2024
Magnetic 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 deathsPersonsBrainAmygdalaInsulaStriatumNeuroimagingMotivationIndividualsHypothesisBlood epigenome-wide association studies of suicide attempt in adults with bipolar disorder
Mirza S, Lima C, Del Favero-Campbell A, Rubinstein A, Topolski N, Cabrera-Mendoza B, Kovács E, Blumberg H, Richards J, Williams A, Wemmie J, Magnotta V, Fiedorowicz J, Gaine M, Walss-Bass C, Quevedo J, Soares J, Fries G. Blood epigenome-wide association studies of suicide attempt in adults with bipolar disorder. Translational Psychiatry 2024, 14: 70. PMID: 38296944, PMCID: PMC10831084, DOI: 10.1038/s41398-024-02760-y.Peer-Reviewed Original ResearchConceptsEpigenome-wide association studiesDifferentially methylated regionsDifferentially methylated positionsAssociation studiesCo-methylation network analysisBipolar disorderDNA methylation patternsSuicide attemptsReplication cohortHistory of SAGene ontology analysisSignificant CpG sitesMethylation patternsDNA methylationCpG sitesOntology analysisImmune-related genesEnrichment analysisNon-psychiatric controlsCalcium signalingGenesDNAClinical interviewSA historyNetwork analysis
2022
Aging of the brain in bipolar disorder: Illness- and onset-related effects in cortical thickness and subcortical gray matter volume
Villa L, Colic L, Kim J, Sankar A, Goldman D, Lessing B, Pittman B, Alexopoulos G, van Dyck C, Blumberg H. Aging of the brain in bipolar disorder: Illness- and onset-related effects in cortical thickness and subcortical gray matter volume. Journal Of Affective Disorders 2022, 323: 875-883. PMID: 36526112, PMCID: PMC9839524, DOI: 10.1016/j.jad.2022.12.026.Peer-Reviewed Original ResearchConceptsGray matter volumeOccipital cortical thicknessSubcortical gray matter volumesCortical thicknessBipolar disorderMatter volumeOlder adultsOnset of BDIndividuals age 40Striatal gray matter volumeGray matter reductionsOnset bipolar disorderGray matter decreasesPrefrontal cortical thicknessStructural brain differencesHigh suicide riskCross-sectional designHealthy controlsCognitive dysfunctionTreatment resistanceAge 40Striatal volumeSevere symptomsSuicide attempt historySuicide attemptsStructural brain alterations associated with suicidal thoughts and behaviors in young people: results from 21 international studies from the ENIGMA Suicidal Thoughts and Behaviours consortium
van Velzen LS, Dauvermann MR, Colic L, Villa LM, Savage HS, Toenders YJ, Zhu AH, Bright JK, Campos AI, Salminen LE, Ambrogi S, Ayesa-Arriola R, Banaj N, Başgöze Z, Bauer J, Blair K, Blair RJ, Brosch K, Cheng Y, Colle R, Connolly CG, Corruble E, Couvy-Duchesne B, Crespo-Facorro B, Cullen KR, Dannlowski U, Davey CG, Dohm K, Fullerton JM, Gonul AS, Gotlib IH, Grotegerd D, Hahn T, Harrison BJ, He M, Hickie IB, Ho TC, Iorfino F, Jansen A, Jollant F, Kircher T, Klimes-Dougan B, Klug M, Leehr EJ, Lippard ETC, McLaughlin KA, Meinert S, Miller AB, Mitchell PB, Mwangi B, Nenadić I, Ojha A, Overs BJ, Pfarr JK, Piras F, Ringwald KG, Roberts G, Romer G, Sanches M, Sheridan MA, Soares JC, Spalletta G, Stein F, Teresi GI, Tordesillas-Gutiérrez D, Uyar-Demir A, van der Wee NJA, van der Werff SJ, Vermeiren RRJM, Winter A, Wu MJ, Yang TT, Thompson PM, Rentería ME, Jahanshad N, Blumberg HP, van Harmelen AL, Schmaal L. Structural brain alterations associated with suicidal thoughts and behaviors in young people: results from 21 international studies from the ENIGMA Suicidal Thoughts and Behaviours consortium. Molecular Psychiatry 2022, 27: 4550-4560. PMID: 36071108, PMCID: PMC9734039, DOI: 10.1038/s41380-022-01734-0.Peer-Reviewed Original ResearchConceptsMood disordersSuicidal thoughtsSuicide attemptsBrain alterationsMRI metricsSuicidal ideationColumbia-Suicide Severity Rating ScaleStructural brain alterationsLifetime suicide attemptsSeverity Rating ScaleCurrent suicidal ideationActual suicide attemptsHealthy controlsAssessment instrumentsClinical controlEarly interventionMental disordersSignificant associationFrontal poleBrain morphologySuicide riskSuicide attemptersRating ScaleYoung peopleDisordersRethinking “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 ideationGraph theory analysis of whole brain functional connectivity to assess disturbances associated with suicide attempts in bipolar disorder
Sankar A, Scheinost D, Goldman DA, Drachman R, Colic L, Villa LM, Kim JA, Gonzalez Y, Marcelo I, Shinomiya M, Pittman B, Lacadie CM, Oquendo MA, Constable RT, Blumberg HP. Graph theory analysis of whole brain functional connectivity to assess disturbances associated with suicide attempts in bipolar disorder. Translational Psychiatry 2022, 12: 7. PMID: 35013103, PMCID: PMC8748935, DOI: 10.1038/s41398-021-01767-z.Peer-Reviewed Original ResearchConceptsIntrinsic connectivity distributionBipolar disorderSuicide attemptsHealthy volunteersFunctional connectivity disturbancesSuicide behaviorWhole-brain functional connectivityPrior suicide attemptsRight anterior insulaBrain functional connectivitySuicidal ideation severityBilateral ventromedial prefrontal cortexFunctional magnetic resonanceSignificant group differencesTemporopolar cortexConnectivity disturbancesBrain targetsFC differencesHigh riskCerebellar cortexVentromedial prefrontal cortexSuicidal ideationOrbitofrontal cortexFunctional connectivitySuicide risk
2021
A Graph Theoretical Connectome Measure to Assess Whole Brain Functional Connectivity Disturbances Associated With Suicide Attempts in Bipolar Disorder
Sankar A, Scheinost D, Goldman D, Drachman R, Colic L, Villa L, Kim J, Gonzalez Y, Marcelo I, Shinomiya M, Pittman B, Lacadie C, Oquendo M, Constable R, Blumberg H. A Graph Theoretical Connectome Measure to Assess Whole Brain Functional Connectivity Disturbances Associated With Suicide Attempts in Bipolar Disorder. Biological Psychiatry 2021, 89: s296. DOI: 10.1016/j.biopsych.2021.02.737.Peer-Reviewed Original Research
2018
Preliminary examination of gray and white matter structure and longitudinal structural changes in frontal systems associated with future suicide attempts in adolescents and young adults with mood disorders
Lippard ETC, Johnston JAY, Spencer L, Quatrano S, Fan S, Sankar A, Weathers J, Pittman B, Oquendo MA, Blumberg HP. Preliminary examination of gray and white matter structure and longitudinal structural changes in frontal systems associated with future suicide attempts in adolescents and young adults with mood disorders. Journal Of Affective Disorders 2018, 245: 1139-1148. PMID: 30699858, PMCID: PMC6487887, DOI: 10.1016/j.jad.2018.11.097.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAnisotropyBipolar DisorderCross-Sectional StudiesDepressive Disorder, MajorDiffusion Tensor ImagingFemaleFrontal LobeGray MatterGyrus CinguliHumansInternal CapsuleMagnetic Resonance ImagingMaleMood DisordersPrefrontal CortexSuicidal IdeationSuicide, AttemptedWhite MatterYoung AdultConceptsMood disordersGray matter volumeLongitudinal structural changesSuicide-related behaviorsFuture suicide attemptsFractional anisotropyWhite matter structuresMatter volumeWhite matterSuicide attemptsHigh-resolution structural magnetic resonance imagingYoung adultsWhite matter fractional anisotropyMajor risk factorStructural magnetic resonance imagingCross-sectional studyFrontal white matterPrefrontal gray matter volumeMatter structuresMagnetic resonance imagingDiffusion tensor imagingInternal capsuleRisk factorsAnterior limbPrevention strategies
2017
Multimodal Neuroimaging of Frontolimbic Structure and Function Associated With Suicide Attempts in Adolescents and Young Adults With Bipolar Disorder
Johnston JAY, Wang F, Liu J, Blond BN, Wallace A, Liu J, Spencer L, Cox Lippard ET, Purves KL, Landeros-Weisenberger A, Hermes E, Pittman B, Zhang S, King R, Martin A, Oquendo MA, Blumberg HP. Multimodal Neuroimaging of Frontolimbic Structure and Function Associated With Suicide Attempts in Adolescents and Young Adults With Bipolar Disorder. American Journal Of Psychiatry 2017, 174: 667-675. PMID: 28135845, PMCID: PMC5939580, DOI: 10.1176/appi.ajp.2016.15050652.Peer-Reviewed Original ResearchConceptsGray matter volumeBipolar disorderWhite matter integrityFunctional connectivityMatter volumeSuicide attemptsAttempt lethalityPrefrontal connectivitySuicidal ideationYoung adult suicide attemptersAmygdala-prefrontal functional connectivityYoung adultsAmygdala functional connectivitySuicide-related symptomsAdult suicide attemptersPrior suicide attemptsRegional gray matter volumeFrontolimbic structuresNonattempter groupFrontolimbic systemsHigh riskSignificant negative correlationFunctional MROrbitofrontal cortexSuicidal behavior