TAK1 inhibition increases proliferation and differentiation of chick retinal cells

The factors necessary for the differentiation of cell types within the retina are incompletely understood. The transforming growth factor beta (TGF-β) superfamily, including TGF-β1 and 2, the bone morphogenetic proteins, and the activins have all been implicated in differentiation; however, the mech...

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Main Authors: Casandra Carrillo, Vagisha Ravi, Sarika Tiwari, Ellen A. Chernoff, Teri L. Belecky-Adams
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-09-01
Series:Frontiers in Cell and Developmental Biology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fcell.2022.698233/full
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author Casandra Carrillo
Vagisha Ravi
Sarika Tiwari
Ellen A. Chernoff
Teri L. Belecky-Adams
author_facet Casandra Carrillo
Vagisha Ravi
Sarika Tiwari
Ellen A. Chernoff
Teri L. Belecky-Adams
author_sort Casandra Carrillo
collection DOAJ
description The factors necessary for the differentiation of cell types within the retina are incompletely understood. The transforming growth factor beta (TGF-β) superfamily, including TGF-β1 and 2, the bone morphogenetic proteins, and the activins have all been implicated in differentiation; however, the mechanisms by which these factors affect differentiation are only partially understood. The studies herein focus on a potential role for transforming growth factor β-activated kinase 1 (TAK1), a hub kinase that lies at the intersection of multiple signaling pathways, in the differentiation of cell types within the chick retina. Previous studies have focused predominantly on the role this kinase plays in the inflammation process and axonal growth. TAK1 is downstream of multiple signaling pathways that are critical to development of the central nervous system, including transforming growth factor β (TGFβ), bone morphogenetic proteins (BMPs), and activins. The present study indicates that activated TAK1 is found throughout the developing retina; however, it is localized at higher levels in dividing and differentiating cells. Further, ex ovo retinal studies using TAK1 inhibitor 5Z-7-oxozeaenol increased both progenitor and differentiating cell populations, accompanied by a substantial increase in proliferation and a smaller increase in cell death. These results indicate a unique role for TAK1 in differentiating and proliferating retinal cells.
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spelling doaj.art-6df700c926824a67b21d9c64c655ab2e2022-12-22T03:46:46ZengFrontiers Media S.A.Frontiers in Cell and Developmental Biology2296-634X2022-09-011010.3389/fcell.2022.698233698233TAK1 inhibition increases proliferation and differentiation of chick retinal cellsCasandra CarrilloVagisha RaviSarika TiwariEllen A. ChernoffTeri L. Belecky-AdamsThe factors necessary for the differentiation of cell types within the retina are incompletely understood. The transforming growth factor beta (TGF-β) superfamily, including TGF-β1 and 2, the bone morphogenetic proteins, and the activins have all been implicated in differentiation; however, the mechanisms by which these factors affect differentiation are only partially understood. The studies herein focus on a potential role for transforming growth factor β-activated kinase 1 (TAK1), a hub kinase that lies at the intersection of multiple signaling pathways, in the differentiation of cell types within the chick retina. Previous studies have focused predominantly on the role this kinase plays in the inflammation process and axonal growth. TAK1 is downstream of multiple signaling pathways that are critical to development of the central nervous system, including transforming growth factor β (TGFβ), bone morphogenetic proteins (BMPs), and activins. The present study indicates that activated TAK1 is found throughout the developing retina; however, it is localized at higher levels in dividing and differentiating cells. Further, ex ovo retinal studies using TAK1 inhibitor 5Z-7-oxozeaenol increased both progenitor and differentiating cell populations, accompanied by a substantial increase in proliferation and a smaller increase in cell death. These results indicate a unique role for TAK1 in differentiating and proliferating retinal cells.https://www.frontiersin.org/articles/10.3389/fcell.2022.698233/fullTGF-β-activated kinase 1TAK1MAP3K7retinachickproliferation
spellingShingle Casandra Carrillo
Vagisha Ravi
Sarika Tiwari
Ellen A. Chernoff
Teri L. Belecky-Adams
TAK1 inhibition increases proliferation and differentiation of chick retinal cells
Frontiers in Cell and Developmental Biology
TGF-β-activated kinase 1
TAK1
MAP3K7
retina
chick
proliferation
title TAK1 inhibition increases proliferation and differentiation of chick retinal cells
title_full TAK1 inhibition increases proliferation and differentiation of chick retinal cells
title_fullStr TAK1 inhibition increases proliferation and differentiation of chick retinal cells
title_full_unstemmed TAK1 inhibition increases proliferation and differentiation of chick retinal cells
title_short TAK1 inhibition increases proliferation and differentiation of chick retinal cells
title_sort tak1 inhibition increases proliferation and differentiation of chick retinal cells
topic TGF-β-activated kinase 1
TAK1
MAP3K7
retina
chick
proliferation
url https://www.frontiersin.org/articles/10.3389/fcell.2022.698233/full
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AT sarikatiwari tak1inhibitionincreasesproliferationanddifferentiationofchickretinalcells
AT ellenachernoff tak1inhibitionincreasesproliferationanddifferentiationofchickretinalcells
AT terilbeleckyadams tak1inhibitionincreasesproliferationanddifferentiationofchickretinalcells