GATA transcription factors integrate Wnt signalling during heart development.

Cardiogenesis is inhibited by canonical Wnt/beta-catenin signalling and stimulated by non-canonical Wnt11/JNK signalling, but how these two signalling pathways crosstalk is currently unknown. Here, we show that Wnt/beta-catenin signalling restricts cardiogenesis via inhibition of GATA gene expressio...

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Hauptverfasser: Afouda, B, Martin, J, Liu, F, Ciau-Uitz, A, Patient, R, Hoppler, S
Format: Journal article
Sprache:English
Veröffentlicht: 2008
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author Afouda, B
Martin, J
Liu, F
Ciau-Uitz, A
Patient, R
Hoppler, S
author_facet Afouda, B
Martin, J
Liu, F
Ciau-Uitz, A
Patient, R
Hoppler, S
author_sort Afouda, B
collection OXFORD
description Cardiogenesis is inhibited by canonical Wnt/beta-catenin signalling and stimulated by non-canonical Wnt11/JNK signalling, but how these two signalling pathways crosstalk is currently unknown. Here, we show that Wnt/beta-catenin signalling restricts cardiogenesis via inhibition of GATA gene expression, as experimentally reinstating GATA function overrides beta-catenin-mediated inhibition and restores cardiogenesis. Furthermore, we show that GATA transcription factors in turn directly regulate Wnt11 gene expression, and that Wnt11 is required to a significant degree for mediating the cardiogenesis-promoting function of GATA transcription factors. These results demonstrate that GATA factors occupy a central position between canonical and non-canonical Wnt signalling in regulating heart muscle formation.
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spelling oxford-uuid:200b935e-0e57-42d4-bdaa-5f7209e3f8d82022-03-26T11:25:26ZGATA transcription factors integrate Wnt signalling during heart development.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:200b935e-0e57-42d4-bdaa-5f7209e3f8d8EnglishSymplectic Elements at Oxford2008Afouda, BMartin, JLiu, FCiau-Uitz, APatient, RHoppler, SCardiogenesis is inhibited by canonical Wnt/beta-catenin signalling and stimulated by non-canonical Wnt11/JNK signalling, but how these two signalling pathways crosstalk is currently unknown. Here, we show that Wnt/beta-catenin signalling restricts cardiogenesis via inhibition of GATA gene expression, as experimentally reinstating GATA function overrides beta-catenin-mediated inhibition and restores cardiogenesis. Furthermore, we show that GATA transcription factors in turn directly regulate Wnt11 gene expression, and that Wnt11 is required to a significant degree for mediating the cardiogenesis-promoting function of GATA transcription factors. These results demonstrate that GATA factors occupy a central position between canonical and non-canonical Wnt signalling in regulating heart muscle formation.
spellingShingle Afouda, B
Martin, J
Liu, F
Ciau-Uitz, A
Patient, R
Hoppler, S
GATA transcription factors integrate Wnt signalling during heart development.
title GATA transcription factors integrate Wnt signalling during heart development.
title_full GATA transcription factors integrate Wnt signalling during heart development.
title_fullStr GATA transcription factors integrate Wnt signalling during heart development.
title_full_unstemmed GATA transcription factors integrate Wnt signalling during heart development.
title_short GATA transcription factors integrate Wnt signalling during heart development.
title_sort gata transcription factors integrate wnt signalling during heart development
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AT martinj gatatranscriptionfactorsintegratewntsignallingduringheartdevelopment
AT liuf gatatranscriptionfactorsintegratewntsignallingduringheartdevelopment
AT ciauuitza gatatranscriptionfactorsintegratewntsignallingduringheartdevelopment
AT patientr gatatranscriptionfactorsintegratewntsignallingduringheartdevelopment
AT hopplers gatatranscriptionfactorsintegratewntsignallingduringheartdevelopment