2023
Association between perceived stress and brain structure volumes in older adults without late-life depression: a key role for the thalamus?
Anam A, Wang L, Pearlson G. Association between perceived stress and brain structure volumes in older adults without late-life depression: a key role for the thalamus? American Journal Of Geriatric Psychiatry 2023, 31: s61-s62. DOI: 10.1016/j.jagp.2022.12.221.Peer-Reviewed Original ResearchLate-life depressionThalamus volumeEarly life stressHC groupLLD groupPrefrontal cortexOlder adultsAnterior cingulateBrain volumeControl groupDuke Depression Evaluation ScheduleMontgomery-Asberg Depression Rating ScaleSimilar findingsHealthy control subjectsDepression Rating ScaleIntracranial brain volumeSignificant differencesSignificant correlationConnecticut Health CenterDorsal anterior cingulateSubcortical brain regionsStandardized acquisition protocolBrain structure volumesVentral anterior cingulateInstitutional review board
2022
Acute cannabis-related alterations in an fMRI time estimation task
Patel K, Stevens M, Adhikari S, Book G, Mubeen M, Pearlson G. Acute cannabis-related alterations in an fMRI time estimation task. 2022 DOI: 10.26828/cannabis.2022.02.000.26.Peer-Reviewed Original ResearchMedial temporal cortexPosterior cingulate cortexSomatosensory motor cortexPremotor cortexMotor cortexTemporal cortexMedial prefrontal cortexCingulate cortexFrontal cortexLong-duration stimuliAnterior cingulateInferior frontal cortexVisual cortexBrain activation differencesMultiple comparison correctionPlacebo conditionActivation differencesDuration stimuliPrefrontal cortexVisual areasOccipital junctionDose-related mannerMid-cingulate cortexSignificant activation differencesPopular recreational drug
1998
SPECT brain blood flow changes with continuous ligand infusion during previously-learned WCST performance
Tien A, Schlaepfer T, Orr W, Pearlson G. SPECT brain blood flow changes with continuous ligand infusion during previously-learned WCST performance. Psychiatry Research 1998, 82: 47-52. PMID: 9645550, DOI: 10.1016/s0925-4927(98)00003-1.Peer-Reviewed Original ResearchConceptsWisconsin Card Sorting TestBrain blood flow changesBlood flow changesInferior parietal cortexBrain activation patternsBilateral inferior frontalBlood flowNormal subjectsTemporal cortexAnterior cingulateParietal cortexCard Sorting TestInferior frontalInfusionWCST performanceFlow changesCortexSorting TestHippocampusCaudateCingulate