2023
Independent Prediction of Child Psychiatric Symptoms by Maternal Mental Health and Child Polygenic Risk Scores
Chen L, Pokhvisneva I, Lahti-Pulkkinen M, Kvist T, Baldwin J, Parent C, Silveira P, Lahti J, Räikkönen K, Glover V, O'Connor T, Meaney M, O'Donnell K. Independent Prediction of Child Psychiatric Symptoms by Maternal Mental Health and Child Polygenic Risk Scores. Journal Of The American Academy Of Child & Adolescent Psychiatry 2023, 63: 640-651. PMID: 37977417, PMCID: PMC11105503, DOI: 10.1016/j.jaac.2023.08.018.Peer-Reviewed Original ResearchPrenatal maternal depressionMaternal mental healthMaternal depressionAttention-deficit/hyperactivity disorderChild psychiatric symptomsPolygenic risk scoresPsychiatric symptomsRisk scoreMental healthFetal originGenomic riskAvon Longitudinal StudySimilar independent effectsAdolescent psychiatric symptomsHealth hypothesisMaternal symptomsChild CohortIndependent cohortBehavioral symptomsALSPAC cohortMental disordersSymptom dataSymptomsCohortChildren's symptomsEpigenetic age acceleration as a biomarker for impaired cognitive abilities in adulthood following early life adversity and psychiatric disorders
Felt J, Yusupov N, Harrington K, Fietz J, Zhang Z, Sliwinski M, Ram N, O'Donnell K, Group B, Meaney M, Putnam F, Noll J, Binder E, Shenk C. Epigenetic age acceleration as a biomarker for impaired cognitive abilities in adulthood following early life adversity and psychiatric disorders. Neurobiology Of Stress 2023, 27: 100577. PMID: 37885906, PMCID: PMC10597797, DOI: 10.1016/j.ynstr.2023.100577.Peer-Reviewed Original ResearchEarly life adversityPsychiatric disordersEpigenetic age accelerationLife adversityAge accelerationProspective cohort studyBiological agingNon-abused controlsCohort studyNeurocognitive screeningPeripheral bloodCommunity cohortNeurocognitive declineIndependent cohortCognitive declineEarly screeningMental disordersCohortGrimAge clockDisordersBiomarkersLower general cognitive abilityEarly declineNeurocognitive abilitiesCognitive abilitiesPerinatal Trajectories of Maternal Depressive Symptoms in Prospective, Community-Based Cohorts Across 3 Continents
Kee M, Cremaschi A, De Iorio M, Chen H, Montreuil T, Nguyen T, Côté S, O’Donnell K, Giesbrecht G, Letourneau N, Chan S, Meaney M. Perinatal Trajectories of Maternal Depressive Symptoms in Prospective, Community-Based Cohorts Across 3 Continents. JAMA Network Open 2023, 6: e2339942. PMID: 37883082, PMCID: PMC10603499, DOI: 10.1001/jamanetworkopen.2023.39942.Peer-Reviewed Original ResearchConceptsSelf-reported depressive symptomsMaternal depressive symptomsDepressive symptomsPerinatal periodPostnatal periodEdinburgh Postnatal Depression ScalePostnatal Depression ScaleEpidemiological Studies DepressionHealth policy guidelinesPublic health initiativesGroups of mothersCohort studyObservational cohortProspective cohortPregnancy influencesReferral guidelinesMultiple time pointsDepression ScaleMAIN OUTCOMEPregnancyPostnatal onsetStudies DepressionHealth initiativesTimely interventionCohortAssociations between epigenetic aging and childhood peer victimization, depression, and suicidal ideation in adolescence and adulthood: A study of two population-based samples
Perret L, Geoffroy M, Barr E, Parnet F, Provencal N, Boivin M, O'Donnell K, Suderman M, Power C, Turecki G, Ouellet-Morin I. Associations between epigenetic aging and childhood peer victimization, depression, and suicidal ideation in adolescence and adulthood: A study of two population-based samples. Frontiers In Cell And Developmental Biology 2023, 10: 1051556. PMID: 36712964, PMCID: PMC9879289, DOI: 10.3389/fcell.2022.1051556.Peer-Reviewed Original ResearchDepressive symptomsSuicidal ideationEpigenome-wide DNA methylationHigh riskHigher depressive symptom scoresSelf-reported depressive symptomsDepressive symptom scoresTwo-cohort studyEpigenetic agingPopulation-based sampleEpigenetic indexBritish birth cohortChildhood peer victimizationQuebec Longitudinal StudySymptom scoresCohort 1Birth cohortSymptomsDNA methylation markersCohortPace of agingCandidate gene studiesLongitudinal studyIdeationMethylation markers
2022
The Impact of COVID-19 on Maternal Mental Health during Pregnancy: A Comparison between Canada and China within the CONCEPTION Cohort
Pagès N, Gorgui J, Wang C, Wang X, Zhao JP, Tchuente V, Lacasse A, Côté S, King S, Muanda F, Mufike Y, Boucoiran I, Nuyt AM, Quach C, Ferreira E, Kaul P, Winquist B, O'Donnell KJ, Eltonsy S, Chateau D, Hanley G, Oberlander T, Kassai B, Mainbourg S, Bernatsky S, Vinet É, Brodeur-Doucet A, Demers J, Richebé P, Zaphiratos V, Bérard A. The Impact of COVID-19 on Maternal Mental Health during Pregnancy: A Comparison between Canada and China within the CONCEPTION Cohort. International Journal Of Environmental Research And Public Health 2022, 19: 12386. PMID: 36231687, PMCID: PMC9566261, DOI: 10.3390/ijerph191912386.Peer-Reviewed Original ResearchConceptsMaternal mental healthMental healthMean GAD-7 scorePregnant personsGAD-7 scoresNon-pandemic periodMental health assessmentCanada 2Public health policyLevel of depressionDepressive scoresMaternal depressionChinese cohortEDPS scoreCOVID-19 public health policiesCOVID-19 experienceHealth policyCohortSociodemographic variablesSelf-reported dataConception cohortsHealth assessmentCOVID-19COVID-19 pandemicScoresTo 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 variantsDisordersCohortSubtypesObesity and accelerated epigenetic aging in a high-risk cohort of children
Etzel L, Hastings WJ, Hall MA, Heim CM, Meaney MJ, Noll JG, O’Donnell K, Pokhvisneva I, Rose EJ, Schreier HMC, Shenk CE, Shalev I. Obesity and accelerated epigenetic aging in a high-risk cohort of children. Scientific Reports 2022, 12: 8328. PMID: 35585103, PMCID: PMC9117197, DOI: 10.1038/s41598-022-11562-5.Peer-Reviewed Original ResearchConceptsBody mass indexHigh-risk cohortHigher ageHigher body mass indexOngoing prospective studyBlood cell countChild Health StudyEpigenetic agingHigh-risk childrenPoor health outcomesMiddle-aged adultsMass indexProspective studyFuture morbidityBlood leukocytesMortality riskHealth StudyObesityHealth outcomesCell countCohortEarly lifeContinuous variablesChildrenBiological agingImpulsivity mediates the relationship between childhood maltreatment and quality of life: Does social support make it different?
Gao T, Mei S, Li M, O'Donnell K, Caron J, Meng X. Impulsivity mediates the relationship between childhood maltreatment and quality of life: Does social support make it different? Personality And Individual Differences 2022, 184: 111208. DOI: 10.1016/j.paid.2021.111208.Peer-Reviewed Original ResearchQuality of lifeChildhood maltreatmentLarge community-based cohortSocial supportCommunity-based cohortCross-sectional studyEthical approvalInformed consentStudy sampleAdaptive coping strategiesHistory of maltreatmentCohortHigh impulsivityIntervention effortsEffect of impulsivityAssociationImpulsivityMaltreatmentMediation analysisCoping strategies
2021
Maternal Prenatal Anxiety and the Fetal Origins of Epigenetic Aging
McGill MG, Pokhvisneva I, Clappison AS, McEwen LM, Beijers R, Tollenaar MS, Pham H, Kee MZL, Garg E, de Mendonça Filho EJ, Karnani N, Silveira PP, Kobor MS, de Weerth C, Meaney MJ, O'Donnell KJ. Maternal Prenatal Anxiety and the Fetal Origins of Epigenetic Aging. Biological Psychiatry 2021, 91: 303-312. PMID: 34756561, DOI: 10.1016/j.biopsych.2021.07.025.Peer-Reviewed Original ResearchConceptsPrenatal maternal anxietyFetal originEpigenetic age accelerationMaternal anxietyAge accelerationPrenatal anxietyMental healthPrenatal maternal mental healthMaternal mental healthYears of ageGenetic risk factorsMonths of ageMental health supportMaternal prenatal anxietyRisk factorsLongitudinal cohortPrenatal adversityPregnant individualsLarge effect sizesLongitudinal assessmentHealth supportEffective mental health supportCohortPrenatal environmentLate childhoodDCC gene network in the prefrontal cortex is associated with total brain volume in childhood
Morgunova A, Pokhvisneva I, Nolvi S, Entringer S, Wadhwa P, Gilmore J, Styner M, Buss C, Sassi RB, Hall GBC, O'Donnell KJ, Meaney MJ, Silveira PP, Flores CA. DCC gene network in the prefrontal cortex is associated with total brain volume in childhood. Journal Of Psychiatry And Neuroscience 2021, 46: e154-e163. PMID: 33206040, PMCID: PMC7955849, DOI: 10.1503/jpn.200081.Peer-Reviewed Original ResearchConceptsTotal brain volumeExpression-based polygenic risk scoreBrain volumePrefrontal cortexSingle nucleotide polymorphismsHigher total brain volumeCommunity-based cohortChildren 1.5Polygenic risk scoresMaternal adversityRisk scoreIndependent cohortReplication cohortCohortCortexBrain developmentChildren 8Donor databaseSmall sample sizeEffect sizeReplication analysis