2023
Intrinsic neural timescales in autism spectrum disorder and schizophrenia. A replication and direct comparison study
Uscătescu L, Kronbichler M, Said-Yürekli S, Kronbichler L, Calhoun V, Corbera S, Bell M, Pelphrey K, Pearlson G, Assaf M. Intrinsic neural timescales in autism spectrum disorder and schizophrenia. A replication and direct comparison study. Schizophrenia 2023, 9: 18. PMID: 36997542, PMCID: PMC10063601, DOI: 10.1038/s41537-023-00344-1.Peer-Reviewed Original ResearchIntrinsic neural timescalesPatient groupBrain areasLeft lateral occipital gyrusRight post-central gyrusAutism spectrum disorderNeural timescalesPost-central gyrusLateral occipital gyrusDirect comparison studiesSpectrum disorderOccipital gyrusSymptom severitySchizophreniaGroup differencesGyrusDisordersPresent studyGroupSeverity
2018
T22. PITUITARY GLAND VOLUME DIFFERENCES IN INDIVIDUALS WITH PSYCHOSIS: RESULTS FROM THE BIPOLAR-SCHIZOPHRENIA NETWORK ON INTERMEDIATE PHENOTYPES (B-SNIP) STUDY
Guimond S, Tingue S, Devenyi G, Tang Y, Mike L, Chakravarty M, Sweeney J, Pearlson G, Clementz B, Tamminga C, Keshavan M. T22. PITUITARY GLAND VOLUME DIFFERENCES IN INDIVIDUALS WITH PSYCHOSIS: RESULTS FROM THE BIPOLAR-SCHIZOPHRENIA NETWORK ON INTERMEDIATE PHENOTYPES (B-SNIP) STUDY. Schizophrenia Bulletin 2018, 44: s121-s121. PMCID: PMC5888564, DOI: 10.1093/schbul/sby016.298.Peer-Reviewed Original ResearchPituitary gland volumeLarger pituitary glandsDuration of illnessHealthy controlsGland volumePituitary glandPsychotic bipolar disorderSymptom severityBipolar-Schizophrenia NetworkPituitary volumeSchizoaffective disorderLarger pituitary gland volumesClinical diagnosisLarger pituitary volumeSubgroup of patientsSignificant main effectGreater symptom severitySignificant subgroup differencesIndependent t-testAdrenal axisPatient groupIntermediate Phenotypes (B-SNIP) consortiumMAGeT Brain algorithmStructural magnetic resonance imagesIntermediate Phenotypes (B-SNIP) study
2014
Multivariate analysis reveals genetic associations of the resting default mode network in psychotic bipolar disorder and schizophrenia
Meda SA, Ruaño G, Windemuth A, O’Neil K, Berwise C, Dunn SM, Boccaccio LE, Narayanan B, Kocherla M, Sprooten E, Keshavan MS, Tamminga CA, Sweeney JA, Clementz BA, Calhoun VD, Pearlson GD. Multivariate analysis reveals genetic associations of the resting default mode network in psychotic bipolar disorder and schizophrenia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: e2066-e2075. PMID: 24778245, PMCID: PMC4024891, DOI: 10.1073/pnas.1313093111.Peer-Reviewed Original ResearchConceptsDefault mode networkPsychotic bipolar disorderUnaffected first-degree relativesFirst-degree relativesSZ probandsResting-state functional MRI scansBipolar disorderMode networkFunctional MRI scansLong-term potentiationBrain's default mode networkGlobal enrichment analysisSubset of controlsPatient groupHealthy controlsDMN modulationDrug treatmentImmune responsePsychiatric disordersStudy subjectsMRI scansDMN connectivityMultivariate analysisFunctional connectivitySchizophrenia
1997
Quantification of Neuroreceptors in the Living Human Brain
Wong *, Pearlson ‡, Tune ‡, Young *, Meltzer *, Dannals *, Ravert *, Reith *, Kuhar †, Gjedde ¶. Quantification of Neuroreceptors in the Living Human Brain. Cerebrovascular And Brain Metabolism Reviews 1997, 17: 331-342. PMID: 9119906, DOI: 10.1097/00004647-199703000-00010.Peer-Reviewed Original ResearchConceptsD2-like dopamine receptorsDrug-naive schizophrenic patientsDopamine receptorsSchizophrenic patientsIllness patientsPatient groupControl subjectsReceptor densityD2 dopamine receptor densityDrug-naive schizophreniaDopamine receptor densityLiving Human BrainBipolar affective illnessD2 dopamine receptorsQuantification of NeuroreceptorsPositron emission tomographyEffect of ageBrain uptakeAffective illnessBipolar illnessNonpsychotic patientsCaudate nucleusNormal controlsNormal volunteersPatientsQuantitative MRI volume changes in late onset schizophrenia and Alzheimer's disease compared to normal controls
Barta P, Powers R, Aylward E, Chase G, Harris G, Rabins P, Tune L, Pearlson G. Quantitative MRI volume changes in late onset schizophrenia and Alzheimer's disease compared to normal controls. Psychiatry Research 1997, 68: 65-75. PMID: 9104754, DOI: 10.1016/s0925-4927(96)02751-5.Peer-Reviewed Original ResearchConceptsMagnetic resonance imagingOnset schizophreniaAlzheimer's diseaseNormal controlsMRI volume changesLate-onset schizophreniaLateral temporal lobe structuresNon-cognitive symptomsModerate cognitive impairmentTemporal lobe structuresAnterior superior temporal gyrusNormal elderly controlsMedial temporal regionsSuperior temporal gyrusPatient groupSTG volumeAD patientsElderly controlsCognitive impairmentResonance imagingTemporal gyrusTemporal regionsPatientsLobe structuresDisease
1995
Cingulate gyrus in schizophrenic patients and normal volunteers
Noga J, Aylward E, Barta P, Pearlson G. Cingulate gyrus in schizophrenic patients and normal volunteers. Psychiatry Research 1995, 61: 201-208. PMID: 8748465, DOI: 10.1016/0925-4927(95)02612-2.Peer-Reviewed Original ResearchConceptsSeverity of hallucinationsCingulate gyrusNormal volunteersMagnetic resonance imaging sectionsPosterior cingulate gyrusPatient groupSchizophrenic patientsBrain volumeParental socioeconomic statusCingulate regionsPatientsCingulate structuresSocioeconomic statusInverse correlationGyrusInterrater reliabilityBonferroni correctionSchizophreniaSeverityVolunteersHallucinationsImaging sectionsLateral asymmetryGroup
1991
Centrum semiovale white matter CT changes associated with normal ageing, Alzheimer's disease and late life depression with and without reversible dementia
Pearlson G, Rabins P, Burns A. Centrum semiovale white matter CT changes associated with normal ageing, Alzheimer's disease and late life depression with and without reversible dementia. Psychological Medicine 1991, 21: 321-328. PMID: 1876637, DOI: 10.1017/s0033291700020420.Peer-Reviewed Original ResearchConceptsAlzheimer's diseaseCT attenuation numbersGray matterAttenuation numberCranial CT scanLate-life depressionElderly patientsReversible dementiaPatient groupCT changesLife depressionMajor depressionCentrum semiovaleAttenuation valuesCT scanNormal controlsElderly controlsNeuropsychological evaluationNormal agingDiseasePatientsDepressionCognitive tasksDementiaReliable means
1990
Confrontation naming deficit in dementia of depression
Speedie L, Rabins P, Pearlson G, Moberg P. Confrontation naming deficit in dementia of depression. Journal Of Neuropsychiatry 1990, 2: 59-63. PMID: 2136062, DOI: 10.1176/jnp.2.1.59.Peer-Reviewed Original ResearchConceptsDementia of depressionDelayed visual memoryIrreversible dementiaMemory taskVisual memoryFree recallLanguage abilityNondepressed control subjectsDepressed patientsMemoryCognitive impairmentNormal cognitionElderly depressed patientsRecallDepressionTaskDementiaMajor depressionReversible dementiaPatient groupControl subjectsCognitionPatientsDeficitsConfrontation
1987
Olfactory Recognition: Differential Impairments in Early and Late Huntington's and Alzheimer's Diseases
Moberg P, Pearlson G, Speedie L, Lipsey J, Strauss M, Folstein S. Olfactory Recognition: Differential Impairments in Early and Late Huntington's and Alzheimer's Diseases. Journal Of Clinical And Experimental Neuropsychology 1987, 9: 650-664. PMID: 2961789, DOI: 10.1080/01688638708405208.Peer-Reviewed Original ResearchConceptsHuntington's diseaseOverall patient groupOlfactory brain regionsPatient groupAlzheimer groupSenile dementiaAlzheimer typeNormal controlsDisease processPatientsAlzheimer's diseaseBrain regionsCognitive deficitsHuntington's patientsGlobal impairmentDiseaseOlfactory discriminationOlfactory paradigmVisual performanceDifferential impairmentImpairmentDeficitsGroupOlfactory recognitionDementia
1985
Symptomatic, Familial, Perinatal, and Social Correlates of Computerized Axial Tomography (CAT) Changes in Schizophrenics and Bipolars
PEARLSON G, GARBACZ D, MOBERG P, AHN H, DEPAULO J. Symptomatic, Familial, Perinatal, and Social Correlates of Computerized Axial Tomography (CAT) Changes in Schizophrenics and Bipolars. The Journal Of Nervous And Mental Disease 1985, 173: 42-50. PMID: 3965611, DOI: 10.1097/00005053-198501000-00007.Peer-Reviewed Original ResearchConceptsVentricular enlargementFamily historyNegative symptomsComputerized axial tomography scanLateral ventricular enlargementAxial tomography scanPast psychiatric historyEarly brain damageMarked ventricular enlargementSubgroup of schizophrenicsPoor premorbid adjustmentLateral ventricularTomography changesBrain ratioPatient groupBrain damageTomography scanPsychiatric illnessPsychiatric historyBipolar patientsNormal controlsEarly onsetPatientsPremorbid adjustmentSignificant proportion
1984
Lateral ventricular enlargement associated with persistent unemployment and negative symptoms in both schizophrenia and bipolar disorder
Pearlson G, Garbacz D, Breakey W, Ahn H, DePaulo J. Lateral ventricular enlargement associated with persistent unemployment and negative symptoms in both schizophrenia and bipolar disorder. Psychiatry Research 1984, 12: 1-9. PMID: 6589656, DOI: 10.1016/0165-1781(84)90133-1.Peer-Reviewed Original Research