2024
Towards a neurodevelopmental model of bipolar disorder: a critical review of trait- and state-related functional neuroimaging in adolescents and young adults
Colic L, Sankar A, Goldman D, Kim J, Blumberg H. Towards a neurodevelopmental model of bipolar disorder: a critical review of trait- and state-related functional neuroimaging in adolescents and young adults. Molecular Psychiatry 2024, 1-13. PMID: 39333385, DOI: 10.1038/s41380-024-02758-4.Peer-Reviewed Original ResearchFunctional magnetic resonance imagingVentral prefrontal cortexBipolar disorderPrefrontal cortexNeurodevelopmental modelBrain systemsMood statesFunctional magnetic resonance imaging studyModel of bipolar disorderProcessing of rewardAcute mood statesRegulation of emotionVentral cortical regionsYoung adultsFunctional imaging findingsTrait vulnerabilityMood episodesSyndromal BDNeuroimaging evidenceFunctional neuroanatomyBrain differencesNeuroimaging studiesNeurodevelopmental mechanismsPrecentral gyrusBrain regionsMagnetic resonance imaging of regional gray matter volume in persons who died by suicide
Deininger-Czermak E, Spencer L, Zoelch N, Sankar A, Gascho D, Guggenberger R, Mathieu S, Thali M, Blumberg H. Magnetic resonance imaging of regional gray matter volume in persons who died by suicide. Molecular Psychiatry 2024, 1-5. PMID: 39237718, DOI: 10.1038/s41380-024-02730-2.Peer-Reviewed Original ResearchGray matter volumeMatter volumeBrain regionsIn vivo neuroimaging researchRegional gray matter volumeGray matter volume measurementsBrain voxel-based analysisStudy of suicideEmotion regulationNeuroimaging researchSuicide attemptsSelf-perceptionSuicideCompare personsMagnetic resonance imagingSuicide deathsPersonsBrainAmygdalaInsulaStriatumNeuroimagingMotivationIndividualsHypothesisDeficits in prefrontal metabotropic glutamate receptor 5 are associated with functional alterations during emotional processing in bipolar disorder
Asch R, Worhunsky P, Davis M, Holmes S, Cool R, Boster S, Carson R, Blumberg H, Esterlis I. Deficits in prefrontal metabotropic glutamate receptor 5 are associated with functional alterations during emotional processing in bipolar disorder. Journal Of Affective Disorders 2024, 361: 415-424. PMID: 38876317, PMCID: PMC11250898, DOI: 10.1016/j.jad.2024.06.025.Peer-Reviewed Original ResearchMetabotropic glutamate receptor 5Bipolar disorderGlutamate receptor 5Positron emission tomographyFear processingEmotional processingAssociated with greater activationEmotion processing taskAssociated with impulsivityFunctional brain differencesAssociated with functional alterationsParietal brain regionsPathology of BDIncreased cortical activityAssociated with difficultiesDepressive disorderHealthy comparisonReceptor availabilityBrain differencesPre/postcentral gyriAttention difficultiesGreater activationBrain regionsPsychomotor functionTreatment development
2022
Rethinking “aggression” and impulsivity in bipolar disorder: Risk, clinical and brain circuitry features
Drachman R, Colic L, Sankar A, Spencer L, Goldman DA, Villa LM, Kim JA, Oquendo MA, Pittman B, Blumberg HP. Rethinking “aggression” and impulsivity in bipolar disorder: Risk, clinical and brain circuitry features. Journal Of Affective Disorders 2022, 303: 331-339. PMID: 35181384, PMCID: PMC9109470, DOI: 10.1016/j.jad.2022.02.047.Peer-Reviewed Original ResearchConceptsSubstance use disordersChildhood Trauma QuestionnaireChildhood maltreatmentBarratt Impulsiveness Scale scoresBipolar disorderAnterior cingulate cortexEmotional childhood maltreatmentElevated mood statesBIS total scoreBilateral orbitofrontal cortexMotor impulsivenessSuicide attemptsOrbitofrontal cortexImpulsiveness scoresMood statesBehavioral dyscontrolCingulate cortexBehavioral constructsTrauma QuestionnaireBrain circuitrySocial behaviorElevated aggressionModest sample sizeBrain regionsSuicide ideationNeuroimaging Studies of Brain Structure in Older Adults with Bipolar Disorder: A Review
Rajashekar N, Blumberg HP, Villa LM. Neuroimaging Studies of Brain Structure in Older Adults with Bipolar Disorder: A Review. Journal Of Psychiatry And Brain Science 2022, 7: e220006. PMID: 36092855, PMCID: PMC9453888, DOI: 10.20900/jpbs.20220006.Peer-Reviewed Original ResearchBipolar disorderWhite matterBrain regionsBrain differencesDiffusion-weighted magnetic resonance imaging studiesOlder adultsMagnetic resonance imaging studyMood-stabilizing medicationsWhite matter findingsGray matter reductionsLater lifeCommon mood disorderYounger age groupsResonance imaging studyStructural brain differencesSubcortical brain regionsAdverse outcomesCognitive dysfunctionBrain changesClinical dataMood disordersProtective effectElevated riskHigh riskCognitive symptoms
2021
A graph theory‐based whole brain approach to assess mood state differences in adolescents and young adults with bipolar disorder
Goldman DA, Sankar A, Colic L, Villa L, Kim JA, Pittman B, Constable RT, Scheinost D, Blumberg HP. A graph theory‐based whole brain approach to assess mood state differences in adolescents and young adults with bipolar disorder. Bipolar Disorders 2021, 24: 412-423. PMID: 34665907, PMCID: PMC9016085, DOI: 10.1111/bdi.13144.Peer-Reviewed Original ResearchConceptsLenticular nucleusFunctional connectivityPrefrontal cortexMood statesYoung adultsLimited brain regionsAcute mood statesRight lenticular nucleusBipolar I disorderDorsal prefrontal cortexPrevious neuroimaging studiesWhole-brain approachTemporal functional connectivityFunctional magnetic resonanceLeft prefrontal cortexBrain dysfunctionContralateral homologuesHealthy controlsI disordersDepression scoresICD increasesRight cerebellumBipolar disorderEarly interventionBrain regions
2009
Functional and Structural Connectivity Between the Perigenual Anterior Cingulate and Amygdala in Bipolar Disorder
Wang F, Kalmar JH, He Y, Jackowski M, Chepenik LG, Edmiston E, Tie K, Gong G, Shah MP, Jones M, Uderman J, Constable RT, Blumberg HP. Functional and Structural Connectivity Between the Perigenual Anterior Cingulate and Amygdala in Bipolar Disorder. Biological Psychiatry 2009, 66: 516-521. PMID: 19427632, PMCID: PMC2830492, DOI: 10.1016/j.biopsych.2009.03.023.Peer-Reviewed Original ResearchConceptsPerigenual anterior cingulate cortexHealthy comparison subjectsBipolar disorderFunctional magnetic resonance imagingDiffusion tensor imagingFunctional connectivityWhite matterFractional anisotropyHC groupPerigenual anterior cingulateAnterior cingulate cortexMagnetic resonance imagingGray matter structuresRegional fractional anisotropyWhite matter connectivityEmotional processingFunctional connectivity measuresSignificant positive associationBD groupComparison subjectsAnterior cingulateCingulate cortexResonance imagingSignificant associationBrain regions
2006
Neuroimaging of emotional brain circuitry in bipolar disorder
Weder N, Chepenik L, Kalmar J, Blumberg H. Neuroimaging of emotional brain circuitry in bipolar disorder. Current Psychosis And Therapeutics Reports 2006, 4: 159-166. DOI: 10.1007/bf02629390.Peer-Reviewed Original ResearchNeural systemsVentral striatumRegulation of emotionEmotional brain circuitryVentral prefrontal cortexBipolar disorderMotivational behaviorPrefrontal cortexNeurodevelopmental trajectoriesCore featuresBrain circuitryMood-stabilizing medicationsBrain regionsBrain structuresPathophysiologic mechanismsResearch directionsNew research directionsRegional abnormalitiesBeneficial effectsAbnormalitiesEmotionsDisordersStriatumCircuitryAdolescents