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 childhood
2018
DNA methylome variation in a perinatal nurse-visitation program that reduces child maltreatment: a 27-year follow-up
O’Donnell K, Chen L, MacIsaac JL, McEwen LM, Nguyen T, Beckmann K, Zhu Y, Chen LM, Brooks-Gunn J, Goldman D, Grigorenko EL, Leckman JF, Diorio J, Karnani N, Olds DL, Holbrook JD, Kobor MS, Meaney MJ. DNA methylome variation in a perinatal nurse-visitation program that reduces child maltreatment: a 27-year follow-up. Translational Psychiatry 2018, 8: 15. PMID: 29317599, PMCID: PMC5802588, DOI: 10.1038/s41398-017-0063-9.Peer-Reviewed Original ResearchConceptsNurse-Family PartnershipIntervention programsProspective longitudinal studyYears of ageMajor psychiatric disordersAge 27 yearsChild maltreatmentPsychosocial intervention programEarly intervention programsLifestyle factorsIntervention groupBlood samplesPsychiatric disordersAdult offspringDiagnostic InterviewChildhood adversityNFP programInterindividual variationLongitudinal studyComponent scoresSustained impactAbuse/neglectDNA methylationFamily partnershipsDNA methylome
2017
Cumulative prenatal exposure to adversity reveals associations with a broad range of neurodevelopmental outcomes that are moderated by a novel, biologically informed polygenetic score based on the serotonin transporter solute carrier family C6, member 4 (SLC6A4) gene expression
Silveira PP, Pokhvisneva I, Parent C, Cai S, Rema ASS, Broekman BFP, Rifkin-Graboi A, Pluess M, O'Donnell KJ, Meaney MJ. Cumulative prenatal exposure to adversity reveals associations with a broad range of neurodevelopmental outcomes that are moderated by a novel, biologically informed polygenetic score based on the serotonin transporter solute carrier family C6, member 4 (SLC6A4) gene expression. Development And Psychopathology 2017, 29: 1601-1617. PMID: 29162172, DOI: 10.1017/s0954579417001262.Peer-Reviewed Original ResearchConceptsEarly life adversityNeurodevelopmental outcomesPrenatal adversityChild Behavior ChecklistGenetic scoreAdversity scoreLife adversityCommunity birth cohortYears of agePervasive developmental problemsMaternal smokingGestational ageBirth weightLater riskPrenatal exposureAdverse exposuresBehavioral alterationsBirth cohortSerotonin transporter geneFetal periodPostnatal influencesPrefrontal cortexRelevant single nucleotide polymorphismsSerotonin transporterPrenatal lifeMaternal 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
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