2017
Characterization of Macrophage Polarization States Using Combined Measurement of 2-Deoxyglucose and Glutamine Accumulation
Tavakoli S, Downs K, Short JD, Nguyen HN, Lai Y, Jerabek PA, Goins B, Toczek J, Sadeghi MM, Asmis R. Characterization of Macrophage Polarization States Using Combined Measurement of 2-Deoxyglucose and Glutamine Accumulation. Arteriosclerosis Thrombosis And Vascular Biology 2017, 37: 1840-1848. PMID: 28798141, PMCID: PMC8036006, DOI: 10.1161/atvbaha.117.308848.Peer-Reviewed Original ResearchConceptsMacrophage activation statesGlutamine accumulationVulnerable plaquesAtherosclerotic lesionsLow-density lipoprotein receptor-null miceF-fluorodeoxyglucose positron emission tomographyReceptor null miceF-fluorodeoxyglucose uptakeHigh-fat dietVessel wall inflammationMacrophage polarization stateEarly promising resultsActivation statePositron emission tomographyMurine peritoneal macrophagesProinflammatory stateInflammatory stateWall inflammationNecrosis factorF-fluorodeoxyglucosePolarization phenotypesInterleukin-4
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
Matrix Metalloproteinase Activation Predicts Amelioration of Remodeling After Dietary Modification in Injured Arteries
Tavakoli S, Razavian M, Zhang J, Nie L, Marfatia R, Dobrucki LW, Sinusas AJ, Robinson S, Edwards DS, Sadeghi MM. Matrix Metalloproteinase Activation Predicts Amelioration of Remodeling After Dietary Modification in Injured Arteries. Arteriosclerosis Thrombosis And Vascular Biology 2010, 31: 102-109. PMID: 20947820, PMCID: PMC3005135, DOI: 10.1161/atvbaha.110.216036.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApolipoproteins ECarotid Artery InjuriesCarotid Artery, CommonDietary FatsDisease Models, AnimalEnzyme ActivationFemaleInflammationMatrix Metalloproteinase InhibitorsMatrix MetalloproteinasesMiceMice, KnockoutMolecular ImagingProtease InhibitorsTime FactorsTomography, Emission-Computed, Single-PhotonX-Ray MicrotomographyConceptsHigh-fat dietMatrix metalloproteinase activationDietary modificationGroups of animalsMMP activationVascular remodelingMetalloproteinase activationCarotid artery wire injuryMonocyte/macrophage infiltrationMicro-single photon emissionCarotid neointima formationSingle photon emissionMacrophage infiltrationVascular injuryWire injuryNeointimal areaCarotid arteryNeointima formationInjured arteriesHistological analysisSurgeryWeeksNoninvasive imagingDietArtery