Featured Publications
Quantification of Amphetamine-Induced Changes in [11C] Raclopride Binding with Continuous Infusion
Carson R, Breier* A, de Bartolomeis* A, Saunders† R, Su* T, Schmall B, Der M, Pickar* D, Eckelman W. Quantification of Amphetamine-Induced Changes in [11C] Raclopride Binding with Continuous Infusion. Cerebrovascular And Brain Metabolism Reviews 1997, 17: 437-447. PMID: 9143226, DOI: 10.1097/00004647-199704000-00009.Peer-Reviewed Original Research
2022
Noninvasive Quantitative PET Imaging in Humans of the Pancreatic Beta-Cell Mass Biomarkers VMAT2 and Dopamine D2/D3 Receptors In Vivo
Bini J, Carson R, Cline G. Noninvasive Quantitative PET Imaging in Humans of the Pancreatic Beta-Cell Mass Biomarkers VMAT2 and Dopamine D2/D3 Receptors In Vivo. Methods In Molecular Biology 2022, 2592: 61-74. PMID: 36507985, DOI: 10.1007/978-1-0716-2807-2_4.Peer-Reviewed Original ResearchConceptsPositron emission tomographyBeta-cell massFunctional beta-cell massDopamine D2/D3 receptorsD2/D3 receptorsBeta-cell lossType 2 diabetesEfficacy of therapeuticsQuantitative positron emission tomographyInsulin secretionDopamine receptorsD3 receptorsGlucose regulationPET radioligandEmission tomographyType 1Clinical usePET imagingReceptorsQuantitative PET imagingVMAT2Cellular transportersImagingVivoQuantitative imaging
2020
Multimodal investigation of dopamine D2/D3 receptors, default mode network suppression, and cognitive control in cocaine-use disorder
Worhunsky PD, Angarita GA, Zhai ZW, Matuskey D, Gallezot JD, Malison RT, Carson RE, Potenza MN. Multimodal investigation of dopamine D2/D3 receptors, default mode network suppression, and cognitive control in cocaine-use disorder. Neuropsychopharmacology 2020, 46: 316-324. PMID: 33007778, PMCID: PMC7852666, DOI: 10.1038/s41386-020-00874-7.Peer-Reviewed Original ResearchConceptsCocaine use disorderDMN suppressionDefault mode networkCognitive controlExecutive functioningStroop performanceCognitive control processesHealthy comparison participantsModerated-mediation analysisImproved task performanceStroop taskStimulant use disorderCognitive performanceTask performanceComparison participantsAddicted populationMode networkNetwork suppressionFMRI dataCUD participantsHC individualsMultimodal investigationControl processIndirect effectsD2R levels
2000
Measurement of dopamine release with continuous infusion of [11C]raclopride: optimization and signal-to-noise considerations.
Watabe H, Endres CJ, Breier A, Schmall B, Eckelman WC, Carson RE. Measurement of dopamine release with continuous infusion of [11C]raclopride: optimization and signal-to-noise considerations. Journal Of Nuclear Medicine 2000, 41: 522-30. PMID: 10716328.Peer-Reviewed Original ResearchConceptsOptimal timingAdministration of amphetamineReceptor imaging studiesHuman dataContinuous infusionDopamine releaseOptimal scan timeHealthy volunteersHuman studiesSynaptic dopamineImaging studiesPET studiesDopamine responsePercentage changeCareful assessmentStatistical significanceDeltaBPInfusionMeasurement of changesIndirect measureActivity curvesPrePatients
1998
Assessment of Dynamic Neurotransmitter Changes With Bolus or Infusion Delivery of Neuroreceptor Ligands
Endres C, Carson R. Assessment of Dynamic Neurotransmitter Changes With Bolus or Infusion Delivery of Neuroreceptor Ligands. Cerebrovascular And Brain Metabolism Reviews 1998, 18: 1196-1210. PMID: 9809509, DOI: 10.1097/00004647-199811000-00006.Peer-Reviewed Original ResearchBrainCarbon RadioisotopesComputer SimulationDopamineDopamine AntagonistsFlumazenilHumansInfusions, ParenteralInjectionsKineticsMicrodialysisModels, NeurologicalNaltrexoneNarcotic AntagonistsRacloprideRadioligand AssayReceptors, DopamineSalicylamidesSensitivity and SpecificityTomography, Emission-Computed
1997
Schizophrenia is associated with elevated amphetamine-induced synaptic dopamine concentrations: Evidence from a novel positron emission tomography method
Breier A, Su T, Saunders R, Carson RE, Kolachana BS, de Bartolomeis A, Weinberger DR, Weisenfeld N, Malhotra AK, Eckelman WC, Pickar D. Schizophrenia is associated with elevated amphetamine-induced synaptic dopamine concentrations: Evidence from a novel positron emission tomography method. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 2569-2574. PMID: 9122236, PMCID: PMC20129, DOI: 10.1073/pnas.94.6.2569.Peer-Reviewed Original ResearchConceptsSynaptic dopamine concentrationsDopamine concentrationsDopamine outflowDopamine levelsStriatal extracellular dopamine levelsBinding reductionPositron emission tomography radioligandExtracellular dopamine levelsSynaptic dopamine levelsAmphetamine-induced changesNonhuman primate studiesPositron emission tomography (PET) methodDopamine overactivityPatients elevationNovel brain imaging methodVivo microdialysisAmphetamine doseDopamine receptorsClinical studiesDopamine releasePreclinical studiesHealthy volunteersBrain imaging methodsDopamine increasesTomography radioligand