Nature Communications (Sep 2018)

Hierarchical and stage-specific regulation of murine cardiomyocyte maturation by serum response factor

  • Yuxuan Guo,
  • Blake D. Jardin,
  • Pingzhu Zhou,
  • Isha Sethi,
  • Brynn N. Akerberg,
  • Christopher N Toepfer,
  • Yulan Ai,
  • Yifei Li,
  • Qing Ma,
  • Silvia Guatimosim,
  • Yongwu Hu,
  • Grigor Varuzhanyan,
  • Nathan J. VanDusen,
  • Donghui Zhang,
  • David C. Chan,
  • Guo-Cheng Yuan,
  • Christine E. Seidman,
  • Jonathan G. Seidman,
  • William T. Pu

DOI
https://doi.org/10.1038/s41467-018-06347-2
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 16

Abstract

Read online

The processes regulating cardiomyocyte (CM) maturation are unclear. Here, the authors show that serum response factor regulates CM maturation only in neonatal CMs through stage-specific chromatin occupancy that affects cell size, sarcomere and transverse-tubule organization, and mitochondria