2024
Differential interactions between gene expressions and stressors across the lifespan in major depressive disorder
Wang R, Su Y, O'Donnell K, Caron J, Meaney M, Meng X, Li Y. Differential interactions between gene expressions and stressors across the lifespan in major depressive disorder. Journal Of Affective Disorders 2024, 362: 688-697. PMID: 39029669, DOI: 10.1016/j.jad.2024.07.069.Peer-Reviewed Original ResearchMDD riskDepressive disorderPatterns of stressorsVulnerability-stress theoriesSusceptibility to MDDTranscriptome-wide association studyDimensions of stressorsLatent profile modelsLongitudinal community-based cohortPrefrontal cortexLifetime stressorsMDDGene expressionBrain amygdalaBasal gangliaStress researchNominal p-values <Southwest MontrealStressorsBrainFine-mapping analysisBrain cortexStudy cohortGenetic predispositionCortex
2023
The impact of genetic predisposition to depression on quality of life in patients with head and neck cancer immediately post-treatment: A longitudinal study.
Henry M, Chen L, Meaney M, Rosberger Z, Frenkiel S, Hier M, Zeitouni A, Kost K, Mlynarek A, Richardson K, Deamond H, Lang J, Silver J, Ducharme L, Mascarella M, Sadeghi N, Sultanem K, Shenouda G, Cury F, O'Donnell K. The impact of genetic predisposition to depression on quality of life in patients with head and neck cancer immediately post-treatment: A longitudinal study. Journal Of Clinical Oncology 2023, 41: 6063-6063. DOI: 10.1200/jco.2023.41.16_suppl.6063.Peer-Reviewed Original ResearchNeck cancerPolygenic risk scoresGenetic predispositionRisk scoreSuicidal ideationConsecutive adult patientsMedical chart reviewTreatment of patientsLongitudinal studyProspective longitudinal studyQuality of lifePost-treatment periodAdult patientsChart reviewPrimary HNCPrevious historyMedical variablesPatientsSaliva samplesLife compromiseCancerPast historyPsychosocial vulnerabilityGenetic predisposition to depression and inflammation impacts symptom burden and survival in patients with head and neck cancer: A longitudinal study
Henry M, Harvey R, Chen L, Meaney M, Nguyen T, Kao H, Rosberger Z, Frenkiel S, Hier M, Zeitouni A, Kost K, Mlynarek A, Richardson K, Greenwood C, Melnychuk D, Gold P, Chartier G, Black M, Mascarella M, MacDonald C, Sadeghi N, Sultanem K, Shenouda G, Cury F, O'Donnell K. Genetic predisposition to depression and inflammation impacts symptom burden and survival in patients with head and neck cancer: A longitudinal study. Journal Of Affective Disorders 2023, 331: 149-157. PMID: 36948466, DOI: 10.1016/j.jad.2023.03.007.Peer-Reviewed Original ResearchConceptsSymptom burdenNeck cancerGenetic predispositionPolygenic risk scoresRisk scoreAnxiety disordersImmediate post-treatment periodMedical chart reviewDose of radiotherapyStructured Clinical InterviewHigher polygenic risk scoreLongitudinal studyProspective longitudinal studyLife-threatening diseaseDose-related responsePost-treatment periodChart reviewHADS anxietyCancer survivalHigh prevalencePrimary headHigh riskDSM disordersPatientsClinical Interview
2022
Polygenic risk score and peer victimisation independently predict depressive symptoms in adolescence: results from the Quebec Longitudinal Study of Children Development
Perret LC, Boivin M, Morneau‐Vaillancourt G, Andlauer TFM, Paquin S, Langevin S, Girard A, Turecki G, O'Donnell K, Tremblay RE, Côté SM, Gouin J, Ouellet‐Morin I, Geoffroy M. Polygenic risk score and peer victimisation independently predict depressive symptoms in adolescence: results from the Quebec Longitudinal Study of Children Development. Journal Of Child Psychology And Psychiatry 2022, 64: 388-396. PMID: 36124742, DOI: 10.1111/jcpp.13706.Peer-Reviewed Original ResearchConceptsDepressive symptomsGenetic predispositionQuebec Longitudinal StudyPolygenic risk scoresRisk scoreSelf-reported depressive symptomsLongitudinal studyIndividual genetic predispositionSuch gene-environment interactionsGene-environment interactionsSuch symptomsSymptomsDepressionChild developmentPredispositionAdolescencePeer victimisationFuture studiesEarly adolescenceScoresRiskAdolescentsAssociationTo what extent do social support and coping strategies mediate the relation between childhood maltreatment and major depressive disorder: A longitudinal community-based cohort.
Li M, O'Donnell K, Caron J, Meaney M, Kobor M, D'Arcy C, Su Y, Liu A, Meng X. To what extent do social support and coping strategies mediate the relation between childhood maltreatment and major depressive disorder: A longitudinal community-based cohort. Development And Psychopathology 2022, 36: 50-61. PMID: 36102218, DOI: 10.1017/s0954579422000918.Peer-Reviewed Original ResearchMajor depressive disorderLongitudinal community-based cohortCommunity-based cohortDepressive disorderChildhood maltreatmentRisk of MDDSocial supportSubsequent major depressive disorderGenetic predispositionDirect effectPrevention programsSociodemographic characteristicsNegative copingNegative coping strategiesCoping strategiesPositive coping strategiesCohortDisordersPotential factorsPositive copingMediation analysisRobust evidenceDetrimental effectsCopingMaltreatmentIntegrative PheWAS analysis in risk categorization of major depressive disorder and identifying their associations with genetic variants using a latent topic model approach
Meng X, Wang M, O’Donnell K, Caron J, Meaney MJ, Li Y. Integrative PheWAS analysis in risk categorization of major depressive disorder and identifying their associations with genetic variants using a latent topic model approach. Translational Psychiatry 2022, 12: 240. PMID: 35676267, PMCID: PMC9177831, DOI: 10.1038/s41398-022-02015-8.Peer-Reviewed Original ResearchConceptsMajor depressive disorderRisk of MDDDepressive disorderMDD subtypesMDD diagnosisRisk categorizationMajor public health problemLongitudinal community-based cohortCommunity-based cohortRisk prediction toolsGenetic variantsPublic health problemPrevalent mental disordersRisk prediction modelMDD cohortMDD patientsGenetic predispositionHealth problemsEarly identificationMental disordersMDD casesPotential genetic variantsDisordersCohortSubtypesSpecific and cumulative lifetime stressors in the aetiology of major depression: A longitudinal community-based population study
Su Y, D'Arcy C, Li M, O'Donnell K, Caron J, Meaney M, Meng X. Specific and cumulative lifetime stressors in the aetiology of major depression: A longitudinal community-based population study. Epidemiology And Psychiatric Sciences 2022, 31: e3. PMID: 35078547, PMCID: PMC8851045, DOI: 10.1017/s2045796021000779.Peer-Reviewed Original ResearchConceptsGenetic predispositionSubsequent depressionStressful life eventsLifetime stressorsLongitudinal community-based cohort studyPsychosocial stressorsCommunity-based cohort studyCommunity-based population studyStressful eventsMental illness preventionMultivariate logistic regressionHealth-related factorsDevelopment of depressionChildhood maltreatmentMental health promotionEtiology of depressionPresent studyStressful experiencesLife eventsChild-parent bondingCumulative stressful experiencesSouthwest of MontrealPolygenetic risk scoresCohort studySocio-demographic characteristics