2021
DCC 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
2020
Maternal antenatal depression and child mental health: Moderation by genomic risk for attention-deficit/hyperactivity disorder
Chen LM, Tollenaar MS, Dass S, Bouvette-Turcot AA, Pokhvisneva I, Gaudreau H, Parent C, Diorio J, McEwen LM, MacIsaac JL, Kobor MS, Beijers R, de Weerth C, Silveira PP, Karama S, Meaney MJ, O'Donnell KJ. Maternal antenatal depression and child mental health: Moderation by genomic risk for attention-deficit/hyperactivity disorder. Development And Psychopathology 2020, 32: 1810-1821. PMID: 33427178, DOI: 10.1017/s0954579420001418.Peer-Reviewed Original ResearchConceptsMaternal antenatal depressionAttention-deficit/hyperactivity disorderAntenatal depressionChild mental healthPolygenic risk scoresMental healthHyperactivity disorderChild mental health symptomsMental health symptomsConsiderable inter-individual variationConventional polygenic risk scoresMaternal depressionRisk scoreHealth symptomsReplication cohortSynaptic functionGenomic riskChild genetic variationInter-individual variationNeuronal developmentSimilar findingsDepressionSingle nucleotide polymorphismsDevelopmental originsBehavioral problems