Evidence map›Paper›PMID 32816909›Full record

ArticleCancer research2020

EZH2-Mediated Downregulation of the Tumor Suppressor DAB2IP Maintains Ovarian Cancer Stem Cells.

Xingyue Zong, Weini Wang, Ali Ozes, Fang Fang, George E Sandusky, Kenneth P Nephew

Open access · bronzeAbstract read
In one paragraph

Article in Cancer research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
3.6field-weighted citation impact, top 5% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

45 citing papers in PubMed, 66 citations in OpenAlex.

  1. Review
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  7. Chromatin Organization Governs Transcriptional Response and Plasticity of Cancer Stem Cells.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
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  15. Preclinical Evaluation of NTX-301, a Novel DNA Hypomethylating Agent in Ovarian Cancer.Clinical cancer research : an official journal of the American Association for Cancer Research · 2024
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 3 institutions in 1 country.

Xingyue ZongMedical Sciences, Indiana University School of Medicine, Bloomington, Indiana.
Weini WangMedical Sciences, Indiana University School of Medicine, Bloomington, Indiana.
Ali OzesMedical Sciences, Indiana University School of Medicine, Bloomington, Indiana.
Fang FangMedical Sciences, Indiana University School of Medicine, Bloomington, Indiana.ORCID 0000-0002-7160-5723
George E SanduskyDepartment of Pathology and Laboratory Medicine, Indiana University School of Medicine, Indianapolis, Indiana.
Kenneth P NephewMedical Sciences, Indiana University School of Medicine, Bloomington, Indiana. knephew@indiana.edu.ORCID 0000-0003-2192-1346
Indiana University Bloomington · USIndiana University Health · USIndiana University – Purdue University Indianapolis · US

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Scott Kopetz · 1985 to 2026
$290.8M
Quality Assurance and Quality Control Project Management: Improving Submissions and Study Conduct in the Human Subjects Research Prior Approval ProcessUL1TR002529 · NCATS · INDIANA UNIVERSITY INDIANAPOLIS · PI MOE, SHARON M, WIEHE, SARAH ELIZABETH · 2018 to 2022
$27.2M
NCATS NIH HHS UL1 TR002529NCI NIH HHS P30 CA016672
6 · The paper itself

Abstract

The majority of women diagnosed with epithelial ovarian cancer eventually develop recurrence, which rapidly evolves into chemoresistant disease. Persistence of ovarian cancer stem cells (OCSC) at the end of therapy may be responsible for emergence of resistant tumors. In this study, we demonstrate that in OCSC, the tumor suppressor disabled homolog 2-interacting protein (DAB2IP) is silenced by EZH2-mediated H3K27 trimethylation of the DAB2IP promoter. CRISPR/Cas9-mediated deletion of DAB2IP in epithelial ovarian cancer cell lines upregulated expression of stemness-related genes and induced conversion of non-CSC to CSC, while enforced expression of DAB2IP suppressed CSC properties. Transcriptomic analysis showed that overexpression of DAB2IP in ovarian cancer significantly altered stemness-associated genes and bioinformatic analysis revealed WNT signaling as a dominant pathway mediating the CSC inhibitory effect of DAB2IP. Specifically, DAB2IP inhibited WNT signaling via downregulation of WNT5B, an important stemness inducer. Reverse phase protein array further demonstrated activation of noncanonical WNT signaling via C-JUN as a downstream target of WNT5B, which was blocked by inhibiting RAC1, a prominent regulator of C-JUN activation. Coadministration of EZH2 inhibitor GSK126 and RAC1 inhibitor NSC23766 suppressed OCSC survival

Indexed as

AminoquinolinesAnimalsCell Line, TumorDown-RegulationEnhancer of Zeste Homolog 2 ProteinEpigenesis, GeneticFemaleGene Expression Regulation, NeoplasticGenes, Tumor SuppressorHumansIndolesMice, SCIDNeoplastic Stem CellsOvarian NeoplasmsPyridonesPyrimidinesAminoquinolinesDAB2IP protein, humanEnhancer of Zeste Homolog 2 ProteinEZH2 protein, humanGSK-2816126IndolesNSC 23766PyridonesPyrimidinesrac1 GTP-Binding ProteinRAC1 protein, humanras GTPase-Activating ProteinsWNT5B protein, humanWnt Proteins

Identifiers

PMID32816909
PMCPMC7572866
OpenAlexW3069004765

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.