Stretch-induced actomyosin contraction in epithelial tubes: Mechanotransduction pathways for tubular homeostasis

Kriti Sethi, Erin J. Cram, Ronen Zaidel-Bar

Research output: Contribution to journalReview articlepeer-review

Abstract

Many tissues in our body have a tubular shape and are constantly exposed to various stresses. Luminal pressure imposes tension on the epithelial and myoepithelial or smooth muscle cells surrounding the lumen of the tubes. Contractile forces generated by actomyosin assemblies within these cells oppose the luminal pressure and must be calibrated to maintain tube diameter homeostasis and tissue integrity. In this review, we discuss mechanotransduction pathways that can lead from sensation of cell stretch to activation of actomyosin contractility, providing rapid mechanochemical feedback for proper tubular tissue function.

Original languageEnglish
Pages (from-to)146-152
Number of pages7
JournalSeminars in Cell and Developmental Biology
Volume71
DOIs
StatePublished - Nov 2017

Keywords

  • Calcium
  • Contractility
  • Epithelial tubes
  • Integrin signaling
  • Mechanotransduction
  • RhoA
  • Smooth muscle
  • Stretch

All Science Journal Classification (ASJC) codes

  • Developmental Biology
  • Cell Biology

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