Evidence map›Paper›PMID 25862637›Full record

ArticleActa neuropathologica2015

Identification of a novel MET mutation in high-grade glioma resulting in an auto-active intracellular protein.

Anna C Navis, Sanne A M van Lith, Sander M J van Duijnhoven, Maaike de Pooter, Bahar Yetkin-Arik, Pieter Wesseling, Wiljan J A J Hendriks, Hanka Venselaar, Marco Timmer, Patricia van Cleef and 5 more

Open access · hybridAbstract read
In one paragraph

Article in Acta neuropathologica, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

34 citing papers in PubMed, 43 citations in OpenAlex.

  1. Article
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  13. HGF/MET Signaling in Malignant Brain Tumors.International journal of molecular sciences · 2020
    Review
  14. Article
  15. Article
  16. Article
  17. MET in glioma: signaling pathways and targeted therapies.Journal of experimental & clinical cancer research : CR · 2019
    Review
  18. Review
  19. Article
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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

15 authors at 6 institutions in 2 countries.

Anna C NavisDepartment of Pathology, Radboud University Medical Center, PO Box 9101, 6500 HB, Nijmegen, The Netherlands.
Sanne A M van Lith
Sander M J van Duijnhoven
Maaike de Pooter
Bahar Yetkin-Arik
Pieter Wesseling
Wiljan J A J Hendriks
Hanka Venselaar
Marco Timmer
Patricia van Cleef
Paul van Bergen En Henegouwen
Myron G Best
Thomas D Wurdinger
Bastiaan B J Tops
William P J Leenders
Radboud University Medical Center · NLRadboud University Nijmegen · NLAmsterdam UMC Location VUmc · NLCancer Center AmsterdamUniversity Hospital Cologne · DEUtrecht University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

MET has gained interest as a therapeutic target for a number of malignancies because of its involvement in tumorigenesis, invasion and metastasis. At present, a number of inhibitors, both antibodies against MET or its ligand hepatocyte growth factor, and small molecule MET tyrosine kinase inhibitors are in clinical trials. We here describe a novel variant of MET that is expressed in 6% of high-grade gliomas. Characterization of this mutation in a glioma cell line revealed that it consists of an intronic deletion, resulting in a splice event connecting an intact splice donor site in exon 6 with the next splice acceptor site being that of exon 9. The encoded protein lacks parts of the extracellular IPT domains 1 and 2, encoded by exons 7 and 8, resulting in a novel pseudo-IPT and is named MET(Δ7-8). MET(Δ7-8) is located predominantly in the cytosol and is constitutively active. The auto-activating nature of MET(Δ7-8), in combination with a lack of transmembrane localization, renders MET(Δ7-8) not targetable using antibodies, although the protein is efficiently deactivated by MET-specific tyrosine kinase inhibitors. Testing of MET-expressing tumors for the presence of this variant may be important for treatment decision making.

Indexed as

Sequence DeletionAnilidesAnimalsAntibodiesCarcinomaCell Line, TumorFemaleGliomaHepatocyte Growth FactorHumansMaleMiceNeoplasm GradingNeoplasm TransplantationProstatic Neoplasms, Castration-ResistantProtein ConformationAnilidesAntibodiescabozantinibHepatocyte Growth FactorMET protein, humanProtein Kinase InhibitorsProto-Oncogene Proteins c-metPyridinesRNA, Messenger

Identifiers

PMID25862637
PMCPMC4469304
OpenAlexW2019656564

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.