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 adolescenceScoresRiskAdolescentsAssociation
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 levelsPregnancyCytokines
2017
Maternal prenatal anxiety and child COMT genotype predict working memory and symptoms of ADHD
O'Donnell KJ, Glover V, Lahti J, Lahti M, Edgar RD, Räikkönen K, O'Connor TG. Maternal prenatal anxiety and child COMT genotype predict working memory and symptoms of ADHD. PLOS ONE 2017, 12: e0177506. PMID: 28614354, PMCID: PMC5470664, DOI: 10.1371/journal.pone.0177506.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAnxietyAttention Deficit Disorder with HyperactivityCatechol O-MethyltransferaseChildFemaleGene-Environment InteractionGenotypeHumansLongitudinal StudiesMaleMemory, Short-TermMothersPolymorphism, Single NucleotidePregnancyPrenatal Exposure Delayed EffectsProspective StudiesSelf ReportConceptsMaternal prenatal anxietySymptoms of ADHDPrenatal anxietyChildren's symptomsSelf-report measuresInter-individual differencesRs4680 genotypeIndividual differencesHyperactivity symptomsChildren's responsesADHDDevelopmental outcomesCOMT genotypeAnxietyAge 8 yearsMemoryVal/Val genotypeVal/ALSPAC cohortChild neurodevelopmentYears of ageFunctional genetic variationVal genotypeCOMTGene-environment interactions
2016
The Drosophila foraging gene human orthologue PRKG1 predicts individual differences in the effects of early adversity on maternal sensitivity
Sokolowski HM, Vasquez OE, Unternaehrer E, Sokolowski DJ, Biergans SD, Atkinson L, Gonzalez A, Silveira PP, Levitan R, O’Donnell K, Steiner M, Kennedy J, Meaney MJ, Fleming AS, Sokolowski MB, teams O. The Drosophila foraging gene human orthologue PRKG1 predicts individual differences in the effects of early adversity on maternal sensitivity. Cognitive Development 2016, 42: 62-73. PMID: 28827895, PMCID: PMC5562168, DOI: 10.1016/j.cogdev.2016.11.001.Peer-Reviewed Original ResearchGenetic variationCGMP-dependent protein kinaseAdult fruit fliesForaging (for) geneSocial insectsFruit flyProtein kinaseDrosophilaGene-environment interactionsGenesAllelesInsectsEarly environmentKinasePRKG1GeneticsFliesAdult individual differencesSelf-reported childhood adversityVariationC alleleMaternal adversityAssociatesEarly life adversityRs2043556
2014
Maternal prenatal anxiety and child brain-derived neurotrophic factor (BDNF) genotype: Effects on internalizing symptoms from 4 to 15 years of age
O'Donnell KJ, Glover V, Holbrook JD, O'Connor TG. Maternal prenatal anxiety and child brain-derived neurotrophic factor (BDNF) genotype: Effects on internalizing symptoms from 4 to 15 years of age. Development And Psychopathology 2014, 26: 1255-1266. PMID: 25422959, DOI: 10.1017/s095457941400100x.Peer-Reviewed Original ResearchConceptsBrain-derived neurotrophic factor (BDNF) genePrenatal maternal anxietyYears of agePrenatal anxietyBDNF polymorphismMaternal anxietyBrain-derived neurotrophic factor (BDNF) genotypeNeurotrophic factor genotypeInternalizing symptomsNeurotrophic factor geneAge 15 yearsAvon Longitudinal StudyMaternal prenatal anxietyMaternal symptomsChild internalizing symptomsGene-environment interactionsClinical InterviewPopulation cohortHealth outcomesSymptomsDiagnostic assessmentPsychosocial risksDifficulties QuestionnaireAge 13Longitudinal study