2021
Effect of age on brain metabotropic glutamate receptor subtype 5 measured with [18F]FPEB PET
Mecca AP, Rogers K, Jacobs Z, McDonald JW, Michalak HR, DellaGioia N, Zhao W, Hillmer AT, Nabulsi N, Lim K, Ropchan J, Huang Y, Matuskey D, Esterlis I, Carson RE, van Dyck CH. Effect of age on brain metabotropic glutamate receptor subtype 5 measured with [18F]FPEB PET. NeuroImage 2021, 238: 118217. PMID: 34052464, PMCID: PMC8378132, DOI: 10.1016/j.neuroimage.2021.118217.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overAgingBrain ChemistryFemaleFluorine RadioisotopesFluorodeoxyglucose F18Gray MatterHippocampusHumansMagnetic Resonance ImagingMaleMiddle AgedNeuroimagingOrgan SizePositron-Emission TomographyRadiopharmaceuticalsReceptor, Metabotropic Glutamate 5Young AdultConceptsMetabotropic glutamate receptor subtype 5MGluR5 availabilityMultiple brain regionsTissue lossSubtype 5Association cortexPrimary analysisBrain regionsAge-related molecular changesBrain glutamatergic systemBrain tissue lossNon-significant trendPartial volume correctionPositron emission tomographyBrain mGluR5Effect of ageAge-related declineGlutamatergic systemInverse associationTissue alterationsDistribution volumeEmission tomographyOlder ageCognitive functionExploratory analysis
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 ResearchMeSH KeywordsAdultAortaFluorodeoxyglucose F18HumansMiddle AgedPositron-Emission TomographyRadiopharmaceuticalsReproducibility of ResultsConceptsMean 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
2019
Measuring the effects of ketamine on mGluR5 using [18F]FPEB and PET
Holmes SE, Gallezot JD, Davis MT, DellaGioia N, Matuskey D, Nabulsi N, Krystal JH, Javitch JA, DeLorenzo C, Carson RE, Esterlis I. Measuring the effects of ketamine on mGluR5 using [18F]FPEB and PET. Cerebrovascular And Brain Metabolism Reviews 2019, 40: 2254-2264. PMID: 31744389, PMCID: PMC7585925, DOI: 10.1177/0271678x19886316.Peer-Reviewed Original ResearchConceptsEffects of ketamineKetamine infusionGlutamate transmissionMetabotropic glutamate receptor 5Ketamine-induced effectsKetamine-induced changesGlutamate receptor 5Promising treatment targetDrug challenge studiesTwo-tissue compartment modelMGluR5 radioligandBlood pressureMGluR5 availabilityBaseline scanOutcome measuresHealthy subjectsHeart ratePsychiatric disordersReceptor 5Modulatory effectsMGluR5Treatment targetsChallenge studiesArterial input functionChallenge paradigm