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Cesarean delivery and blood DNA methylation at birth and childhood: Meta-analysis in the Pregnancy and Childhood Epigenetics Consortium

  • Siwen Wang
  • , Emma Casey
  • , Joanne Sordillo
  • , Sofía Aguilar-Lacasaña
  • , Fernanda Morales Berstein
  • , Richard J. Biedrzycki
  • , Sonia Brescianini
  • , Su Chen
  • , Amy Hough
  • , Elena Isaevska
  • , Woo Jin Kim
  • , Marion Lecorguillé
  • , Sebastian Shaobo Li
  • , Christian M. Page
  • , Jaehyun Park
  • , Stefan Röder
  • , Kristina Salontaji
  • , Gillian Santorelli
  • , Yidan Sun
  • , Sungho Won
  • Eric Zillich, Lea Zillich, Isabella Annesi-Maesano, S. Hasan Arshad, Mariona Bustamante, Charlotte A.M. Cecil, Hannah R. Elliott, Susan Ewart, Janine F. Felix, Luigi Gagliardi, Siri E. Håberg, Gunda Herberth, Barbara Heude, John W. Holloway, Anke Huels, Wilfried Karmaus, Gerard H. Koppelman, Stephanie J. London, Sunni L. Mumford, Lorenza Nisticò, Maja Popovic, Franca Rusconi, Enrique F. Schisterman, Dan J. Stein, Tabea Send, Henning Tiemeier, Judith M. Vonk, Martine Vrijheid, Joseph Leo Wiemels, Stephanie H. Witt, John Wright, Edwina H. Yeung, Heather J. Zar, Ana C. Zenclussen, Hongmei Zhang, Jorge E. Chavarro*, Marie France Hivert
*Corresponding author for this work
  • Harvard T.H. Chan School of Public Health
  • Emory University
  • Harvard Pilgrim Health Care Institute
  • Barcelona Institute for Global Health (ISGlobal)
  • Pompeu Fabra University
  • Spanish Consortium for Research on Epidemiology and Public Health (CIBERESP)
  • MRC Integrative Epidemiology Unit at the University of Bristol
  • University of Bristol
  • National Institutes of Health
  • Istituto Superiore di Sanita
  • University of Nebraska Medical Center
  • Bradford Institute for Health Research
  • University of Turin
  • Kangwon National University
  • Université Paris Cité
  • University of Southern California
  • Norwegian Institute of Public Health
  • Seoul National University
  • Helmholtz Centre for Environmental Research
  • University of Groningen
  • University Medical Centre Groningen
  • Heidelberg University 
  • Université de Montpellier
  • CHU Montpellier
  • University of Southampton
  • Michigan State University
  • Azienda USL Toscana Nord Ovest
  • University of Bergen
  • University of Memphis
  • National Institute of Environmental Health Sciences (NIEHS)
  • UPenn School of Medicine
  • University of Cape Town
  • Massachusetts General Hospital

Research output: Contribution to journalArticleAcademicpeer-review

4 Citations (Scopus)
62 Downloads (Pure)

Abstract

Children born via cesarean delivery have a higher risk of metabolic, immunological, and neurodevelopmental disorders compared to those born via vaginal delivery, although mechanisms remain unclear. We conducted a meta-analysis of epigenome-wide association studies to examine the associations between delivery mode and blood DNA methylation at birth and its persistence in early childhood. Participants were from 19 pregnancy cohorts (9833 term newborns) and 6 pediatric cohorts (2429 children aged 6 to 10 years). We identified six CpGs in cord blood associated with cesarean delivery (effect size range: 0.4 to 0.7%, P < 1.0 × 10-7): MAP2K2 (cg19423175), LIM2 (cg01500140), CNP (cg13917614), BLM (cg18247172), RASA3 (cg22348356), and RUNX3 (cg20674490), independent of cell proportions and other confounders. In childhood, none of these CpGs were associated with cesarean delivery, and no additional CpGs were identified. Delivery mode was associated with cell proportions at birth but not in childhood. Further research is needed to elucidate cesarean delivery’s molecular influence on offspring health.

Original languageEnglish
Article numbereadr2084
JournalScience advances
Volume10
Issue number48
DOIs
Publication statusPublished - 27 Nov 2024

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