Complex interplay between p53 and chromosome stability

TP53-dependent cell cycle arrest has been proposed to limit the proliferation of aneuploid cells. We investigated the cellular response to aneuploidy in cell lines and organoid cultures and found that TP53 (also known as p53) is not activated following aneuploidy induction in organoids. However, we...

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Main Authors: Akshay Narkar, Blake A. Johnson, Rong Li
Format: Article
Language:English
Published: Taylor & Francis Group 2021-07-01
Series:Molecular & Cellular Oncology
Subjects:
Online Access:http://dx.doi.org/10.1080/23723556.2021.1938479
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author Akshay Narkar
Blake A. Johnson
Rong Li
author_facet Akshay Narkar
Blake A. Johnson
Rong Li
author_sort Akshay Narkar
collection DOAJ
description TP53-dependent cell cycle arrest has been proposed to limit the proliferation of aneuploid cells. We investigated the cellular response to aneuploidy in cell lines and organoid cultures and found that TP53 (also known as p53) is not activated following aneuploidy induction in organoids. However, we confirmed that p53 is required for high mitotic fidelity. Our findings provide a revised view on how p53 safeguards against aneuploidy.
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spelling doaj.art-a7b78f8191ab4b69a9029a3db28d7a5c2023-09-22T09:19:43ZengTaylor & Francis GroupMolecular & Cellular Oncology2372-35562021-07-018410.1080/23723556.2021.19384791938479Complex interplay between p53 and chromosome stabilityAkshay Narkar0Blake A. Johnson1Rong Li2Johns Hopkins University, School of MedicineJohns Hopkins University, School of MedicineJohns Hopkins University, School of MedicineTP53-dependent cell cycle arrest has been proposed to limit the proliferation of aneuploid cells. We investigated the cellular response to aneuploidy in cell lines and organoid cultures and found that TP53 (also known as p53) is not activated following aneuploidy induction in organoids. However, we confirmed that p53 is required for high mitotic fidelity. Our findings provide a revised view on how p53 safeguards against aneuploidy.http://dx.doi.org/10.1080/23723556.2021.1938479p53aneuploidyorganoids
spellingShingle Akshay Narkar
Blake A. Johnson
Rong Li
Complex interplay between p53 and chromosome stability
Molecular & Cellular Oncology
p53
aneuploidy
organoids
title Complex interplay between p53 and chromosome stability
title_full Complex interplay between p53 and chromosome stability
title_fullStr Complex interplay between p53 and chromosome stability
title_full_unstemmed Complex interplay between p53 and chromosome stability
title_short Complex interplay between p53 and chromosome stability
title_sort complex interplay between p53 and chromosome stability
topic p53
aneuploidy
organoids
url http://dx.doi.org/10.1080/23723556.2021.1938479
work_keys_str_mv AT akshaynarkar complexinterplaybetweenp53andchromosomestability
AT blakeajohnson complexinterplaybetweenp53andchromosomestability
AT rongli complexinterplaybetweenp53andchromosomestability