2018
2181 Age-related change in 5-HT6 receptor availability in healthy male volunteers measured with 11C-GSK215083 PET
Radhakrishnan R, Nabulsi N, Gaiser E, Gallezot J, Henry S, Planeta B, Lin S, Ropchan J, Williams W, Morris E, D’Souza D, Huang Y, Carson R, Matuskey D. 2181 Age-related change in 5-HT6 receptor availability in healthy male volunteers measured with 11C-GSK215083 PET. Journal Of Clinical And Translational Science 2018, 2: 3-4. PMCID: PMC6799074, DOI: 10.1017/cts.2018.44.Peer-Reviewed Original ResearchReceptor availabilityEffect of ageHealthy male volunteersSerotonin receptor 6Healthy male subjectsPotential therapeutic targetSignificant age-related declineMultilinear analysis-1 (MA1) methodAge-related changesAge-related declineMale volunteersTherapeutic targetNegative correlationTime-activity curvesReceptor 6PET ligandMale subjectsBrain regionsCortical regionsVentral striatumAgePutamenStriatumCaudateReference region
2016
First-in-Human Assessment of the Novel PDE2A PET Radiotracer 18F-PF-05270430
Naganawa M, Waterhouse RN, Nabulsi N, Lin SF, Labaree D, Ropchan J, Tarabar S, DeMartinis N, Ogden A, Banerjee A, Huang Y, Carson RE. First-in-Human Assessment of the Novel PDE2A PET Radiotracer 18F-PF-05270430. Journal Of Nuclear Medicine 2016, 57: 1388-1395. PMID: 27103022, PMCID: PMC5093918, DOI: 10.2967/jnumed.115.166850.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAzabicyclo CompoundsAzetidinesBrainComputer SimulationCyclic Nucleotide Phosphodiesterases, Type 2Feasibility StudiesFemaleHumansIsotope LabelingMacaca mulattaMaleMetabolic Clearance RateModels, BiologicalMolecular ImagingOrgan SpecificityPilot ProjectsPositron-Emission TomographyRadiopharmaceuticalsReproducibility of ResultsSensitivity and SpecificityTissue DistributionConceptsTest-retest variabilityHuman studiesPET ligandWhite matterNeocortical regionsMultilinear analysis 1MSv/MBqHealthy male subjectsDetectable pharmacologic effectsAppropriate tracer kinetic modelsTest-retest protocolAdverse eventsBrain uptakePharmacologic effectsRegional time-activity curvesTarget doseTime-activity curvesTracer uptakeMale subjectsWhole brainBrain regionsEffective doseCritical organsPET radiotracersNonhuman primates
2015
Imaging human brown adipose tissue under room temperature conditions with 11C-MRB, a selective norepinephrine transporter PET ligand
Hwang JJ, Yeckel CW, Gallezot JD, Aguiar RB, Ersahin D, Gao H, Kapinos M, Nabulsi N, Huang Y, Cheng D, Carson RE, Sherwin R, Ding YS. Imaging human brown adipose tissue under room temperature conditions with 11C-MRB, a selective norepinephrine transporter PET ligand. Metabolism 2015, 64: 747-755. PMID: 25798999, PMCID: PMC4408242, DOI: 10.1016/j.metabol.2015.03.001.Peer-Reviewed Original ResearchConceptsBrown adipose tissueDistribution volume ratioSympathetic nervous systemAdipose tissueRole of BATCold stimulationFDG PET-CT imagingNorepinephrine transporterSupraclavicular brown adipose tissueHuman brown adipose tissueTotal body fatLean body massCold-stimulated conditionsBody temperaturePET-CT imagingBioelectrical impedance analysisCore body temperatureFDG uptakePET-CTOccipital cortexBody fatNervous systemBody compositionPET ligandBasal state