miRNA let-7e modulates the Wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation.

This study indicates that embryonic stem cells [ESCs] cultured with retinoic acid and activin A significantly upregulate the miRNA let-7e. This specific miRNA modulates the Wnt pathway and the expression of early nephrogenic markers under these differentiation conditions. The differentiation markers...

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Main Authors: Jose Luis Viñas, Marina Ventayol, Bernhard Brüne, Michaela Jung, Anna Sola, Felip Pi, Chrysoula Mastora, Georgina Hotter
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3622609?pdf=render
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author Jose Luis Viñas
Marina Ventayol
Bernhard Brüne
Michaela Jung
Anna Sola
Felip Pi
Chrysoula Mastora
Georgina Hotter
author_facet Jose Luis Viñas
Marina Ventayol
Bernhard Brüne
Michaela Jung
Anna Sola
Felip Pi
Chrysoula Mastora
Georgina Hotter
author_sort Jose Luis Viñas
collection DOAJ
description This study indicates that embryonic stem cells [ESCs] cultured with retinoic acid and activin A significantly upregulate the miRNA let-7e. This specific miRNA modulates the Wnt pathway and the expression of early nephrogenic markers under these differentiation conditions. The differentiation markers WT1, Pax2 and Wnt4 were downregulated when miRNA let-7e was silenced, thus indicating the role of miRNA let-7e in the differentiation process. PKCβ, GSK3β phosphorylation (GSK3β(P)) and β-catenin expression was reduced in differentiated cells and reversed by miRNA let-7e silencing. Addition of a PKCβ inhibitor to the miRNA let-7e silenced cells abolished let-7e-derived effects in differentiation markers, and reversed the increase in GSK3β(P) and β-catenin, thus indicating that miRNA let-7e is involved in differentiation via the modulation of GSK3β phosphorylation and β-catenin production.
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spelling doaj.art-e459687eea6e416bae434136b30e9b9c2022-12-22T00:46:17ZengPublic Library of Science (PLoS)PLoS ONE1932-62032013-01-0184e6093710.1371/journal.pone.0060937miRNA let-7e modulates the Wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation.Jose Luis ViñasMarina VentayolBernhard BrüneMichaela JungAnna SolaFelip PiChrysoula MastoraGeorgina HotterThis study indicates that embryonic stem cells [ESCs] cultured with retinoic acid and activin A significantly upregulate the miRNA let-7e. This specific miRNA modulates the Wnt pathway and the expression of early nephrogenic markers under these differentiation conditions. The differentiation markers WT1, Pax2 and Wnt4 were downregulated when miRNA let-7e was silenced, thus indicating the role of miRNA let-7e in the differentiation process. PKCβ, GSK3β phosphorylation (GSK3β(P)) and β-catenin expression was reduced in differentiated cells and reversed by miRNA let-7e silencing. Addition of a PKCβ inhibitor to the miRNA let-7e silenced cells abolished let-7e-derived effects in differentiation markers, and reversed the increase in GSK3β(P) and β-catenin, thus indicating that miRNA let-7e is involved in differentiation via the modulation of GSK3β phosphorylation and β-catenin production.http://europepmc.org/articles/PMC3622609?pdf=render
spellingShingle Jose Luis Viñas
Marina Ventayol
Bernhard Brüne
Michaela Jung
Anna Sola
Felip Pi
Chrysoula Mastora
Georgina Hotter
miRNA let-7e modulates the Wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation.
PLoS ONE
title miRNA let-7e modulates the Wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation.
title_full miRNA let-7e modulates the Wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation.
title_fullStr miRNA let-7e modulates the Wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation.
title_full_unstemmed miRNA let-7e modulates the Wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation.
title_short miRNA let-7e modulates the Wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation.
title_sort mirna let 7e modulates the wnt pathway and early nephrogenic markers in mouse embryonic stem cell differentiation
url http://europepmc.org/articles/PMC3622609?pdf=render
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