Evidence map›Paper›PMID 23174018›Full record

ArticleMolecular cancer2012

IL-1β promotes stemness and invasiveness of colon cancer cells through Zeb1 activation.

Yijing Li, Lei Wang, Loretta Pappan, Amy Galliher-Beckley, Jishu Shi

Open access · goldAbstract read
In one paragraph

Article in Molecular cancer, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 202 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
202citing papers in PubMed, 1 pooled it
6.7field-weighted citation impact, top 2% 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

202 citing papers in PubMed, 1 synthesis or guideline pooled it, 319 citations in OpenAlex.

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142 more citing papers are in PubMed but not listed here.

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.

Yijing LiDepartment of Anatomy and Physiology, College of Veterinary Medicine, Manhattan, KS 66506, USA.
Lei Wang
Loretta Pappan
Amy Galliher-Beckley
Jishu Shi
Manhattan College · US

Funding

Role of defensin receptor signaling in IL-1beta releaseR21AI085416 · NIAID · KANSAS STATE UNIVERSITY · PI SHI, JISHU · 2010 to 2011
$405k
NIAID NIH HHS R21 AI085416
6 · The paper itself

Abstract

backgroundIL-1β is a pleiotropic pro-inflammatory cytokine and its up-regulation is closely associated with various cancers including gastrointestinal tumors. However, it remains unclear how IL-1β may contribute to the initiation and development of these inflammation-associated cancers. Here we investigated the role of IL-1β in colon cancer stem cell (CSC) development.

methodsUsing self-renewal assay, soft-agar assay, invasion assay, real-time PCR analysis, immunoblot assay and shRNA knockdown, we determined the effects of IL-1β on cancer stem cell development and epithelial-mesenchymal transition (EMT) in human primary colon cancer cells and colon cancer cell line HCT-116.

resultsWe found that IL-1β can increase sphere-forming capability of colon cancer cells in serum-free medium. IL-1β-induced spheres displayed an up-regulation of stemness factor genes (Bmi1 and Nestin) and increased drug resistance, hallmarks of CSCs. Importantly, expression of EMT activator Zeb1 was increased in IL-1β-induced spheres, indicating that there might be a close association between EMT and IL-1β-induced CSC self-renewal. Indeed, IL-1β treatment led to EMT of colon cancer cells with loss of E-cadherin, up-regulation of Zeb1, and gain of the mesenchymal phenotype. Furthermore, shRNA-mediated knockdown of Zeb1 in HCT-116 cells reversed IL-1β-induced EMT and stem cell formation.

conclusionOur findings indicate that IL-1β may promote colon tumor growth and invasion through activation of CSC self-renewal and EMT, and Zeb1 plays a critical role in these two processes. Thus, IL-1β and Zeb1 might be new therapeutic targets against colon cancer stem cells.

Indexed as

BiomarkersCell Line, TumorCell MovementCell ProliferationColonic NeoplasmsDrug Resistance, NeoplasmEpithelial-Mesenchymal TransitionHCT116 CellsHomeodomain ProteinsHumansInterleukin-1betaNeoplastic Stem CellsSpheroids, CellularTranscription FactorsTumor Cells, CulturedZinc Finger E-box-Binding Homeobox 1BiomarkersHomeodomain ProteinsInterleukin-1betaTranscription FactorsZEB1 protein, humanZinc Finger E-box-Binding Homeobox 1

Identifiers

PMID23174018
PMCPMC3532073
OpenAlexW2143662246

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.