Modeling the NF-kappa B mediated inflammatory response predicts cytokine waves in tissue

Pernille Yde, Anne Benedicte Mengel, Mogens Høgh Jensen, Sandeep Krishna, Ala Trusina

39 Citations (Scopus)
928 Downloads (Pure)

Abstract

Background: Waves propagating in "excitable media" is a reliable way to transmit signals in space. A fascinating example where living cells comprise such a medium is Dictyostelium D. which propagates waves of chemoattractant to attract distant cells. While neutrophils chemotax in a similar fashion as Dictyostelium D., it is unclear if chemoattractant waves exist in mammalian tissues and what mechanisms could propagate them.Results: We propose that chemoattractant cytokine waves may naturally develop as a result of NF-κB response. Using a heuristic mathematical model of NF-κB-like circuits coupled in space we show that the known characteristics of NF-κB response favor cytokine waves.Conclusions: While the propagating wave of cytokines is generally beneficial for inflammation resolution, our model predicts that there exist special conditions that can cause chronic inflammation and re-occurrence of acute inflammatory response.

Original languageEnglish
JournalBMC Systems Biology
Volume5
Pages (from-to)115
ISSN1752-0509
DOIs
Publication statusPublished - 19 Jul 2011

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