2021
Psychosocial moderators of polygenic risk for suicidal ideation: Results from a 7-year population-based, prospective cohort study of U.S. veterans
Na PJ, De Angelis F, Nichter B, Wendt FR, Krystal JH, Southwick SM, Levey DF, Gelernter J, Polimanti R, Pietrzak RH. Psychosocial moderators of polygenic risk for suicidal ideation: Results from a 7-year population-based, prospective cohort study of U.S. veterans. Molecular Psychiatry 2021, 27: 1068-1074. PMID: 34725455, DOI: 10.1038/s41380-021-01352-2.Peer-Reviewed Original ResearchMeSH KeywordsCohort StudiesGenome-Wide Association StudyHumansProspective StudiesSuicidal IdeationVeteransConceptsNew-onset suicidal ideationChronic suicidal ideationPolygenic risk scoresSuicidal ideationProspective cohort studyPolygenic riskRisk of SIHigher baseline levelsHigh polygenic riskModifiable psychosocial factorsSocial supportDispositional optimismCohort studyProspective cohortUS veteransSymptomatic courseRisk scorePsychosocial factorsGenome-wide association studiesBaseline levelsU.S. veteransSuicidal thoughtsPsychosocial moderatorsStudy periodLarge genome-wide association studies
2019
Apolipoprotein E gene polymorphism, posttraumatic stress disorder, and cognitive function in older U.S. veterans: Results from the National Health and Resilience in Veterans Study
Averill LA, Abdallah CG, Levey DF, Han S, Harpaz‐Rotem I, Kranzler HR, Southwick SM, Krystal JH, Gelernter J, Pietrzak RH. Apolipoprotein E gene polymorphism, posttraumatic stress disorder, and cognitive function in older U.S. veterans: Results from the National Health and Resilience in Veterans Study. Depression And Anxiety 2019, 36: 834-845. PMID: 31385647, DOI: 10.1002/da.22912.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderExecutive functionCognitive functioningStress disorderΕ4 carrier statusΕ4 carriersVeterans StudyCognitive dysfunctionAttention/concentrationGreater cognitive difficultiesLower cognitive functioningOlder U.S. veteransΕ4 allele carrier statusPerseverative errorsCognitive difficultiesReplication sampleCarrier statusCognitive functionImportance of assessingNational HealthCognitive declinePredictive effectApolipoprotein E gene polymorphismE gene polymorphismΕ4 allele carriersGenome-wide association study of post-traumatic stress disorder reexperiencing symptoms in >165,000 US veterans
Gelernter J, Sun N, Polimanti R, Pietrzak R, Levey DF, Bryois J, Lu Q, Hu Y, Li B, Radhakrishnan K, Aslan M, Cheung KH, Li Y, Rajeevan N, Sayward F, Harrington K, Chen Q, Cho K, Pyarajan S, Sullivan PF, Quaden R, Shi Y, Hunter-Zinck H, Gaziano JM, Concato J, Zhao H, Stein MB. Genome-wide association study of post-traumatic stress disorder reexperiencing symptoms in >165,000 US veterans. Nature Neuroscience 2019, 22: 1394-1401. PMID: 31358989, PMCID: PMC6953633, DOI: 10.1038/s41593-019-0447-7.Peer-Reviewed Original ResearchConceptsGenome-wide association studiesAssociation studiesHigh linkage disequilibrium regionLinkage disequilibrium regionWide association studyDisequilibrium regionBioinformatics analysisTranscriptomic profilesMillion Veteran ProgramChromosome 17Genetic risk factorsNew insightsUK Biobank dataReexperiencing of traumaStriatal medium spiny neuronsVeteran ProgramSignificant regionsCAMKVEuropean AmericansBiobank dataMedium spiny neuronsTCF4BiologyKANSL1African American cohort
2015
Understanding and predicting suicidality using a combined genomic and clinical risk assessment approach
Niculescu AB, Levey DF, Phalen PL, Le-Niculescu H, Dainton HD, Jain N, Belanger E, James A, George S, Weber H, Graham DL, Schweitzer R, Ladd TB, Learman R, Niculescu EM, Vanipenta NP, Khan FN, Mullen J, Shankar G, Cook S, Humbert C, Ballew A, Yard M, Gelbart T, Shekhar A, Schork NJ, Kurian SM, Sandusky GE, Salomon DR. Understanding and predicting suicidality using a combined genomic and clinical risk assessment approach. Molecular Psychiatry 2015, 20: 1266-1285. PMID: 26283638, PMCID: PMC4759104, DOI: 10.1038/mp.2015.112.Peer-Reviewed Original ResearchConceptsFuture hospitalizationPsychiatric diagnosisSuicidal ideationCandidate biomarkersBipolar disorderPsychiatric participantsBlood gene expression biomarkersSuicidal behaviorConvergent functional genomics approachSuicide completersPreventive lifestyle modificationsTop candidate biomarkersTop biomarkersAcute panic attacksPotential therapeutic targetBipolar disorder participantsMajor psychiatric disordersIndependent test cohortSuicide risk factorsThoughts of suicideLifestyle modificationAcute suicidalityRisk factorsInflammatory responsePsychological stress responses