Nature Communications (Sep 2021)

Identical twins carry a persistent epigenetic signature of early genome programming

  • Jenny van Dongen,
  • Scott D. Gordon,
  • Allan F. McRae,
  • Veronika V. Odintsova,
  • Hamdi Mbarek,
  • Charles E. Breeze,
  • Karen Sugden,
  • Sara Lundgren,
  • Juan E. Castillo-Fernandez,
  • Eilis Hannon,
  • Terrie E. Moffitt,
  • Fiona A. Hagenbeek,
  • Catharina E. M. van Beijsterveldt,
  • Jouke Jan Hottenga,
  • Pei-Chien Tsai,
  • BIOS Consortium,
  • Genetics of DNA Methylation Consortium,
  • Josine L. Min,
  • Gibran Hemani,
  • Erik A. Ehli,
  • Franziska Paul,
  • Claudio D. Stern,
  • Bastiaan T. Heijmans,
  • P. Eline Slagboom,
  • Lucia Daxinger,
  • Silvère M. van der Maarel,
  • Eco J. C. de Geus,
  • Gonneke Willemsen,
  • Grant W. Montgomery,
  • Bruno Reversade,
  • Miina Ollikainen,
  • Jaakko Kaprio,
  • Tim D. Spector,
  • Jordana T. Bell,
  • Jonathan Mill,
  • Avshalom Caspi,
  • Nicholas G. Martin,
  • Dorret I. Boomsma

DOI
https://doi.org/10.1038/s41467-021-25583-7
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 14

Abstract

Read online

The mechanisms underlying how monozygotic (or identical) twins arise are yet to be determined. Here, the authors investigate this in an epigenome-wide association study, showing that monozygotic twinning has a characteristic DNA methylation signature in adult somatic tissues.