Alterations in Volume and Intrinsic Resting-State Functional Connectivity Detected at Brain MRI in Individuals with Opioid Use Disorder.
Mehta S, Peterson H, Ye J, Ibrahim A, Saeed G, Linsky S, Kreinin I, Tsang S, Nwanaji-Enwerem U, Raso A, Arora J, Tokoglu F, Yip S, Hahn C, Lacadie C, Greene A, Jeon S, Constable R, Barry D, Redeker N, Yaggi H, Scheinost D, Weintraub E. Alterations in Volume and Intrinsic Resting-State Functional Connectivity Detected at Brain MRI in Individuals with Opioid Use Disorder. Radiology 2024, 313: e240514. PMID: 39656127, DOI: 10.1148/radiol.240514.Peer-Reviewed Original ResearchConceptsHealthy control participantsRight medial temporal lobeOpioid use disorderFunctional brain alterationsMedial temporal lobeOpioid use disorder groupFunctional connectivityUse disorderControl participantsBrain alterationsIntrinsic resting-state functional connectivityTemporal lobeMedial prefrontal cortex volumesVoxel-wise linear regressionT1-weighted MRIResting-state functional connectivityFamily-wise error correctionPrefrontal cortex volumeResting-state functional MRIIncreased functional connectivityIntrinsic connectivity distributionFunctional MRI studiesFemale participantsRegional brain volumesAssess group differencesA shared spatial topography links the functional connectome correlates of cocaine use disorder and dopamine D2/3 receptor densities
Ricard J, Labache L, Segal A, Dhamala E, Cocuzza C, Jones G, Yip S, Chopra S, Holmes A. A shared spatial topography links the functional connectome correlates of cocaine use disorder and dopamine D2/3 receptor densities. Communications Biology 2024, 7: 1178. PMID: 39300138, PMCID: PMC11413242, DOI: 10.1038/s42003-024-06836-9.Peer-Reviewed Original ResearchConceptsCocaine use disorderPatterns of functional connectivityUse disorderFunctional connectivityReceptor densityLarge-scale functional brain networksMaintenance of substance useDopamine D2/3 receptorsDopamine receptor densityCortico-striatal circuitsProfile of functional connectivitySubstance use disordersFunctional brain networksNeurotransmitter receptor densityD2/3 receptorsDopamine systemTransporter bindingSubcortical systemsBrain networksSubstance useCocaineSpatial topographyDisordersDopamineBiological mechanismsCOCAINE SELF-ADMINISTRATION BEHAVIOR IS ASSOCIATED WITH SUBCORTICAL AND CORTICAL GRAY MATTER IN INDIVIDUALS WITH COCAINE USE DISORDER
Kohler R, Zhornitsky S, Potenza M, Yip S, Worhunsky P, Angarita G. COCAINE SELF-ADMINISTRATION BEHAVIOR IS ASSOCIATED WITH SUBCORTICAL AND CORTICAL GRAY MATTER IN INDIVIDUALS WITH COCAINE USE DISORDER. Drug And Alcohol Dependence 2024, 260: 110081. DOI: 10.1016/j.drugalcdep.2023.110081.Peer-Reviewed Original ResearchInvestigating Brain State Engagement Variability in Individuals With Opioid Use Disorder Using Naturalistic and Task-Based fMRI Data
Ye J, Mehta S, Peterson H, Ibrahim A, Saeed G, Linsky S, Kreinin I, Tsang S, Nwanaji-Enwerem U, Raso A, Yip S, Tokoglu F, Arora J, Constable R, Barry D, Redeker N, Yaggi H, Scheinost D. Investigating Brain State Engagement Variability in Individuals With Opioid Use Disorder Using Naturalistic and Task-Based fMRI Data. Biological Psychiatry 2024, 95: s6. DOI: 10.1016/j.biopsych.2024.02.022.Peer-Reviewed Original ResearchCocaine self-administration behavior is associated with subcortical and cortical morphometry measures in individuals with cocaine use disorder
Kohler R, Zhornitsky S, Potenza M, Yip S, Worhunsky P, Angarita G. Cocaine self-administration behavior is associated with subcortical and cortical morphometry measures in individuals with cocaine use disorder. The American Journal Of Drug And Alcohol Abuse 2024, 50: 345-356. PMID: 38551365, PMCID: PMC11305926, DOI: 10.1080/00952990.2024.2318585.Peer-Reviewed Original ResearchGray-matter volumeSelf-administer cocaineSelf-administration behaviorCocaine use disorderSelf-administrationGray-matterFrontal cortexUse disorderCocaine self-administration behaviorSelf-administered cocaine infusionsCocaine self-administrationSelf-administration paradigmInfusions self-administeredSelf-report assessmentsCortical brain regionsStructural MRI dataFR1 scheduleInsular thicknessCocaine infusionsPredisposing vulnerabilitiesCocaine consumptionCocaine useBrain regionsBilateral regionsLimbic system