2024
Genetic influences and causal pathways shared between cannabis use disorder and other substance use traits
Galimberti M, Levey D, Deak J, Zhou H, Stein M, Gelernter J. Genetic influences and causal pathways shared between cannabis use disorder and other substance use traits. Molecular Psychiatry 2024, 29: 2905-2910. PMID: 38580809, PMCID: PMC11419938, DOI: 10.1038/s41380-024-02548-y.Peer-Reviewed Original ResearchSubstance use disordersProblematic alcohol useSubstance use traitsCannabis use disorderCannabis useOpioid use disorderUse disorderGenomic structural equation modelingSmoking initiationLifetime cannabis useLegalization of cannabis useGlobal genetic correlationsProblematic substance useStructural equation modelingNicotine dependenceGenetic influencesCannabisSubstance useFagerstrom TestAlcohol useMendelian randomizationBidirectional relationshipGenetic correlationsDisordersSmoking cessation
2022
Associations between moderate alcohol consumption, brain iron, and cognition in UK Biobank participants: Observational and mendelian randomization analyses
Topiwala A, Wang C, Ebmeier KP, Burgess S, Bell S, Levey DF, Zhou H, McCracken C, Roca-Fernández A, Petersen SE, Raman B, Husain M, Gelernter J, Miller KL, Smith SM, Nichols TE. Associations between moderate alcohol consumption, brain iron, and cognition in UK Biobank participants: Observational and mendelian randomization analyses. PLOS Medicine 2022, 19: e1004039. PMID: 35834561, PMCID: PMC9282660, DOI: 10.1371/journal.pmed.1004039.Peer-Reviewed Original ResearchConceptsAlcohol use disorderHigh brain ironModerate alcohol consumptionBrain ironAlcohol consumptionAlcohol intakeUse disordersSubstantia nigraAlcohol-related cognitive declineIron depositionBrain regionsSusceptibility-weighted magnetic resonanceIron accumulationIron levelsBrain iron depositionBrain iron levelsSystemic iron levelsSystemic iron storesAlcohol-related cognitive deficitsBasal ganglia ironElevated liver ironMendelian randomizationWeekly alcohol consumptionUK Biobank participantsExecutive functionAn Atlas of Genetic Correlations and Genetically Informed Associations Linking Psychiatric and Immune-Related Phenotypes
Tylee DS, Lee YK, Wendt FR, Pathak GA, Levey DF, De Angelis F, Gelernter J, Polimanti R. An Atlas of Genetic Correlations and Genetically Informed Associations Linking Psychiatric and Immune-Related Phenotypes. JAMA Psychiatry 2022, 79: 667-676. PMID: 35507366, PMCID: PMC9069342, DOI: 10.1001/jamapsychiatry.2022.0914.Peer-Reviewed Original ResearchConceptsRisk factorsImmune-related phenotypesMultivariable adjustmentUlcerative colitisCrohn's diseaseMendelian randomizationImmune-related disordersReciprocal risk factorsHealth-related behaviorsPsychiatric phenotypesFalse discovery rate correctionAllergic rhinitisGenetic association studiesGenetic associationInflammatory disordersClinical associationsMajor depressionImmune disordersMAIN OUTCOMEPsychiatric disordersSocial determinantsDisordersAssociation studiesColitisAsthma
2020
Genome-wide meta-analysis of problematic alcohol use in 435,563 individuals yields insights into biology and relationships with other traits
Zhou H, Sealock JM, Sanchez-Roige S, Clarke TK, Levey DF, Cheng Z, Li B, Polimanti R, Kember RL, Smith RV, Thygesen JH, Morgan MY, Atkinson SR, Thursz MR, Nyegaard M, Mattheisen M, Børglum AD, Johnson EC, Justice AC, Palmer AA, McQuillin A, Davis LK, Edenberg HJ, Agrawal A, Kranzler HR, Gelernter J. Genome-wide meta-analysis of problematic alcohol use in 435,563 individuals yields insights into biology and relationships with other traits. Nature Neuroscience 2020, 23: 809-818. PMID: 32451486, PMCID: PMC7485556, DOI: 10.1038/s41593-020-0643-5.Peer-Reviewed Original ResearchConceptsRegulatory genomic regionsGenome-wide association studiesNovel risk lociEuropean ancestry individualsPolygenic risk score analysisIndependent risk variantsGenetic architectureGenomic regionsRisk lociAssociation studiesGenetic relationshipsRisk genesGenetic correlationsPsychiatric traitsRisk variantsRisk score analysisTraitsGenetic heritabilityYields insightsBiobank samplesMendelian randomizationGenesLociBiologyHeritability