Negative Smad expression and regulation in the developing chick limb.

The inhibitory or negative Smads, Smad6 and Smad7, block TGFbeta superfamily signals of both the BMP and TGFbeta classes by antagonizing the intracellular signal transduction machinery. We report the cloning of one Smad6 and two Smad7 (Smad7a and Smad7b) chick homologs and their expression and regul...

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Main Authors: Neil Vargesson, Ed Laufer
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2009-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2663054?pdf=render
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author Neil Vargesson
Ed Laufer
author_facet Neil Vargesson
Ed Laufer
author_sort Neil Vargesson
collection DOAJ
description The inhibitory or negative Smads, Smad6 and Smad7, block TGFbeta superfamily signals of both the BMP and TGFbeta classes by antagonizing the intracellular signal transduction machinery. We report the cloning of one Smad6 and two Smad7 (Smad7a and Smad7b) chick homologs and their expression and regulation in the developing limb. Smad6 and Smad7a are expressed in dynamic patterns reflecting the domains of BMP gene expression in the limb. Activation and inhibition of the BMP signaling pathway in limb mesenchyme indicates that negative Smad gene expression is regulated, at least in part, by BMP family signals.
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spelling doaj.art-5aed6e324a124666a38a9055bb05ceb12022-12-22T03:19:10ZengPublic Library of Science (PLoS)PLoS ONE1932-62032009-01-0144e517310.1371/journal.pone.0005173Negative Smad expression and regulation in the developing chick limb.Neil VargessonEd LauferThe inhibitory or negative Smads, Smad6 and Smad7, block TGFbeta superfamily signals of both the BMP and TGFbeta classes by antagonizing the intracellular signal transduction machinery. We report the cloning of one Smad6 and two Smad7 (Smad7a and Smad7b) chick homologs and their expression and regulation in the developing limb. Smad6 and Smad7a are expressed in dynamic patterns reflecting the domains of BMP gene expression in the limb. Activation and inhibition of the BMP signaling pathway in limb mesenchyme indicates that negative Smad gene expression is regulated, at least in part, by BMP family signals.http://europepmc.org/articles/PMC2663054?pdf=render
spellingShingle Neil Vargesson
Ed Laufer
Negative Smad expression and regulation in the developing chick limb.
PLoS ONE
title Negative Smad expression and regulation in the developing chick limb.
title_full Negative Smad expression and regulation in the developing chick limb.
title_fullStr Negative Smad expression and regulation in the developing chick limb.
title_full_unstemmed Negative Smad expression and regulation in the developing chick limb.
title_short Negative Smad expression and regulation in the developing chick limb.
title_sort negative smad expression and regulation in the developing chick limb
url http://europepmc.org/articles/PMC2663054?pdf=render
work_keys_str_mv AT neilvargesson negativesmadexpressionandregulationinthedevelopingchicklimb
AT edlaufer negativesmadexpressionandregulationinthedevelopingchicklimb