2003
MRI and PET Study of Deficits in Hippocampal Structure and Function in Women With Childhood Sexual Abuse and Posttraumatic Stress Disorder
Bremner JD, Vythilingam M, Vermetten E, Southwick SM, McGlashan T, Nazeer A, Khan S, Vaccarino LV, Soufer R, Garg PK, Ng CK, Staib LH, Duncan JS, Charney DS. MRI and PET Study of Deficits in Hippocampal Structure and Function in Women With Childhood Sexual Abuse and Posttraumatic Stress Disorder. American Journal Of Psychiatry 2003, 160: 924-932. PMID: 12727697, DOI: 10.1176/appi.ajp.160.5.924.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderChildhood sexual abuseHippocampal volumeEarly childhood sexual abuseHippocampal structureHippocampal functionAbuse-related posttraumatic stress disorderStress disorderSmaller hippocampal volumesPositron emission tomographySexual abuseVerbal declarative memory tasksAnimal studiesBrain areasDeclarative memory taskEmission tomographyPET studiesHippocampal activationWomenEarly stressHippocampusAbused womenDisordersAbuseMagnetic resonanceNeural correlates of declarative memory for emotionally valenced words in women with posttraumatic stress disorder related to early childhood sexual abuse
Bremner JD, Vythilingam M, Vermetten E, Southwick SM, McGlashan T, Staib LH, Soufer R, Charney DS. Neural correlates of declarative memory for emotionally valenced words in women with posttraumatic stress disorder related to early childhood sexual abuse. Biological Psychiatry 2003, 53: 879-889. PMID: 12742675, DOI: 10.1016/s0006-3223(02)01891-7.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderAbuse-related posttraumatic stress disorderMedial prefrontal cortexBrain areasPrefrontal cortexEarly childhood sexual abuseBlood flowChildhood abuse-related posttraumatic stress disorderSexual abuse-related posttraumatic stress disorderStress disorderChildhood sexual abuseCerebral blood flowPositron emission tomographic measurementsSpecific brain areasInferior temporal gyrusInferior parietal cortexMiddle frontal gyrusNeural correlatesTrauma-specific stimuliDeclarative memoryMotor cortexControl subjectsFrontal cortexSymptom provocationAnimal studies
2001
Reproducibility of in vivo brain measures of 5-HT2A receptors with PET and [18F]deuteroaltanserin
Soares J, van Dyck C, Tan P, Zoghbi S, Garg P, Soufer R, Baldwin R, Fujita M, Staley J, Fu X, Amici L, Seibyl J, Innis R. Reproducibility of in vivo brain measures of 5-HT2A receptors with PET and [18F]deuteroaltanserin. Psychiatry Research 2001, 106: 81-93. PMID: 11306248, DOI: 10.1016/s0925-4927(01)00071-3.Peer-Reviewed Original ResearchConceptsTest/retest reproducibilityPositron emission tomographyCortical brain areasIntra-class correlation coefficientRetest reproducibilityBrain areasBrain measuresHealthy human subjectsMean intra-class correlation coefficientOutcome measuresConstant infusionParent tracerBlood measurementsEmission tomographyNeuropsychiatric disordersPET measuresReceptorsHuman subjectsPET acquisitionMean intraEquilibrium imagingImaging methodInfusionBolusRTComparison of [18F]altanserin and [18F]deuteroaltanserin for PET imaging of serotonin2A receptors in baboon brain: pharmacological studies
Staley J, Van Dyck C, Tan P, Tikriti M, Ramsby Q, Klump H, Ng C, Garg P, Soufer R, Baldwin R, Innis R. Comparison of [18F]altanserin and [18F]deuteroaltanserin for PET imaging of serotonin2A receptors in baboon brain: pharmacological studies. Nuclear Medicine And Biology 2001, 28: 271-279. PMID: 11323237, DOI: 10.1016/s0969-8051(00)00212-2.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAnimalsBrainDeuteriumFemaleFluorine RadioisotopesKetanserinPapioRadiochemistryReceptors, SerotoninTomography, Emission-ComputedConceptsReceptor antagonist SR 46349BSerotonin2A receptorsSR 46349BReceptor radiotracerPharmacological specificityTime-activity curvesConstant infusionBaboon brainCortical activityDistribution volumePharmacological studiesPET imagingRadiotracerBrainReceptorsBaboonsPET imagesRegional distributionFenfluramineInfusionBolusGender differences in cognitive and neural correlates of remembrance of emotional words.
Bremner J, Soufer R, McCarthy G, Delaney R, Staib L, Duncan J, Charney D. Gender differences in cognitive and neural correlates of remembrance of emotional words. Psychopharmacology Bulletin 2001, 35: 55-78. PMID: 12397879.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultBrainCerebrovascular CirculationCognitionEmotionsFemaleHumansImage Processing, Computer-AssistedMaleMemoryMiddle AgedSex CharacteristicsTomography, Emission-ComputedConceptsEmotional wordsEmotional contentNeural correlatesWord pairsSuperior verbal memorySpecific cognitive functionsBilateral posterior hippocampusSuperior spatial memoryMedial prefrontal cortexGender differencesProcessing of informationNeutral wordsCognitive appraisalVerbal memoryPossible gender differencesHuman cognitionMemory performanceSet of listsGreater activationPosterior hippocampusPrefrontal cortexCognitive functionEmotional dimensionsSpatial memoryEmotional impact
2000
Myocardial blood-flow response during mental stress in patients with coronary artery disease
Arrighi J, Burg M, Cohen I, Kao A, Pfau S, Caulin-Glaser T, Zaret B, Soufer R. Myocardial blood-flow response during mental stress in patients with coronary artery disease. The Lancet 2000, 356: 310-311. PMID: 11071190, DOI: 10.1016/s0140-6736(00)02510-1.Peer-Reviewed Original ResearchMeSH KeywordsAmmoniaCase-Control StudiesCoronary CirculationCoronary DiseaseDipyridamoleHeartHumansNitrogen RadioisotopesStress, PsychologicalTomography, Emission-ComputedVasodilator AgentsPET quantification of 5-HT2A receptors in the human brain: a constant infusion paradigm with [18F]altanserin.
van Dyck CH, Tan PZ, Baldwin RM, Amici LA, Garg PK, Ng CK, Soufer R, Charney DS, Innis RB. PET quantification of 5-HT2A receptors in the human brain: a constant infusion paradigm with [18F]altanserin. Journal Of Nuclear Medicine 2000, 41: 234-41. PMID: 10688105.Peer-Reviewed Original ResearchConceptsConstant infusion paradigmInfusion paradigmFrontal cortexAnterior cingulateVenous blood samplingPathophysiology of schizophreniaLipophilic radiometabolitesIntravenous administrationInfusion periodHealthy volunteersPET acquisitionReceptor densityBlood samplingTime-activity curvesConstant infusionLinear regression analysisH onwardMetabolite concentrationsBrain activityRegression analysisCingulateCortexHuman brainReceptorsPET quantification
1999
Kinetic modeling of benzodiazepine receptor binding with PET and high specific activity [11C]Iomazenil in healthy human subjects
Bremner J, Horti A, Staib L, Zea‐Ponce Y, Soufer R, Charney D, Baldwin R. Kinetic modeling of benzodiazepine receptor binding with PET and high specific activity [11C]Iomazenil in healthy human subjects. Synapse 1999, 35: 68-77. PMID: 10579810, DOI: 10.1002/(sici)1098-2396(200001)35:1<68::aid-syn9>3.0.co;2-h.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultBrainCarbon RadioisotopesFlumazenilHumansKineticsMaleRadioligand AssayReceptors, GABA-ATomography, Emission-ComputedConceptsBenzodiazepine receptor bindingHealthy human subjectsReceptor bindingBenzodiazepine receptorsHuman subjectsBenzodiazepine receptor antagonistCompartment modelReceptor antagonistMultiple time pointsBolus injectionArterial samplesTime-activity curvesSPECT radioligandBrain tissueBrain tissue compartmentsPET imagingTime pointsPrior reportsRadioligandParent compoundTissue compartmentsRadioligand concentrationHigh specific activityWiley-LissReceptorsQuantitation of benzodiazepine receptor binding with PET [11C]iomazenil and SPECT [123I]iomazenil: preliminary results of a direct comparison in healthy human subjects
Bremner J, Baldwin R, Horti A, Staib L, Ng C, Tan P, Zea-Ponce Y, Zoghbi S, Seibyl J, Soufer R, Charney D, Innis R. Quantitation of benzodiazepine receptor binding with PET [11C]iomazenil and SPECT [123I]iomazenil: preliminary results of a direct comparison in healthy human subjects. Psychiatry Research 1999, 91: 79-91. PMID: 10515463, DOI: 10.1016/s0925-4927(99)00015-3.Peer-Reviewed Original ResearchConceptsPositron emission tomographyBenzodiazepine receptorsArterial blood samplesBenzodiazepine receptor bindingHealthy human subjectsHuman subjectsNeuroreceptor bindingSingle photon emissionSingle bolusOccipital cortexBlood samplesTemporal cortexEmission tomographyBrain compartmentsDynamic positron emission tomographyReceptor bindingSPECTSame human subjectsPhoton emissionCortexHuman brainRadioligandPreliminary findingsBrainReceptorsNeural correlates of exposure to traumatic pictures and sound in Vietnam combat veterans with and without posttraumatic stress disorder: a positron emission tomography study
Bremner J, Staib L, Kaloupek D, Southwick S, Soufer R, Charney D. Neural correlates of exposure to traumatic pictures and sound in Vietnam combat veterans with and without posttraumatic stress disorder: a positron emission tomography study. Biological Psychiatry 1999, 45: 806-816. PMID: 10202567, PMCID: PMC3233761, DOI: 10.1016/s0006-3223(98)00297-2.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderNon-PTSD subjectsBlood flowVietnam combat veteransCerebral blood flow responseStress disorderBlood flow responsePositron emission tomography studySymptoms of patientsCerebral blood flowSubcortical brain areasEmission tomography studiesCombat veteransMedial prefrontal cortexPositron emission tomographyInferior parietal cortexNeural correlatesVisuospatial processingPTSD subjectsPTSD patientsBrain areasLingual gyrusAnterior cingulatePosterior cingulateParietal cortex
1998
Myocardial viability: Seeking relevance and redefinition
Arrighi J, Soufer R. Myocardial viability: Seeking relevance and redefinition. Journal Of Nuclear Cardiology 1998, 5: 629-633. PMID: 9869486, DOI: 10.1016/s1071-3581(98)90118-0.Peer-Reviewed Original ResearchEffect of hyperinsulinemia on myocardial fluorine-18-FDG uptake.
Ng C, Soufer R, McNulty P. Effect of hyperinsulinemia on myocardial fluorine-18-FDG uptake. Journal Of Nuclear Medicine 1998, 39: 379-83. PMID: 9529278.Peer-Reviewed Original ResearchConceptsCoronary sinus blood samplesIschemic heart diseasePrevious myocardial infarctionCoronary sinus catheterizationEffect of insulinLeft anteriorMale patientsMyocardial infarctionHeart diseaseFDG injectionVascular bedBlood samplesAwake statePatientsGlucose uptakeMyocardial kineticsFDGCatheterizationInfarctionDiabetesBolusAnteriorInsulinDisease
1997
Effect of left ventricular function on the assessment of myocardial viability by technectium-99m sestamibi and correlation with positron emission tomography in patients with healed myocardial infarcts or stable angina pectoris, or both
Arrighi J, Ng C, Dey H, Wackers F, Soufer R. Effect of left ventricular function on the assessment of myocardial viability by technectium-99m sestamibi and correlation with positron emission tomography in patients with healed myocardial infarcts or stable angina pectoris, or both. The American Journal Of Cardiology 1997, 80: 1007-1013. PMID: 9352969, DOI: 10.1016/s0002-9149(97)00594-8.Peer-Reviewed Original ResearchConceptsCoronary artery diseasePositron emission tomographyLV dysfunctionArtery diseaseGroup 2Myocardial viabilityGroup 1Ejection fractionModerate coronary artery diseaseEmission tomographyModerate LV dysfunctionSevere LV dysfunctionStable angina pectorisLV ejection fractionGlobal LV dysfunctionAccuracy of technetiumSingle photon emissionSemiquantitative SPECTVentricular dysfunctionViability detectionAngina pectorisVentricular functionReduced perfusionSestamibi SPECTMyocardial infarctRadiosynthesis and PET imaging of [N-methyl-11C]LY257327 as a tracer for 5-HT transporters
Zea-Ponce Y, Baldwin R, Stratton M, Al-Tikriti M, Soufer R, Schaus J, Innis R. Radiosynthesis and PET imaging of [N-methyl-11C]LY257327 as a tracer for 5-HT transporters. Nuclear Medicine And Biology 1997, 24: 251-254. PMID: 9228659, DOI: 10.1016/s0969-8051(97)00062-0.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBrainCarrier ProteinsChromatography, High Pressure LiquidCitalopramFemaleIsotope LabelingMaleMembrane GlycoproteinsMembrane Transport ProteinsNerve Tissue ProteinsOvariectomyPapioParoxetinePiperazinesRadiopharmaceuticalsRatsRats, Sprague-DawleySelective Serotonin Reuptake InhibitorsSerotonin Plasma Membrane Transport ProteinsSpectrophotometry, UltravioletTetrahydronaphthalenesTomography, Emission-ComputedConceptsSelective serotonin reuptake inhibitor citalopramSerotonin reuptake inhibitor citalopramReuptake inhibitor citalopramHigh brain uptakeSame brain regionsPositron emission tomographySerotonergic areasBrain uptakeMin postinjectionNontarget ratioUseful agentBrain regionsEmission tomographyN-methylMCi/mumolPET imagingNonspecific uptakeVivo studiesPartial inhibitionRadiochemical purityRadioactivity concentrationThalamusStriatumSerotoninCitalopramPositron Emission Tomography Measurement of Cerebral Metabolic Correlates of Tryptophan Depletion—Induced Depressive Relapse
Bremner JD, Innis RB, Salomon RM, Staib LH, Ng CK, Miller HL, Bronen RA, Krystal JH, Duncan J, Rich D, Price LH, Malison R, Dey H, Soufer R, Charney DS. Positron Emission Tomography Measurement of Cerebral Metabolic Correlates of Tryptophan Depletion—Induced Depressive Relapse. JAMA Psychiatry 1997, 54: 364-374. PMID: 9107153, DOI: 10.1001/archpsyc.1997.01830160092012.Peer-Reviewed Original ResearchConceptsCerebral metabolic correlatesDepressive relapseBrain metabolismMajor depressionMiddle frontal gyrusOrbitofrontal cortexTryptophan depletionMetabolic correlatesPositron emission tomography scanningFrontal gyrusRelapse-prone patientsPathogenesis of depressionPositron emission tomography (PET) measurementsSerotonin reuptake inhibitorsSymptoms of patientsPositron emission tomographySingle photon emissionSpecific brain regionsDorsolateral prefrontal cortexReuptake inhibitorsPlasma tryptophanLimbic regionsCaudate nucleusDepressive symptomsPatientsPositron Emission Tomography Measurement of Cerebral Metabolic Correlates of Yohimbine Administration in Combat-Related Posttraumatic Stress Disorder
Bremner JD, Innis RB, Ng CK, Staib LH, Salomon RM, Bronen RA, Duncan J, Southwick SM, Krystal JH, Rich D, Zubal G, Dey H, Soufer R, Charney DS. Positron Emission Tomography Measurement of Cerebral Metabolic Correlates of Yohimbine Administration in Combat-Related Posttraumatic Stress Disorder. JAMA Psychiatry 1997, 54: 246-254. PMID: 9075465, DOI: 10.1001/archpsyc.1997.01830150070011.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderAdministration of yohimbineNorepinephrine releaseHealthy subjectsHealthy age-matched control subjectsAge-matched control subjectsStress disorderDouble-blind fashionPositron emission tomography (PET) measurementsBrain metabolic responsesCerebral metabolic correlatesBrain norepinephrine releaseSymptoms of anxietyPositron emission tomographyBrain metabolismControl subjectsYohimbine administrationPreclinical studiesMetabolic correlatesCaudate nucleusPatientsYohimbineVietnam combat veteransEmission tomographyOrbitofrontal cortex
1995
Synthesis and PET imaging of the benzodiazepine receptor tracer [N-methyl-11C]iomazenil
Baldwin R, Horti A, Bremner J, Stratton M, Dannals R, Ravert H, Zea-Ponce Y, Ng C, Dey H, Soufer R, Charney D, Mazza S, Sparks R, Stubbs J, Innis R. Synthesis and PET imaging of the benzodiazepine receptor tracer [N-methyl-11C]iomazenil. Nuclear Medicine And Biology 1995, 22: 659-665. PMID: 7581177, DOI: 10.1016/0969-8051(94)00139-b.Peer-Reviewed Original ResearchConceptsHuman biodistribution dataUrinary bladder wallReceptor tracerHealthy human volunteersPositron emission tomographyBladder wallHigh doseBenzodiazepine receptorsTime-activity curvesUseful agentSPECT studiesEmission tomographyHuman volunteersBiodistribution dataAdult baboonsMCi/mumolPET imagingRadiation dosesN-methylEffective dose equivalentInjectionPurity 99MinCortexDoseComparison of sestamibi single-photon emission computed tomography with positron emission tomography for estimating left ventricular myocarclial viability
Soufer R, Dey H, Ng C, Zaret B. Comparison of sestamibi single-photon emission computed tomography with positron emission tomography for estimating left ventricular myocarclial viability. The American Journal Of Cardiology 1995, 75: 1214-1219. PMID: 7778542, DOI: 10.1016/s0002-9149(99)80765-6.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedCoronary DiseaseDeoxyglucoseFluorine RadioisotopesFluorodeoxyglucose F18HumansMaleMiddle AgedMyocardial ContractionRadionuclide VentriculographyStroke VolumeTechnetium Tc 99m SestamibiTomography, Emission-ComputedTomography, Emission-Computed, Single-PhotonVentricular Function, LeftConceptsPositron emission tomographySestamibi single-photon emissionSingle photon emissionCoronary artery diseaseMyocardial viabilityInferior wallArtery diseaseEmission tomographyFDG positron emission tomographySubset of patientsRegional ejection fractionDiscordant segmentsNonviable segmentsEjection fractionMethoxyisobutyl isonitrileRadionuclide ventriculographySestamibi protocolBlood flowMyocardial segmentsPatientsViable segmentsFluorodeoxyglucoseMIBITomographyDiseaseRelationship between reverse redistribution on planar thallium scintigraphy and regional myocardial viability: a correlative PET study.
Soufer R, Dey H, Lawson A, Wackers F, Zaret B. Relationship between reverse redistribution on planar thallium scintigraphy and regional myocardial viability: a correlative PET study. Journal Of Nuclear Medicine 1995, 36: 180-7. PMID: 7830110.Peer-Reviewed Original ResearchConceptsPlanar thallium scintigraphyCardiac eventsThallium scintigraphyReverse redistributionChronic coronary artery diseasePET viabilityAbnormal regional wall motionPlanar thallium imagesMyocardial Infarction trialPercent of patientsFuture cardiac eventsFuture cardiovascular eventsCoronary artery diseaseFavorable clinical outcomeMyocardial metabolic activityRegional wall motion analysisRegional wall motionPercent of segmentsWall motion analysisPET criteriaCardiovascular eventsReperfusion therapyArtery diseaseClinical outcomesPrognostic value
1993
Metabolic imaging with positron emission tomography during myocardial reperfusion.
Soufer R. Metabolic imaging with positron emission tomography during myocardial reperfusion. American Journal Of Cardiac Imaging 1993, 7: 39-44. PMID: 10150107.Peer-Reviewed Original ResearchAnimalsFatty AcidsGlucoseMyocardial IschemiaMyocardial ReperfusionPalmitatesTomography, Emission-Computed