2019
Imaging the Enzyme 11β-Hydroxysteroid Dehydrogenase Type 1 with PET: Evaluation of the Novel Radiotracer 11C-AS2471907 in Human Brain
Gallezot JD, Nabulsi N, Henry S, Pracitto R, Planeta B, Ropchan J, Lin SF, Labaree D, Kapinos M, Shirali A, Lara-Jaime T, Gao H, Matuskey D, Walzer M, Marek GJ, Bellaire S, Yuan N, Carson RE, Huang Y. Imaging the Enzyme 11β-Hydroxysteroid Dehydrogenase Type 1 with PET: Evaluation of the Novel Radiotracer 11C-AS2471907 in Human Brain. Journal Of Nuclear Medicine 2019, 60: 1140-1146. PMID: 30877174, DOI: 10.2967/jnumed.118.219766.Peer-Reviewed Original ResearchConceptsTest-retest variabilityNondisplaceable distribution volumeOccipital cortexEnzyme 11β-hydroxysteroid dehydrogenase type 1White matterDistribution volumeTreatment of depressionDehydrogenase type 1Large cortical regionsPosttraumatic stress disorderHuman brainAdditional scansIntraclass correlation coefficientAge-related cognitive functionBolus administrationFrontal cortexCaudate nucleusAdipose tissueTime-activity curvesNovel radiotracersGlucocorticoid levelsParietal cortexCortical regionsPattern of uptakeType 1
2013
Clinical 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