2025
A Preliminary Investigation of Associations Between Traumatic Events Experienced During Pregnancy and Salivary Diurnal Cortisol Levels of Brazilian Adolescent Mothers and Infants
Wiley K, Gouveia G, Camilo C, Euclydes V, Panter‐Brick C, Matijasevich A, Ferraro A, Fracolli L, Chiesa A, Miguel E, Polanczyk G, Brentani H. A Preliminary Investigation of Associations Between Traumatic Events Experienced During Pregnancy and Salivary Diurnal Cortisol Levels of Brazilian Adolescent Mothers and Infants. American Journal Of Human Biology 2025, 37: e70004. PMID: 39905640, DOI: 10.1002/ajhb.70004.Peer-Reviewed Original ResearchConceptsLifetime trauma exposureSalivary diurnal cortisolTrauma exposureTraumatic eventsDiurnal cortisolAdolescent mothersEvening cortisolCortisol levelsExposure to traumatic eventsHome visiting interventionInterpersonal violenceAssaultive violence exposureMaternal trauma historyBedtime cortisol levelsExperiences of interpersonal violenceEvening cortisol levelsTrauma history variablesIntergenerational transmission of traumaCohort of adolescent mothersBrazilian adolescent mothersModel of fetal programmingMorning cortisol levelsStudy investigated associationsTransmission of traumaIntervention group
2022
Maternal distress, DNA methylation, and fetal programing of stress physiology in Brazilian mother–infant pairs
Wiley K, Camilo C, Gouveia G, Euclydes V, Panter‐Brick C, Matijasevich A, Ferraro A, Fracolli L, Chiesa A, Miguel E, Polanczyk G, Brentani H. Maternal distress, DNA methylation, and fetal programing of stress physiology in Brazilian mother–infant pairs. Developmental Psychobiology 2022, 65: e22352. PMID: 36567654, PMCID: PMC9792831, DOI: 10.1002/dev.22352.Peer-Reviewed Original ResearchConceptsPrenatal psychological distressLate pregnancyMaternal prenatal psychosocial stressMaternal hair cortisolMaternal prenatal psychological distressPrenatal psychosocial stressPsychological distressAdrenal axis functionInfants of mothersEvening salivary cortisolMother-infant pairsInfant DNA methylationMultivariable linear regressionHair cortisol concentrationsElevated anxiety symptomsAxis functionFetal programingEvening cortisolPregnant adolescentsMaternal distressPsychosocial stressCortisol concentrationsPregnancyHair cortisolSalivary cortisol
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