2023
Functional and molecular characterization of suicidality factors using phenotypic and genome-wide data
Quintero Reis A, Newton B, Kessler R, Polimanti R, Wendt F. Functional and molecular characterization of suicidality factors using phenotypic and genome-wide data. Molecular Psychiatry 2023, 28: 1064-1071. PMID: 36604601, PMCID: PMC10005939, DOI: 10.1038/s41380-022-01929-5.Peer-Reviewed Original ResearchMeSH KeywordsGenome-Wide Association StudyHumansMental DisordersPhenotypeRisk FactorsSuicidal IdeationSuicide, AttemptedConceptsGenome-wide association studiesPolygenic scoringSummary association dataGenome-wide dataSNP effect sizesGenomic structural equation modelingGenetic study designsNew traitsAdmixed AmericansEffect size distributionBiological pathwaysAssociation studiesTranscriptomic featuresMolecular characterizationSusceptibility lociGenetic correlationsAssociation dataWide dataTraitsGenetic contributionEuropean ancestryCommon genetic factorsLociPhenotypeGenetic factors
2022
Genetic liability to suicidal thoughts and behaviors and risk of suicide attempt in US military veterans: moderating effects of cumulative trauma burden
Nichter B, Koller D, De Angelis F, Wang J, Girgenti M, Na P, Hill M, Norman S, Krystal J, Gelernter J, Polimanti R, Pietrzak R. Genetic liability to suicidal thoughts and behaviors and risk of suicide attempt in US military veterans: moderating effects of cumulative trauma burden. Psychological Medicine 2022, 53: 6325-6333. PMID: 36444557, DOI: 10.1017/s0033291722003646.Peer-Reviewed Original ResearchMeSH KeywordsFemaleGenome-Wide Association StudyHumansMaleRisk FactorsSuicidal IdeationSuicide, AttemptedVeteransConceptsPolygenic risk scoresUS military veteransLifetime suicide attemptsSuicide attemptsTrauma exposureTrauma burdenGenetic liabilityMilitary veteransDrug repurposing analysisPopulation-based sampleCumulative trauma exposureLifetime trauma exposureLow trauma exposureSuicide prediction modelsChronic inflammationInflammatory processNervous system developmentRisk scorePsychiatric characteristicsSuicidal behaviorExposure interactionsLarge genome-wide association studiesHigh levelsVeteransSuicidality
2021
Multi-environment gene interactions linked to the interplay between polysubstance dependence and suicidality
Polimanti R, Levey DF, Pathak GA, Wendt FR, Nunez YZ, Ursano RJ, Kessler RC, Kranzler HR, Stein MB, Gelernter J. Multi-environment gene interactions linked to the interplay between polysubstance dependence and suicidality. Translational Psychiatry 2021, 11: 34. PMID: 33431810, PMCID: PMC7801457, DOI: 10.1038/s41398-020-01153-1.Peer-Reviewed Original ResearchConceptsSuicidal ideationPolysubstance dependenceSuicide attemptsOdds ratioGene-environment interactionsYale-PennMultivariate logistic regressionImportant risk factorMultivariate gene-environment interactionsMental health risksOpioid dependenceRisk factorsNicotine dependenceSuicidality outcomesCocaine dependenceLogistic regressionSubstance dependenceSuicidalityCohortLifetime suicidalityLinear mixed modelsMultiple substancesArmy STARRSArmy personnelHealth risks