Evidence map›Paper›PMID 34588424›Full record

ArticleOncogenesis2021

IL-6 promotes drug resistance through formation of polyploid giant cancer cells and stromal fibroblast reprogramming.

Na Niu, Jun Yao, Robert C Bast, Anil K Sood, Jinsong Liu

Open access · goldAbstract read
In one paragraph

Article in Oncogenesis, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
60citing papers in PubMed, 1 pooled it
5.0field-weighted citation impact, top 3% 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

60 citing papers in PubMed, 1 synthesis or guideline pooled it, 75 citations in OpenAlex.

  1. Pooled it
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  17. Leveraging chromatin packing domains to target chemoevasion in vivo.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
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  19. Global modulation of gene expression and transcriptome size in aneuploid combinations of maize.Proceedings of the National Academy of Sciences of the United States of America · 2025
    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

5 authors at 1 institution in 1 country.

Na NiuDepartments of Anatomic Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas, 77030, USA.
Jun YaoDepartments of Molecular and Cellular Oncology, The University of Texas MD Anderson Cancer Center, Houston, Texas, 77030, USA.
Robert C BastDepartments of Experimental Therapeutics, The University of Texas MD Anderson Cancer Center, Houston, Texas, 77030, USA.
Anil K SoodDepartments of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, 77030, USA.ORCID http://orcid.org/0000-0003-4242-1762
Jinsong LiuDepartments of Anatomic Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas, 77030, USA. jliu@mdanderson.org.ORCID http://orcid.org/0000-0002-3239-6658
The University of Texas MD Anderson Cancer Center · US

Funding

U.T. M. D. Anderson Cancer Center SPORE in Ovarian CancerP50CA217685 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI BAST, ROBERT C, SOOD, ANIL K · 2017 to 2021
$7.9M
NCI NIH HHS P50 CA217685UT | University of Texas MD Anderson Cancer Center (MD Anderson) P50CA217685
6 · The paper itself

Abstract

To understand the role of polyploid giant cancer cells (PGCCs) in drug resistance and disease relapse, we examined the mRNA expression profile of PGCCs following treatment with paclitaxel in ovarian cancer cells. An acute activation of IL-6 dominated senescence-associated secretory phenotype lasted 2-3 weeks and declined during the termination phase of polyploidy. IL-6 activates embryonic stemness during the initiation of PGCCs and can reprogram normal fibroblasts into cancer-associated fibroblasts (CAFs) via increased collagen synthesis, activation of VEGF expression, and enrichment of CAFs and the GPR77 + /CD10 + fibroblast subpopulation. Blocking the IL-6 feedback loop with tocilizumab or apigenin prevented PGCC formation, attenuated embryonic stemness and the CAF phenotype, and inhibited tumor growth in a patient-derived xenograft high-grade serous ovarian carcinoma model. Thus, IL-6 derived by PGCCs is capable of reprogramming both cancer and stromal cells and contributes to the evolution and remodeling of cancer. Targeting IL-6 in PGCCs may represent a novel approach to combating drug resistance.

Identifiers

PMID34588424
PMCPMC8481288
OpenAlexW3202107994

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.