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 function
2020
GABAergic polygenic risk for cocaine use disorder is negatively correlated with precuneus activity during cognitive control in African American individuals
Yang BZ, Balodis IM, Kober H, Worhunsky PD, Lacadie CM, Gelernter J, Potenza MN. GABAergic polygenic risk for cocaine use disorder is negatively correlated with precuneus activity during cognitive control in African American individuals. Addictive Behaviors 2020, 114: 106695. PMID: 33153773, PMCID: PMC8299472, DOI: 10.1016/j.addbeh.2020.106695.Peer-Reviewed Original Research
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 carriersAssociation of Economic Status and Educational Attainment With Posttraumatic Stress Disorder
Polimanti R, Ratanatharathorn A, Maihofer AX, Choi KW, Stein MB, Morey RA, Logue MW, Nievergelt CM, Stein DJ, Koenen KC, Gelernter J. Association of Economic Status and Educational Attainment With Posttraumatic Stress Disorder. JAMA Network Open 2019, 2: e193447. PMID: 31050786, PMCID: PMC6503495, DOI: 10.1001/jamanetworkopen.2019.3447.Peer-Reviewed Original Research
2018
Genome‐wide association study of cognitive flexibility assessed by the Wisconsin Card Sorting Test
Zhang H, Zhou H, Lencz T, Farrer LA, Kranzler HR, Gelernter J. Genome‐wide association study of cognitive flexibility assessed by the Wisconsin Card Sorting Test. American Journal Of Medical Genetics Part B Neuropsychiatric Genetics 2018, 177: 511-519. PMID: 30134085, PMCID: PMC6110090, DOI: 10.1002/ajmg.b.32642.Peer-Reviewed Original ResearchConceptsGenome-wide association studiesSingle nucleotide polymorphismsAssociation studiesGenome-wide significant associationUbiquitin-specific peptidase 9Top single nucleotide polymorphismsComplex trait analysisEnriched gene setsPolygenic risk score analysisCommon single nucleotide polymorphismsGWS associationsSame effect directionGene setsPopulation variationProtein degradationNongenetic factorsTrait analysisChromosome 15Genetic correlationsRisk score analysisNucleotide polymorphismsEffect directionEuropean-American subjectsGenetic factorsBrain development
2017
Cortical β-amyloid burden, gray matter, and memory in adults at varying APOE ε4 risk for Alzheimer's disease
Mecca AP, Barcelos NM, Wang S, Brück A, Nabulsi N, Planeta-Wilson B, Nadelmann J, Benincasa AL, Ropchan J, Huang Y, Gelernter J, Van Ness PH, Carson RE, van Dyck CH. Cortical β-amyloid burden, gray matter, and memory in adults at varying APOE ε4 risk for Alzheimer's disease. Neurobiology Of Aging 2017, 61: 207-214. PMID: 29111487, PMCID: PMC5722236, DOI: 10.1016/j.neurobiolaging.2017.09.027.Peer-Reviewed Original ResearchConceptsΒ-amyloid burdenMiddle-aged individualsAβ burdenEpisodic memory performanceCognitive declineGM fractionCortical β-amyloid burdenBrain magnetic resonance imagingFirst-degree family historyCortical Aβ burdenGray matter fractionNormal middle-aged individualsSubsequent cognitive declineMagnetic resonance imagingPositron emission tomographyAPOE ε3ε3Cortical AβCerebral amyloidosisAPOE genotypeFamily historyPreclinical ADMemory performanceNeuropsychological testingAlzheimer's diseaseGray matter
2015
Polygenic risk for alcohol dependence associates with alcohol consumption, cognitive function and social deprivation in a population‐based cohort
Clarke T, Smith AH, Gelernter J, Kranzler HR, Farrer LA, Hall LS, Fernandez‐Pujals A, MacIntyre DJ, Smith BH, Hocking LJ, Padmanabhan S, Hayward C, Thomson PA, Porteous DJ, Deary IJ, McIntosh AM. Polygenic risk for alcohol dependence associates with alcohol consumption, cognitive function and social deprivation in a population‐based cohort. Addiction Biology 2015, 21: 469-480. PMID: 25865819, PMCID: PMC4600406, DOI: 10.1111/adb.12245.Peer-Reviewed Original ResearchConceptsCognitive abilitiesCognitive functionAlcohol dependenceCognitive impairmentPrevalence of problemsPolygenic risk scoresOnset of dependenceCognitive dysfunctionFamily Health StudyScottish Family Health StudySocial deprivationSignificant negative associationHeavy drinkingGenetic overlapNegative associationImpairmentPhenotypic associationsAlcohol consumptionCognitionDeprivationFuture workPresent studyAbilityAssociationDrinking
2013
COMT Val158Met modulates subjective responses to intravenous nicotine and cognitive performance in abstinent smokers
Herman AI, Jatlow PI, Gelernter J, Listman JB, Sofuoglu M. COMT Val158Met modulates subjective responses to intravenous nicotine and cognitive performance in abstinent smokers. The Pharmacogenomics Journal 2013, 13: 490-497. PMID: 23459442, PMCID: PMC3675163, DOI: 10.1038/tpj.2013.1.Peer-Reviewed Original ResearchConceptsVal/Val genotypeAbstinent smokersVal genotypeGreater systolic blood pressureOvernight abstinent smokersVal158Met polymorphismSystolic blood pressureDoses of nicotineCatechol-O-methyltransferase (COMT) Val158Met polymorphismVal/ValEuropean American smokersNegative subjective effectsCOMT Val158Met polymorphismBlood pressureSmoking cessationAA smokersRisk factorsAmerican smokersIntravenous nicotineWithdrawal severityOvernight abstinenceSmokersNicotine addictionNicotine useSubjective effects
2010
Variation in the Nicotinic Acetylcholine Receptor Gene Cluster CHRNA5–CHRNA3–CHRNB4 and Its Interaction with Recent Tobacco Use Influence Cognitive Flexibility
Zhang H, Kranzler HR, Poling J, Gelernter J. Variation in the Nicotinic Acetylcholine Receptor Gene Cluster CHRNA5–CHRNA3–CHRNB4 and Its Interaction with Recent Tobacco Use Influence Cognitive Flexibility. Neuropsychopharmacology 2010, 35: 2211-2224. PMID: 20631687, PMCID: PMC3055317, DOI: 10.1038/npp.2010.95.Peer-Reviewed Original Research
2009
BDNF Variants, Premorbid Educational Attainment, and Disease Characteristics in Alzheimer's Disease: An Exploratory Study
Zdanys KF, Kleiman TG, Zhang H, Ozbay F, MacAvoy MG, Gelernter J, van Dyck CH. BDNF Variants, Premorbid Educational Attainment, and Disease Characteristics in Alzheimer's Disease: An Exploratory Study. Journal Of Alzheimer's Disease 2009, 17: 887-898. PMID: 19542613, PMCID: PMC4084650, DOI: 10.3233/jad-2009-1106.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAllelesAlzheimer DiseaseBrain-Derived Neurotrophic FactorCognitionDisease ProgressionEducational StatusFemaleGene FrequencyGenetic Predisposition to DiseaseHallucinationsHumansMalePolymerase Chain ReactionPolymorphism, Single NucleotidePrevalenceRetrospective StudiesSeverity of Illness IndexConceptsBrain-derived neurotrophic factorNeuropsychiatric symptomsAlzheimer's diseaseBDNF polymorphismFunctional declineRole of BDNFMultiple subsequent time pointsVal/Val groupBDNF genetic variantsC270T polymorphismPresence of hallucinationsMet/MetSubsequent time pointsVal/MetBDNF variantsClinical courseVal66Met genotypeVal66Met polymorphismC270TDisease characteristicsNeurotrophic factorTests of cognitionNeuronal survivalAD patientsHigh prevalenceCognitive Flexibility is Associated with KIBRA Variant and Modulated by Recent Tobacco Use
Zhang H, Kranzler HR, Poling J, Gruen JR, Gelernter J. Cognitive Flexibility is Associated with KIBRA Variant and Modulated by Recent Tobacco Use. Neuropsychopharmacology 2009, 34: 2508-2516. PMID: 19606085, PMCID: PMC2898508, DOI: 10.1038/npp.2009.80.Peer-Reviewed Original ResearchConceptsCognitive flexibilityPerseverative errorsPerseverative responsesWisconsin Card Sorting TestMemory performance measuresCard Sorting TestSorting TestRs17070145Main effectInteraction effectsEuropean AmericansRecencyPopulation-specific wayRecent tobacco usePerformance measuresTobacco useSynaptic plasticityModeratesKIBRAAfrican AmericansSmokersFlexibility