2024
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 differences
2023
Altered Brain Dynamics Across Bipolar Disorder and Schizophrenia During Rest and Task Switching Revealed by Overlapping Brain States
Ye J, Sun H, Gao S, Dadashkarimi J, Rosenblatt M, Rodriguez R, Mehta S, Jiang R, Noble S, Westwater M, Scheinost D. Altered Brain Dynamics Across Bipolar Disorder and Schizophrenia During Rest and Task Switching Revealed by Overlapping Brain States. Biological Psychiatry 2023, 94: 580-590. PMID: 37031780, PMCID: PMC10524212, DOI: 10.1016/j.biopsych.2023.03.024.Peer-Reviewed Original ResearchConceptsAberrant brain dynamicsMultiple brain statesBipolar disorderTask-based functional magnetic resonanceFunctional magnetic resonanceAltered brain dynamicsBrain statesTask-based functional magnetic resonance imagingFunctional magnetic resonance imagingMagnetic resonance imagingHealthy control participantsBrain dynamicsSignificant group differencesMagnetic resonanceMultivariate analysisResonance imagingSchizophreniaTime pointsControl participantsGroup differencesNeural mechanismsOlder participantsPreliminary evidenceDynamic alterationsDisorders