Evidence map›Paper›PMID 21372142›Full record

ArticleThe Journal of biological chemistry2011

CD44v6 coordinates tumor matrix-triggered motility and apoptosis resistance.

Thorsten Jung, Wolfgang Gross, Margot Zöller

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 3 pooled it
4.0field-weighted citation impact, top 6% 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

47 citing papers in PubMed, 3 syntheses or guidelines pooled it, 76 citations in OpenAlex.

  1. Pooled it
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  7. CD44 variant exons induce chemoresistance by modulating cell death pathways.Frontiers in cell and developmental biology · 2025
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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

3 authors at 1 institution in 1 country.

Thorsten JungDepartment of Tumor Cell Biology, University Hospital of Surgery, University of Heidelberg, Heidelberg, Germany.
Wolfgang Gross
Margot Zöller
Heidelberg University · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Tumor progression requires a crosstalk with the tumor surrounding, where the tumor matrix plays an essential role. We recently reported that only the matrix delivered by a CD44v6-competent (ASML(wt)), but not that of a CD44v6-deficient (ASML-CD44v(kd)) rat pancreatic adenocarcinoma line supports metastasis formation. We here describe that this matrix provides an important feedback toward the tumor cell and that CD44v6 accounts for orchestrating signals received from the matrix. ASML(wt) cells contain more hyaluronan synthase-3 and secrete higher amounts of >50 kDa HA than ASML-CD44v(kd) cells, which secrete more hyaluronidase. Only the ASML(wt)-matrix supports migration and apoptosis resistance, which both can be initiated via CD44v6, c-Met, and α6β4 ligand binding and proceed via FAK, PI3K/Akt, and MAPK activation, respectively. However, c-Met- and α6β4-initiated signaling are strongly augmented by the association with CD44v6 as only very weak effects are observed in CD44v6-deficient cells. The same CD44v6-dependent convergence of motility- and apoptosis resistance-related signals also accounts for human tumor lines. Thus, CD44v6 promotes motility and apoptosis resistance via its involvement in assembling a matrix that, in turn, triggers activation of signaling cascades, which proceeds, independent of the initiating receptor-ligand interaction, in a concerted action via CD44v6.

Indexed as

ApoptosisCell MovementAnimalsCell Line, TumorFocal Adhesion Kinase 1GlucuronosyltransferaseHumansHyaluronan ReceptorsHyaluronan SynthasesIntegrin alpha6beta4Mitogen-Activated Protein Kinase KinasesNeoplasmsPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktProto-Oncogene Proteins c-metRatsCD44v6 antigenFocal Adhesion Kinase 1GlucuronosyltransferaseHAS3 protein, humanHyaluronan ReceptorsHyaluronan SynthasesIntegrin alpha6beta4Mitogen-Activated Protein Kinase KinasesPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktProto-Oncogene Proteins c-metPTK2 protein, human

Identifiers

PMID21372142
PMCPMC3091196
OpenAlexW2088499893

What OpenQuestion holds

Textmetadata
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.