Evidence map›Paper›PMID 26924424›Full record

ArticleBritish journal of cancer2016

BRAF-V600E expression in primary nodular melanoma is associated with aggressive tumour features and reduced survival.

Emilia Hugdahl, May Britt Kalvenes, Hanne E Puntervoll, Rita G Ladstein, Lars A Akslen

Open access · hybridAbstract read
In one paragraph

Article in British journal of cancer, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
3.1field-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

41 citing papers in PubMed, 75 citations in OpenAlex.

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  14. Annals of translational medicine · 2022
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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 2 institutions in 1 country.

Emilia HugdahlCentre for Cancer Biomarkers (CCBIO), Department of Clinical Medicine, University of Bergen, 5021 Bergen, Norway.
May Britt KalvenesCentre for Cancer Biomarkers (CCBIO), Department of Clinical Medicine, University of Bergen, 5021 Bergen, Norway.
Hanne E PuntervollCentre for Cancer Biomarkers (CCBIO), Department of Clinical Medicine, University of Bergen, 5021 Bergen, Norway.
Rita G LadsteinCentre for Cancer Biomarkers (CCBIO), Department of Clinical Medicine, University of Bergen, 5021 Bergen, Norway.
Lars A AkslenCentre for Cancer Biomarkers (CCBIO), Department of Clinical Medicine, University of Bergen, 5021 Bergen, Norway.
University of Bergen · NOHaukeland University Hospital · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAround 50% of primary melanomas harbour BRAF mutations, but their prognostic impact has not been clear. Recently, a BRAF-V600E mutation-specific antibody has become available for immunohistochemistry. Here, we investigated for the first time the prognostic impact of BRAF-V600E protein expression in primary melanoma.

methodsIn a patient series of 248 nodular melanomas, BRAF-V600E and total BRAF expression were assessed by immunohistochemistry using tissue microarray sections of paraffin-embedded archival tissue. Mutation status was assessed by real-time PCR in cases with sufficient tumour tissue (n=191).

resultsPositive BRAF-V600E expression was present in 86 (35%) of the cases, and was significantly associated with increased tumour thickness, presence of tumour ulceration and reduced survival. Further, BRAF-V600E expression was an independent prognostic factor by multivariate analysis, whereas BRAF mutation status was not significant. There was 88% concordance between BRAF-V600E expression and mutation status.

conclusionsOur findings indicate that BRAF-V600E expression is a novel prognostic marker in primary melanoma.

Indexed as

AdultAgedAged, 80 and overBiomarkers, TumorCutaneous Malignant MelanomaDNA Mutational AnalysisFemaleFollow-Up StudiesHumansImmunoenzyme TechniquesMaleMelanomaMiddle AgedMutationNeoplasm StagingPrognosisBiomarkers, TumorBRAF protein, humanProto-Oncogene Proteins B-raf

Identifiers

PMID26924424
PMCPMC4984864
OpenAlexW2292092047

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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.