2021
In vivo evidence of lower synaptic vesicle density in schizophrenia
Radhakrishnan R, Skosnik PD, Ranganathan M, Naganawa M, Toyonaga T, Finnema S, Hillmer AT, Esterlis I, Huang Y, Nabulsi N, Carson RE, D’Souza D. In vivo evidence of lower synaptic vesicle density in schizophrenia. Molecular Psychiatry 2021, 26: 7690-7698. PMID: 34135473, DOI: 10.1038/s41380-021-01184-0.Peer-Reviewed Original ResearchConceptsSynaptic vesicle densityHealthy controlsVesicle densityHigh-resolution research tomographySynaptic densitySCZ patientsVivo measuresNovel positron emission tomography (PET) ligandGender-matched healthy controlsCumulative antipsychotic exposurePositron emission tomography (PET) ligandSynaptic spine densityPsychosis symptom severityGray matter volumeJ bindingAntipsychotic exposureSpine densityDisease progressionFrontal cortexOccipital cortexTomography ligandTemporal cortexAnterior cingulateVivo findingsParietal cortex
2019
Effects of age, BMI and sex on the glial cell marker TSPO — a multicentre [11C]PBR28 HRRT PET study
Tuisku J, Plavén-Sigray P, Gaiser EC, Airas L, Al-Abdulrasul H, Brück A, Carson RE, Chen MK, Cosgrove KP, Ekblad L, Esterlis I, Farde L, Forsberg A, Halldin C, Helin S, Kosek E, Lekander M, Lindgren N, Marjamäki P, Rissanen E, Sucksdorff M, Varrone A, Collste K, Gallezot J, Hillmer A, Huang Y, Höglund C, Johansson J, Jucaite A, Lampa J, Nabulsi N, Pittman B, Sandiego C, Stenkrona P, Rinne J, Matuskey D, Cervenka S. Effects of age, BMI and sex on the glial cell marker TSPO — a multicentre [11C]PBR28 HRRT PET study. European Journal Of Nuclear Medicine And Molecular Imaging 2019, 46: 2329-2338. PMID: 31363804, PMCID: PMC6717599, DOI: 10.1007/s00259-019-04403-7.Peer-Reviewed Original ResearchConceptsBody mass indexPositron emission tomographyEffect of ageMultilinear analysis 1PET centersGlobal gray matterMass indexSubgroup analysisClinical studiesTSPO levelsHealthy subjectsTurku PET CentreHealthy volunteersPositive correlationTemporal cortexTSPO genotypeIndividual biological propertiesMale subjectsPurposeThe purposeConclusionThese findingsLinear mixed effects modelsGray matterParietal cortexSignificant negative correlationEmission tomography
1995
Physiological activation of a cortical network during performance of the Wisconsin Card Sorting Test: A positron emission tomography study
Berman K, Ostrem J, Randolph C, Gold J, Goldberg T, Coppola R, Carson R, Herscovitch P, Weinberger D. Physiological activation of a cortical network during performance of the Wisconsin Card Sorting Test: A positron emission tomography study. Neuropsychologia 1995, 33: 1027-1046. PMID: 8524452, DOI: 10.1016/0028-3932(95)00035-2.Peer-Reviewed Original ResearchConceptsWisconsin Card Sorting TestDorsolateral prefrontal cortexCard Sorting TestSorting TestSensorimotor control taskPhysiological activationInferior parietal lobuleInferior temporal cortexCognitive operationsPrefrontal lesionsMemory componentsNeuropsychological testsVisual associationParietal lobulePositron emission tomographyPrefrontal cortexNeural circuitryControl taskCortical networksTemporal cortexWCST activationExperiential phenomenaFrontal cortexPositron emission tomography studyRegional cerebral blood flow
1991
Dissociation of object and spatial visual processing pathways in human extrastriate cortex.
Haxby JV, Grady CL, Horwitz B, Ungerleider LG, Mishkin M, Carson RE, Herscovitch P, Schapiro MB, Rapoport SI. Dissociation of object and spatial visual processing pathways in human extrastriate cortex. Proceedings Of The National Academy Of Sciences Of The United States Of America 1991, 88: 1621-1625. PMID: 2000370, PMCID: PMC51076, DOI: 10.1073/pnas.88.5.1621.Peer-Reviewed Original ResearchConceptsExtrastriate cortexRegional cerebral blood flowDissociation of ObjectPrimate extrastriate cortexCerebral blood flowHealthy young menExtrastriate visual pathwaysHuman extrastriate cortexPositron emission tomographyAnterior temporal cortexSuperior parietal cortexLateral occipital cortexNew cortical areasSensorimotor control taskVisual extrastriate cortexBolus injectionOccipital cortexBlood flowCortical areasTemporal cortexNeuroanatomical locationVisual pathwayParietal cortexVisual processing pathwayEmission tomography