Evidence map›Paper›PMID 17967459›Full record

ArticleGastroenterology2007

Inactivation of the UNC5C Netrin-1 receptor is associated with tumor progression in colorectal malignancies.

Agnès Bernet, Laetitia Mazelin, Marie-May Coissieux, Nicolas Gadot, Susan L Ackerman, Jean-Yves Scoazec, Patrick Mehlen

Open access · bronzeAbstract read
In one paragraph

Article in Gastroenterology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 59 papers.

0numbers the graph read from it
0cells of the map it votes in
59citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

59 citing papers in PubMed, 112 citations in OpenAlex.

  1. Article
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  6. Δ40p53 isoform up-regulates netrin-1/UNC5B expression and potentiates netrin-1 pro-oncogenic activity.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
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  9. Cancers · 2020
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  13. Observational
  14. Article
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  20. Microbial carcinogenic toxins and dietary anti-cancer protectants.Cellular and molecular life sciences : CMLS · 2017
    Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 4 institutions in 2 countries.

Agnès BernetApoptosis, Cancer and Development Laboratory-Equipe labellisée La Ligue, Centre National de la Recherche Scientifique, CNRS UMR5238, University of Lyon, Centre Léon Bérard, Lyon, France.
Laetitia Mazelin
Marie-May Coissieux
Nicolas Gadot
Susan L Ackerman
Jean-Yves Scoazec
Patrick Mehlen
Centre Léon Bérard · FRGenopole (France) · FRUniversité Claude Bernard Lyon 1 · FRJackson Laboratory · US

Funding

Mechanism of apoptosis induction by the receptor DCCR01NS045093 · NINDS · BUCK INSTITUTE FOR RESEARCH ON AGING · PI BREDESEN, DALE E. · 2003 to 2007
$1.7M
NINDS NIH HHS NS45093NINDS NIH HHS R01 NS045093
6 · The paper itself

Abstract

BACKGROUND &

aimsThe UNC5H netrin-1 receptors (UNC5H1-3 also called UNC5A-C) belong to the functional dependence receptors family, which share the ability to induce apoptosis in the absence of their ligands. Such a trait has been hypothesized to confer a tumor-suppressor activity. Indeed, cells harboring these receptors are thought to be dependent on ligand availability for their survival, thereby inhibiting uncontrolled tumor cell proliferation. We investigate here whether UNC5C acts as a tumor suppressor in colorectal malignancies.

methodsThe level of UNC5C was analyzed in a panel of 86 primary sporadic colorectal carcinomas. Loss of heterozygosity in the UNC5C locus and epigenetic alterations in the UNC5C promoter were also analyzed. Intestinal tumor progression was monitored in mice bearing both UNC5C and APC1638N mutations, and apoptosis was measured in intestinal tumors developed in UNC5C/APC1638N mutant mice.

resultsWe show here that UNC5C expression is down-regulated in a large fraction of human colorectal cancers, mainly through promoter methylation. Moreover, in mice, inactivation of UNC5C is associated with increased intestinal tumor progression and a decrease in tumor cell apoptosis.

conclusionsThe loss of UNC5C expression observed in human colorectal cancer is a selective advantage for tumor progression, in agreement with the dependence receptor hypothesis. Thus, the UNC5C dependence receptor is a tumor suppressor that regulates sporadic colorectal cancer.

Indexed as

AnimalsApoptosisCell Line, TumorColorectal NeoplasmsDisease ProgressionDown-RegulationGenes, Tumor SuppressorHumansMethylationMiceNetrin ReceptorsReceptors, Cell SurfaceNetrin ReceptorsReceptors, Cell SurfaceUNC5C protein, human

Identifiers

PMID17967459
PMCPMC2211510
OpenAlexW2089473025

What OpenQuestion holds

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Registered trials

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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.