Featured Publications
EM reconstruction algorithms for emission and transmission tomography.
Lange K, Carson R. EM reconstruction algorithms for emission and transmission tomography. Journal Of Computer Assisted Tomography 1984, 8: 306-16. PMID: 6608535.Peer-Reviewed Original ResearchMeSH KeywordsFourier AnalysisHumansModels, TheoreticalProbabilityTomography, Emission-ComputedTomography, X-Ray ComputedConceptsEM algorithmGood physical modelTransmission image reconstructionTransmission tomographyMaximum likelihood estimatesAlgebraic schemeRelevant physical featuresNon-negativity constraintsGlobal convergenceIterative techniquePoisson natureLikelihood estimatesParameter estimatesCounting noiseMaximum likelihoodDetector geometryPhysical modelAccurate incorporationEM reconstruction algorithmPhysical featuresSpecific algorithmsImage reconstructionAlgorithmReconstruction algorithmActual reconstructionNoise Reduction in the Simplified Reference Tissue Model for Neuroreceptor Functional Imaging
Wu Y, Carson RE. Noise Reduction in the Simplified Reference Tissue Model for Neuroreceptor Functional Imaging. Cerebrovascular And Brain Metabolism Reviews 2002, 22: 1440-1452. PMID: 12468889, DOI: 10.1097/01.wcb.0000033967.83623.34.Peer-Reviewed Original ResearchArtifactsBrainComputer SimulationHumansModels, BiologicalReference StandardsTomography, Emission-ComputedComparison of Bolus and Infusion Methods for Receptor Quantitation: Application to [18F]Cyclofoxy and Positron Emission Tomography
Carson R, Channing M, Blasberg R, Dunn B, Cohen R, Rice K, Herscovitch P. Comparison of Bolus and Infusion Methods for Receptor Quantitation: Application to [18F]Cyclofoxy and Positron Emission Tomography. Cerebrovascular And Brain Metabolism Reviews 1993, 13: 24-42. PMID: 8380178, DOI: 10.1038/jcbfm.1993.6.Peer-Reviewed Original ResearchAlgorithmsAnimalsBrainFluorine RadioisotopesInjectionsModels, BiologicalNaltrexonePapioReceptors, OpioidTomography, Emission-ComputedQuantification 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
2003
Linearized Reference Tissue Parametric Imaging Methods: Application to [11C]DASB Positron Emission Tomography Studies of the Serotonin Transporter in Human Brain
Ichise M, Liow JS, Lu JQ, Takano A, Model K, Toyama H, Suhara T, Suzuki K, Innis RB, Carson RE. Linearized Reference Tissue Parametric Imaging Methods: Application to [11C]DASB Positron Emission Tomography Studies of the Serotonin Transporter in Human Brain. Cerebrovascular And Brain Metabolism Reviews 2003, 23: 1096-1112. PMID: 12973026, DOI: 10.1097/01.wcb.0000085441.37552.ca.Peer-Reviewed Original Research
2002
Strategies to Improve Neuroreceptor Parameter Estimation by Linear Regression Analysis
Ichise M, Toyama H, Innis RB, Carson RE. Strategies to Improve Neuroreceptor Parameter Estimation by Linear Regression Analysis. Cerebrovascular And Brain Metabolism Reviews 2002, 22: 1271-1281. PMID: 12368666, DOI: 10.1097/01.wcb.0000038000.34930.4e.Peer-Reviewed Original Research
2001
Noninvasive Estimation of the Aorta Input Function for Measurement of Tumor Blood Flow with [15O]Water
Watabe H, Channing M, Riddell C, Jousse F, Libutti S, Carrasquillo J, Bacharach S, Carson R. Noninvasive Estimation of the Aorta Input Function for Measurement of Tumor Blood Flow with [15O]Water. IEEE Transactions On Medical Imaging 2001, 20: 164-174. PMID: 11341707, DOI: 10.1109/42.918468.Peer-Reviewed Original ResearchAortaHumansImage Processing, Computer-AssistedNeoplasmsOxygen RadioisotopesPhantoms, ImagingTomography, Emission-ComputedWaterDevice‐dependent activity estimation and decay correction of radionuclide mixtures with application to Tc‐94m PET studies
Smith M, Daube‐Witherspoon M, Plascjak P, Szajek L, Carson R, Everett J, Green S, Territo P, Balaban R, Bacharach S, Eckelman W. Device‐dependent activity estimation and decay correction of radionuclide mixtures with application to Tc‐94m PET studies. Medical Physics 2001, 28: 36-45. PMID: 11213920, DOI: 10.1118/1.1333411.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiophysical PhenomenaBiophysicsDogsHeartHumansPhantoms, ImagingRadiation DosageRadiopharmaceuticalsScattering, RadiationTechnetiumTechnetium Tc 99m SestamibiTomography, Emission-ComputedConceptsMo targetDecay studiesGamma-ray emissionRadionuclide mixturesHigh-purity germanium detectorTheoretical sensitivity modelPurity germanium detectorDecay correctionDose calibratorExperimental decay curvesRay emissionGermanium detectorTc isotopesMo-94Proton irradiationDecay curvesDecay-corrected activityPET scannerDecay rateBombardmentAnalytic formulaTcPositronsQuantitative PETSensitivity factors
2000
Opiate receptor avidity is increased in rhesus monkeys following unilateral optic tract lesion combined with transections of corpus callosum and hippocampal and anterior commissures
Cohen R, Carson R, Saunders R, Doudet D. Opiate receptor avidity is increased in rhesus monkeys following unilateral optic tract lesion combined with transections of corpus callosum and hippocampal and anterior commissures. Brain Research 2000, 879: 1-6. PMID: 11010998, DOI: 10.1016/s0006-8993(00)02528-2.Peer-Reviewed Original ResearchConceptsOpiate receptor avidityPositron emission tomographyReceptor avidityAnterior commissureCorpus callosumKappa-opiate receptor antagonistUnilateral optic tract lesionRhesus monkeysOptic tract lesionsBrain functional activitySplit animalsIpsilateral changesOptic tractTract lesionsUnilateral lesioningPosterior putamenReceptor antagonistHealthy monkeysLateral cortexOccipital cortexMedial cortexVisual deprivationEmission tomographyTransectionCommissurePet physiological measurements using constant infusion
Carson R. Pet physiological measurements using constant infusion. Nuclear Medicine And Biology 2000, 27: 657-660. PMID: 11091108, DOI: 10.1016/s0969-8051(00)00138-4.Peer-Reviewed Original ResearchOpiate receptor avidity in the thalamus is sexually dimorphic in the elderly
Cohen R, Carson R, Sunderl T. Opiate receptor avidity in the thalamus is sexually dimorphic in the elderly. Synapse 2000, 38: 226-229. PMID: 11018796, DOI: 10.1002/1098-2396(200011)38:2<226::aid-syn13>3.0.co;2-#.Peer-Reviewed Original ResearchMeSH KeywordsAgedAlzheimer DiseaseAnalysis of VarianceFemaleHumansMaleMiddle AgedNaltrexoneReceptors, OpioidRegression AnalysisSex FactorsThalamusTomography, Emission-ComputedPET evaluation of [18F]FCWAY, an analog of the 5-HT1A receptor antagonist, WAY-100635
Carson R, Lang L, Watabe H, Der M, Adams H, Jagoda E, Herscovitch P, Eckelman W. PET evaluation of [18F]FCWAY, an analog of the 5-HT1A receptor antagonist, WAY-100635. Nuclear Medicine And Biology 2000, 27: 493-497. PMID: 10962257, DOI: 10.1016/s0969-8051(00)00118-9.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsFluorine RadioisotopesHumansMacaca mulattaModels, BiologicalPiperazinesPyridinesReceptors, SerotoninReceptors, Serotonin, 5-HT1Serotonin AntagonistsTomography, Emission-ComputedKinetic Analysis of the 5-HT2A Ligand [11C]MDL 100,907
Watabe H, Channing M, Der M, Adams H, Jagoda E, Herscovitch P, Eckelman W, Carson R. Kinetic Analysis of the 5-HT2A Ligand [11C]MDL 100,907. Cerebrovascular And Brain Metabolism Reviews 2000, 20: 899-909. PMID: 10894173, DOI: 10.1097/00004647-200006000-00002.Peer-Reviewed Original ResearchMeasurement 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 curvesPrePatientsThe Suitability of [11C]-α-Methyl-L-tryptophan as a Tracer for Serotonin Synthesis: Studies With Dual Administration of [11C] and [14C] Labeled Tracer
Shoaf S, Carson R, Hommer D, Williams W, Higley J, Schmall B, Herscovitch P, Eckelman W, Linnoila M. The Suitability of [11C]-α-Methyl-L-tryptophan as a Tracer for Serotonin Synthesis: Studies With Dual Administration of [11C] and [14C] Labeled Tracer. Cerebrovascular And Brain Metabolism Reviews 2000, 20: 244-252. PMID: 10698060, DOI: 10.1097/00004647-200002000-00004.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBrainBrain ChemistryCarbon RadioisotopesCerebrovascular CirculationHydroxyindoleacetic AcidMacaca mulattaMaleSerotoninTomography, Emission-ComputedTryptophanConceptsPositron emission tomographySerotonin synthesisOverdose of phenobarbitalBrain serotonin synthesis rateIsoflurane-anesthetized rhesus monkeysSerotonin synthesis rateBrain concentrationsSecond doseBrain samplesEmission tomographyRhesus monkeysDual administrationTryptophan uptakePatlak plotSerotoninMinimal conversionAdministrationMonkeysSynthesis rateL-tryptophanPET imagesPET dataTotal countOverdoseExternal quantificationPerformance characteristics of the 3-D OSEM algorithm in the reconstruction of small animal PET images
Yao R, Seidel J, Johnson CA, Daube-Witherspoon ME, Green MV, Carson RE. Performance characteristics of the 3-D OSEM algorithm in the reconstruction of small animal PET images. IEEE Transactions On Medical Imaging 2000, 19: 798-804. PMID: 11055803, DOI: 10.1109/42.876305.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsAnimalsArtifactsBrainImaging, Three-DimensionalMonte Carlo MethodPhantoms, ImagingRatsTomography, Emission-Computed
1999
Bolus Injection Versus Slow Infusion of [15O]Water for Positron Emission Tomography Activation Studies
Beason-Held L, Desmond R, Herscovitch P, Carson R. Bolus Injection Versus Slow Infusion of [15O]Water for Positron Emission Tomography Activation Studies. Cerebrovascular And Brain Metabolism Reviews 1999, 19: 843-852. PMID: 10458591, DOI: 10.1097/00004647-199908000-00003.Peer-Reviewed Original ResearchAdultBrainBrain MappingCerebrovascular CirculationFaceFemaleHumansImage Processing, Computer-AssistedInfusions, IntravenousInjections, IntravenousMemory, Short-TermModels, CardiovascularModels, NeurologicalOxygen RadioisotopesPattern Recognition, VisualReference ValuesRegional Blood FlowSensitivity and SpecificityTomography, Emission-ComputedWaterOpiate receptor avidity is reduced bilaterally in rhesus monkeys unilaterally lesioned with MPTP
Cohen R, Carson R, Wyatt R, Doudet D. Opiate receptor avidity is reduced bilaterally in rhesus monkeys unilaterally lesioned with MPTP. Synapse 1999, 33: 282-288. PMID: 10421709, DOI: 10.1002/(sici)1098-2396(19990915)33:4<282::aid-syn5>3.0.co;2-5.Peer-Reviewed Original ResearchMeSH Keywords1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridineAnimalsBasal GangliaBrainCerebellumCerebral CortexDihydroxyphenylalanineFluorine RadioisotopesFunctional LateralityInfusions, ParenteralLimbic SystemMacaca mulattaNaltrexoneNarcotic AntagonistsOrgan SpecificityReceptors, OpioidReceptors, Opioid, kappaReceptors, Opioid, muTomography, Emission-ComputedConceptsOpiate receptor avidityPositron emission tomographyReceptor avidityKappa-opiate receptor antagonistInitial clinical manifestationBasal ganglia functionBasal ganglia circuitsParkinsonian animalsParkinsonian symptomsAnterior putamenClinical manifestationsDopamine innervationGanglia functionReceptor antagonistInternal carotidGanglia circuitsTreatment responsivenessOpiate pathwaysParkinson's diseaseNormal controlsMild lossEmission tomographyRhesus monkeysPET studiesMPTP
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-ComputedMuscarinic Cholinergic Receptor Measurements With [18F]FP-TZTP: Control and Competition Studies
Carson R, Kiesewetter D, Jagoda E, Der M, Herscovitch P, Eckelman W. Muscarinic Cholinergic Receptor Measurements With [18F]FP-TZTP: Control and Competition Studies. Cerebrovascular And Brain Metabolism Reviews 1998, 18: 1130-1142. PMID: 9778190, DOI: 10.1097/00004647-199810000-00010.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAnesthesiaAnesthetics, InhalationAnimalsBinding, CompetitiveBlood ProteinsBrainCholinesterase InhibitorsChromatography, Thin LayerFluorine RadioisotopesIsofluraneKineticsMacaca mulattaModels, NeurologicalPhysostigminePyridinesReceptors, MuscarinicThiazolesTomography, Emission-ComputedConceptsCholinergic receptorsBasal gangliaMuscarinic cholinergic receptorsPositron emission tomography studyM2 cholinergic receptorsMuscarinic cholinergic ligandEmission tomography studiesPositron emission tomographyBrain acetylcholineIntravenous infusionMuscarinic receptorsHigh AChE activityControl studyML xSubcortical regionsAlzheimer's diseaseGray matterCortical regionsEmission tomographyRhesus monkeysArterial input functionTomography studyCholinergic ligandsTracer injectionAChE activity