PUBLICATION

Redox and Src family kinase signaling control leukocyte wound attraction and neutrophil reverse migration

Authors
Tauzin, S., Starnes, T.W., Becker, F.B., Lam, P.Y., Huttenlocher, A.
ID
ZDB-PUB-141210-12
Date
2014
Source
The Journal of cell biology   207: 589-98 (Journal)
Registered Authors
Huttenlocher, Anna, Lam, Pui Ying
Keywords
none
MeSH Terms
  • Animals
  • Cell Communication/immunology
  • Chemotaxis, Leukocyte*
  • Kinetics
  • Macrophages/immunology
  • NADPH Oxidases/metabolism
  • Neutrophil Infiltration
  • Oxidation-Reduction
  • Reactive Oxygen Species/metabolism
  • Signal Transduction/immunology*
  • Wound Healing/immunology*
  • Zebrafish
  • Zebrafish Proteins/metabolism*
  • src-Family Kinases/metabolism*
PubMed
25488917 Full text @ J. Cell Biol.
Abstract
Tissue damage induces early recruitment of neutrophils through redox-regulated Src family kinase (SFK) signaling in neutrophils. Redox-SFK signaling in epithelium is also necessary for wound resolution and tissue regeneration. How neutrophil-mediated inflammation resolves remains unclear. In this paper, we studied the interactions between macrophages and neutrophils in response to tissue damage in zebrafish and found that macrophages contact neutrophils and induce resolution via neutrophil reverse migration. We found that redox-SFK signaling through p22phox and Yes-related kinase is necessary for macrophage wound attraction and the subsequent reverse migration of neutrophils. Importantly, macrophage-specific reconstitution of p22phox revealed that macrophage redox signaling is necessary for neutrophil reverse migration. Thus, redox-SFK signaling in adjacent tissues is essential for coordinated leukocyte wound attraction and repulsion through pathways that involve contact-mediated guidance.
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