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
2020
O2.6. DELUSIONS ASSOCIATED WITH ABNORMAL FRONTOSTRIATAL EFFECTIVE CONNECTIVITY IN A SPECTRAL DCM ANALYSIS OF RESTING STATE FMRI
Okuneye V, Clementz B, Gershon E, Keshavan M, McDowell J, Pearlson G, Tamminga C, Sweeney J, Keedy S. O2.6. DELUSIONS ASSOCIATED WITH ABNORMAL FRONTOSTRIATAL EFFECTIVE CONNECTIVITY IN A SPECTRAL DCM ANALYSIS OF RESTING STATE FMRI. Schizophrenia Bulletin 2020, 46: s5-s5. PMCID: PMC7234244, DOI: 10.1093/schbul/sbaa028.011.Peer-Reviewed Original ResearchR-DLPFCEffective connectivityState effective connectivityDelusional severityPrefrontal cortexState fMRIRight dorsolateral prefrontal cortexVentrolateral prefrontal cortexDynamic causal modelingDorsolateral prefrontal cortexSignificant effective connectivityEffective connectivity resultsEffective connectivity differencesSpectral dynamic causal modelingResting-state fMRISubcortical brain regionsIntermediate Phenotypes (B-SNIP) studyNeurocognitive processesFMRI studyFrontostriatal connectivityPrediction errorVLPFCFalse beliefsDelusion severityDLPFC