medicine 2011, 52: 1795-1802. PMID: 21969358, PMCID: PMC3235922, DOI: 10.2967/jnumed.111.092379.Peer-Reviewed Original ResearchConceptsHigh-fat dietSPECT/CTTracer uptakeMMP activationNormal chowMatrix metalloproteinasesApolipoprotein-deficient miceOil Red O stainingDevelopment of atherosclerosisMatrix metalloproteinase activationRed O stainingAtherosclerotic mouse aortasOil Red OHFD withdrawalMolecular imagingAreas of discordanceDietary modificationMacrophage infiltrationPlaque presenceMacrophage contentPlaque areaPlaque biologyAtherosclerotic plaquesMMP expressionMetalloproteinase activation
2010
Molecular Imaging of Matrix Metalloproteinase Activation to Predict Murine Aneurysm Expansion In Vivo
Razavian M, Zhang J, Nie L, Tavakoli S, Razavian N, Dobrucki LW, Sinusas AJ, Edwards DS, Azure M, Sadeghi MM. Molecular Imaging of Matrix Metalloproteinase Activation to Predict Murine Aneurysm Expansion In Vivo. Journal Of Nuclear Medicine 2010, 51: 1107-1115. PMID: 20554725, PMCID: PMC2908304, DOI: 10.2967/jnumed.110.075259.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApolipoproteins EArteriovenous FistulaAutoradiographyCarotid ArteriesCatalysisDisease ProgressionEnzyme ActivationImmunohistochemistryIndicators and ReagentsMatrix MetalloproteinasesMiceMice, KnockoutRadiopharmaceuticalsReverse Transcriptase Polymerase Chain ReactionSubstrate SpecificityTomography, Emission-ComputedTomography, Emission-Computed, Single-PhotonConceptsMatrix metalloproteinase activationMMP activationAneurysm inductionMetalloproteinase activationSPECT/CTCurrent imaging modalitiesPathogenesis of aneurysmsSpecific MMP inhibitorsGroups of animalsMMP tracerMolecular imagingArterial aneurysmsAneurysm expansionFocal uptakeDeficient miceCarotid aneurysmsCarotid arteryApolipoprotein ETracer uptakeAneurysmsMajor causeMMP inhibitorsVessel areaImaging modalitiesWk
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