Journal Article

Prenatal maternal depression and child serotonin transporter linked polymorphic region (5-HTTLPR) and dopamine receptor D4 (DRD4) genotype predict negative emotionality from 3 to 36 months

Meaney, Michael J., Jolicoeur-Martineau, Alexia, Sassi, Roberto, Burack, Jacob A., Bouvette-Turcot, Andrée-Anne, Minde, Klaus, Kennedy, James L., Green, Cathryn Gordon, Lydon, John, Carrey, Normand, Babineau, Vanessa, St-André, Martin, Steiner, Meir, Levitan, Robert, Atkinson, Leslie, Gaudreau, Helene, Wazana, Ashley

2017

Overview

Prenatal maternal depression and a multilocus genetic profile of two susceptibility genes implicated in the stress response were examined in an interaction model predicting negative emotionality in the first 3 years. In 179 mother–infant dyads from the Maternal Adversity, Vulnerability, and Neurodevelopment cohort, prenatal depression (Center for Epidemiologic Studies Depressions Scale) was assessed at 24 to 36 weeks. The multilocus genetic profile score consisted of the number of susceptibility alleles from the serotonin transporter linked polymorphic region gene (5-HTTLPR): no long-rs25531(A) (LA: short/short, short/long-rs25531(G) [LG], or LG/LG] vs. any LA) and the dopamine receptor D4 gene (six to eight repeats vs. two to five repeats). Negative emotionality was extracted from the Infant Behaviour Questionnaire—Revised at 3 and 6 months and the Early Child Behavior Questionnaire at 18 and 36 months. Mixed and confirmatory regression analyses indicated that prenatal depression and the multilocus genetic profile interacted to predict negative emotionality from 3 to 36 months. The results were characterized by a differential susceptibility model at 3 and 6 months and by a diathesis–stress model at 36 months.

• Publisher: Cambridge University Press
• Subject: Adult / Adversity / Age / Alleles / Anxiety / Behavior / Child, Preschool / Children / Cohort Studies / Depression - psychology / Dopamine / Dopamine D4 receptors / Emotionality / Emotions / Emotions - physiology / Epidemiology / Female / Genes / Genetic Predisposition to Disease / Genetic susceptibility / Genetics / Genotype / Genotype & phenotype / Humans / Infant / Infant Behavior - psychology / Infants / Male / Maternal depression / Medical research / Mental depression / Mental health / Models, Theoretical / Mothers / Polymorphism, Genetic / Postpartum depression / Pregnancy / Pregnancy Complications - psychology / Prenatal care / Prenatal depression / Prenatal Exposure Delayed Effects - psychology / Profiles / Questionnaires / Receptors, Dopamine D4 - genetics / Regions / Regular Articles / Serotonin / Serotonin Plasma Membrane Transport Proteins - genetics / Serotonin receptors / Serotonin transporter / Stress / Susceptibility / Voice (Grammatical)