Signal processing in the TGF-beta superfamily ligand-receptor network.

The TGF-beta pathway plays a central role in tissue homeostasis and morphogenesis. It transduces a variety of extracellular signals into intracellular transcriptional responses that control a plethora of cellular processes, including cell growth, apoptosis, and differentiation. We use computational...

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Main Authors: Jose M G Vilar, Ronald Jansen, Chris Sander
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2006-01-01
Series:PLoS Computational Biology
Online Access:http://europepmc.org/articles/PMC1356091?pdf=render
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author Jose M G Vilar
Ronald Jansen
Chris Sander
author_facet Jose M G Vilar
Ronald Jansen
Chris Sander
author_sort Jose M G Vilar
collection DOAJ
description The TGF-beta pathway plays a central role in tissue homeostasis and morphogenesis. It transduces a variety of extracellular signals into intracellular transcriptional responses that control a plethora of cellular processes, including cell growth, apoptosis, and differentiation. We use computational modeling to show that coupling of signaling with receptor trafficking results in a highly versatile signal-processing unit, able to sense by itself absolute levels of ligand, temporal changes in ligand concentration, and ratios of multiple ligands. This coupling controls whether the response of the receptor module is transient or permanent and whether or not different signaling channels behave independently of each other. Our computational approach unifies seemingly disparate experimental observations and suggests specific changes in receptor trafficking patterns that can lead to phenotypes that favor tumor progression.
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spelling doaj.art-963f6c482b694bf4971f6444335203732022-12-22T02:43:38ZengPublic Library of Science (PLoS)PLoS Computational Biology1553-734X1553-73582006-01-0121e310.1371/journal.pcbi.0020003Signal processing in the TGF-beta superfamily ligand-receptor network.Jose M G VilarRonald JansenChris SanderThe TGF-beta pathway plays a central role in tissue homeostasis and morphogenesis. It transduces a variety of extracellular signals into intracellular transcriptional responses that control a plethora of cellular processes, including cell growth, apoptosis, and differentiation. We use computational modeling to show that coupling of signaling with receptor trafficking results in a highly versatile signal-processing unit, able to sense by itself absolute levels of ligand, temporal changes in ligand concentration, and ratios of multiple ligands. This coupling controls whether the response of the receptor module is transient or permanent and whether or not different signaling channels behave independently of each other. Our computational approach unifies seemingly disparate experimental observations and suggests specific changes in receptor trafficking patterns that can lead to phenotypes that favor tumor progression.http://europepmc.org/articles/PMC1356091?pdf=render
spellingShingle Jose M G Vilar
Ronald Jansen
Chris Sander
Signal processing in the TGF-beta superfamily ligand-receptor network.
PLoS Computational Biology
title Signal processing in the TGF-beta superfamily ligand-receptor network.
title_full Signal processing in the TGF-beta superfamily ligand-receptor network.
title_fullStr Signal processing in the TGF-beta superfamily ligand-receptor network.
title_full_unstemmed Signal processing in the TGF-beta superfamily ligand-receptor network.
title_short Signal processing in the TGF-beta superfamily ligand-receptor network.
title_sort signal processing in the tgf beta superfamily ligand receptor network
url http://europepmc.org/articles/PMC1356091?pdf=render
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