2021
Internalizing symptoms associate with the pace of epigenetic aging in childhood
Tollenaar MS, Beijers R, Garg E, Nguyen TTT, Lin DTS, MacIsaac JL, Shalev I, Kobor MS, Meaney MJ, O'Donnell KJ, de Weerth C. Internalizing symptoms associate with the pace of epigenetic aging in childhood. Biological Psychology 2021, 159: 108021. PMID: 33460784, DOI: 10.1016/j.biopsycho.2021.108021.Peer-Reviewed Original ResearchConceptsAdvanced biological agingChildhood psychiatric symptomsAge 6Longitudinal cohort studyInternalizing symptomsBiological agingChild mental healthCohort studyBuccal epithelial cellsPsychiatric symptomsSymptomsMental healthEpithelial cellsInternalizing disordersStatistical significanceAge 2.5Highest EAAExternalizing symptomsChildhoodEpigenetic agingHorvath clockGenome-wide DNA methylationEAA
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