2020
Genetically predicted gene expression of prefrontal DRD4 gene and the differential susceptibility to childhood emotional eating in response to positive environment
Barth B, Bizarro L, Miguel PM, Dubé L, Levitan R, O'Donnell K, Meaney MJ, Silveira PP. Genetically predicted gene expression of prefrontal DRD4 gene and the differential susceptibility to childhood emotional eating in response to positive environment. Appetite 2020, 148: 104594. PMID: 31927071, DOI: 10.1016/j.appet.2020.104594.Peer-Reviewed Original ResearchMeSH KeywordsAdultChild BehaviorChild DevelopmentChild, PreschoolCohort StudiesEatingEmotionsFamily ConflictFeeding BehaviorFemaleGene ExpressionGenetic Predisposition to DiseaseHumansHyperphagiaInfantInfant, NewbornMachine LearningMaleMother-Child RelationsMothersObesityReceptors, Dopamine D4SingaporeSocial EnvironmentConceptsPositive environmentEmotional eatingEating Behavior QuestionnaireChildren's Eating Behaviour QuestionnaireGenetic differential susceptibilityDopamine D4 receptor geneD4 receptor geneBehavior QuestionnaireMonths of agePositive outcomesDRD4 genePositive settingEatingDifferential susceptibilityMAVANFurther evidenceOutcome measuresDRD4Susceptibility stateAdverse environmentsIndividualsQuestionnaireMeasuresDesireEvidence
2018
Prenatal maternal stress, fetal programming, and mechanisms underlying later psychopathology—A global perspective
Glover V, O'Donnell KJ, O'Connor TG, Fisher J. Prenatal maternal stress, fetal programming, and mechanisms underlying later psychopathology—A global perspective. Development And Psychopathology 2018, 30: 843-854. PMID: 30068411, DOI: 10.1017/s095457941800038x.BooksMeSH KeywordsAnxiety DisordersBrainChildCross-Cultural ComparisonDepressive DisorderDeveloping CountriesFemaleFetal DevelopmentHumansHypothalamo-Hypophyseal SystemInfantMental DisordersPituitary-Adrenal SystemPregnancyPrenatal Exposure Delayed EffectsPsychopathologyPsychosocial DeprivationRisk FactorsSocial EnvironmentStress, PsychologicalConceptsPrenatal stressLater psychopathologyPregnancy-specific anxietyPrenatal maternal stressPrenatal stress altersAdrenal axisChild neurodevelopmentHigh-income countriesFetal programmingInfant deathMaternal stressGene-environment interactionsNutritional deficienciesMothers' stressDifferent ethnic groupsStress altersPsychopathologyBiological differencesEthnic groupsInterpersonal violenceAnxietyCaucasian samplesHigh levelsPregnancyCytokinesThe early care environment and DNA methylome variation in childhood
Garg E, Chen L, Nguyen TTT, Pokhvisneva I, Chen LM, Unternaehrer E, MacIsaac JL, McEwen LM, Mah SM, Gaudreau H, Levitan R, Moss E, Sokolowski MB, Kennedy JL, Steiner MS, Meaney MJ, Holbrook JD, Silveira PP, Karnani N, Kobor MS, O'Donnell KJ. The early care environment and DNA methylome variation in childhood. Development And Psychopathology 2018, 30: 891-903. PMID: 30068421, DOI: 10.1017/s0954579418000627.Peer-Reviewed Original ResearchConceptsGenome-wide DNA methylationDNA methylationGenetic variationGenetic dataEarly care environmentsMethylome variationInfant attachment styleInfant attachmentEpigenetic modificationsAttachment styleBuccal epithelial samplesMethylationMolecular signaturesPrenatal adversityGenetic contributionInfant developmentChild genetic variationInfant cognitive developmentDisorganized attachment styleLater mental health problemsNegative effectsEarly intervention programsChild mental healthMental health problemsCognitive development
2013
Stressful events and psychological difficulties: testing alternative candidates for sensitivity
Laceulle OM, O’Donnell K, Glover V, O’Connor T, Ormel J, van Aken MA, Nederhof E. Stressful events and psychological difficulties: testing alternative candidates for sensitivity. European Child & Adolescent Psychiatry 2013, 23: 103-113. PMID: 23756816, DOI: 10.1007/s00787-013-0436-4.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAffective SymptomsAnxiety DisordersChildChild DevelopmentChild of Impaired ParentsChild, PreschoolDisease SusceptibilityFemaleHumansLife Change EventsMaleMothersPregnancyPrenatal Exposure Delayed EffectsProspective StudiesRisk FactorsSex FactorsSocial EnvironmentSocioeconomic FactorsStress, PsychologicalSurveys and QuestionnairesTime FactorsConceptsPsychological difficultiesStressful eventsDifficult temperamentPrenatal anxietyLife eventsSources of sensitivityStressful life eventsPrenatal maternal anxietyChild developmentReciprocal associationsAge 7Maternal anxietyAge 4Child's ageTemperamentLongitudinal studyStress exposureAnxietyEarly childhoodCurrent studyConsistent evidenceChildrenPrior workDifficultiesAdditional research