Evidence map›Paper›PMID 19293793›Full record

ArticleBritish journal of cancer2009

An investigation of WNT pathway activation and association with survival in central nervous system primitive neuroectodermal tumours (CNS PNET).

H A Rogers, S Miller, J Lowe, M-A Brundler, B Coyle, R G Grundy

Open access · hybridAbstract read
In one paragraph

Article in British journal of cancer, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
3.2field-weighted citation impact, top 8% 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

25 citing papers in PubMed, 49 citations in OpenAlex.

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  16. Molecular subgroups of medulloblastoma.Expert review of neurotherapeutics · 2012
    Review
  17. Article
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  19. Article
  20. Molecular diagnostics in embryonal brain tumors.Brain pathology (Zurich, Switzerland) · 2011
    Review
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 4 institutions in 1 country.

H A RogersChildren's Brain Tumour Research Centre, Queen's Medical Centre, University of Nottingham, D Floor Medical School (D32), Nottingham, UK.
S Miller
J Lowe
M-A Brundler
B Coyle
R G Grundy
Queen's Medical Centre · GBUniversity of Nottingham · GBBirmingham Children's Hospital · GBBrain Tumour Research · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Central nervous system primitive neuroectodermal tumours (CNS PNET) are high-grade, predominantly paediatric, brain tumours. Previously they have been grouped with medulloblastomas owing to their histological similarities. The WNT/beta-catenin pathway has been implicated in many tumour types, including medulloblastoma. On pathway activation beta-catenin (CTNNB1) translocates to the nucleus, where it induces transcription of target genes. It is commonly upregulated in tumours by mutations in the key pathway components APC and CTNNB1. WNT/beta-catenin pathway status was investigated by immunohistochemical analysis of CTNNB1 and the pathway target cyclin D1 (CCND1) in 49 CNS PNETs and 46 medulloblastomas. The mutational status of APC and CTNNB1 (beta-catenin) was investigated in 33 CNS PNETs and 22 medulloblastomas. CTNNB1 nuclear localisation was seen in 36% of CNS PNETs and 27% of medulloblastomas. A significant correlation was found between CTNNB1 nuclear localisation and CCND1 levels. Mutations in CTNNB1 were identified in 4% of CNS PNETs and 20% of medulloblastomas. No mutations were identified in APC. A potential link between the level of nuclear staining and a better prognosis was identified in the CNS PNETs, suggesting that the extent of pathway activation is linked to outcome. The results suggest that the WNT/beta-catenin pathway plays an important role in the pathogenesis of CNS PNETs. However, activation is not caused by mutations in CTNNB1 or APC in the majority of CNS PNET cases.

Indexed as

Adolescentbeta CateninBrain NeoplasmsCentral Nervous System NeoplasmsCerebellar NeoplasmsChildChild, PreschoolDisease-Free SurvivalDNA Mutational AnalysisDNA PrimersFemaleHumansImmunohistochemistryInfantMaleMedulloblastomabeta CateninDNA PrimersWnt Proteins

Identifiers

PMID19293793
PMCPMC2676550
OpenAlexW2006137771

What OpenQuestion holds

Textmetadata
LicenceCC BY
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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.