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
2013
Decreased norepinephrine transporter availability in obesity: Positron Emission Tomography imaging with (S,S)-[11C]O-methylreboxetine
Li CS, Potenza MN, Lee DE, Planeta B, Gallezot JD, Labaree D, Henry S, Nabulsi N, Sinha R, Ding YS, Carson RE, Neumeister A. Decreased norepinephrine transporter availability in obesity: Positron Emission Tomography imaging with (S,S)-[11C]O-methylreboxetine. NeuroImage 2013, 86: 306-310. PMID: 24121204, PMCID: PMC3947246, DOI: 10.1016/j.neuroimage.2013.10.004.Peer-Reviewed Original ResearchConceptsBody mass indexMultilinear reference tissue model 2Norepinephrine transporterNoradrenergic dysfunctionObese individualsLean individualsStructural MR scansBPND valuesNorepinephrine transporter availabilityReference tissue model 2Positron emission tomography (PET) imagingEmission Tomography ImagingPositron emission tomographyBrain norepinephrine transportersNE clearanceMass indexRaphe nucleusLocus coeruleusSynaptic availabilityObese peopleTransporter availabilityOccipital cortexComparison subjectsHealthy individualsObesityClinical doses of atomoxetine significantly occupy both norepinephrine and serotonin transports: Implications on treatment of depression and ADHD
Ding YS, Naganawa M, Gallezot JD, Nabulsi N, Lin SF, Ropchan J, Weinzimmer D, McCarthy TJ, Carson RE, Huang Y, Laruelle M. Clinical doses of atomoxetine significantly occupy both norepinephrine and serotonin transports: Implications on treatment of depression and ADHD. NeuroImage 2013, 86: 164-171. PMID: 23933039, DOI: 10.1016/j.neuroimage.2013.08.001.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic Uptake InhibitorsAnimalsAtomoxetine HydrochlorideAttention Deficit Disorder with HyperactivityBrainDepressionDose-Response Relationship, DrugMacaca mulattaNorepinephrine Plasma Membrane Transport ProteinsPositron-Emission TomographyPropylaminesSerotonin Plasma Membrane Transport ProteinsTissue DistributionConceptsTreatment of depressionNorepinephrine transporterComparative PET imaging studyMetabolite-corrected arterial input functionFinal infusion rateDoses of atomoxetineDose-dependent occupancyPET imaging studiesSelective serotonin transporter (SERT) ligandNon-human primatesPlasma levelsSelective blockadeSaline infusionClinical dosesTherapeutic effectInfusion rateRelevant dosePET scansAtomoxetineRelevant dosesSerotonin transporter ligandDistribution volumeImaging studiesRhesus monkeysArterial input function
2010
Evaluation of [11C]MRB for assessment of occupancy of norepinephrine transporters: Studies with atomoxetine in non-human primates
Gallezot JD, Weinzimmer D, Nabulsi N, Lin SF, Fowles K, Sandiego C, McCarthy TJ, Maguire RP, Carson RE, Ding YS. Evaluation of [11C]MRB for assessment of occupancy of norepinephrine transporters: Studies with atomoxetine in non-human primates. NeuroImage 2010, 56: 268-279. PMID: 20869448, PMCID: PMC3710586, DOI: 10.1016/j.neuroimage.2010.09.040.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderPositron emission tomographyNorepinephrine transporterDrug occupancy studiesRhesus monkeysReference regionTreatment of depressionDose-dependent reductionVolume of distributionArterial blood samplingSuitable reference regionOccupancy studiesNon-human primatesBrain norepinephrine transportersPromising radioligandPlasma levelsTherapeutic doseOccipital cortexBlood samplingUptake inhibitorAtomoxetineEmission tomographyEffective dosePET studiesArterial input function
2009
PET imaging of the effects of age and cocaine on the norepinephrine transporter in the human brain using (S,S)‐[11C]O‐methylreboxetine and HRRT
Ding Y, Singhal T, Planeta‐Wilson B, Gallezot J, Nabulsi N, Labaree D, Ropchan J, Henry S, Williams W, Carson RE, Neumeister A, Malison RT. PET imaging of the effects of age and cocaine on the norepinephrine transporter in the human brain using (S,S)‐[11C]O‐methylreboxetine and HRRT. Synapse 2009, 64: 30-38. PMID: 19728366, PMCID: PMC3727644, DOI: 10.1002/syn.20696.Peer-Reviewed Original Research