Evidence map›Paper›PMID 26429879›Full record

ArticleOncotarget2015

Extracellular vesicle-mediated transfer of CLIC1 protein is a novel mechanism for the regulation of glioblastoma growth.

Matteo Setti, Daniela Osti, Cristina Richichi, Barbara Ortensi, Massimiliano Del Bene, Lorenzo Fornasari, Galina Beznoussenko, Alexandre Mironov, Germana Rappa, Alessandro Cuomo and 4 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
4.2field-weighted citation impact, top 5% 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

63 citing papers in PubMed, 91 citations in OpenAlex.

  1. Review
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  4. Advancements in nanotheranostics for glioma therapy.Naunyn-Schmiedeberg's archives of pharmacology · 2025
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  10. Ion Channels in Gliomas-From Molecular Basis to Treatment.International journal of molecular sciences · 2023
    Review
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  12. Article
  13. Article
  14. Article
  15. Review
  16. Review
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  19. Article
  20. Review

3 more citing papers are in PubMed but not listed here.

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

14 authors at 4 institutions in 2 countries.

Matteo SettiDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Daniela OstiDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Cristina RichichiDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Barbara OrtensiDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Massimiliano Del BeneDepartment of Neurosurgery, Fondazione IRCCS Istituto Neurologico C. Besta, Milan, Italy.
Lorenzo FornasariDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Galina BeznoussenkoInstitute of Molecular Oncology (IFOM) of The Italian Foundation for Cancer Research (FIRC), Milan, Italy.
Alexandre MironovInstitute of Molecular Oncology (IFOM) of The Italian Foundation for Cancer Research (FIRC), Milan, Italy.
Germana RappaDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Alessandro CuomoDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Mario FarettaDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Tiziana BonaldiDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
Aurelio LoricoCancer Research Center, Roseman University of Health Sciences with Roseman University College of Medicine, Las Vegas, NV, USA.
Giuliana PelicciDepartment of Experimental Oncology, European Institute of Oncology, Milan, Italy.
European Institute of Oncology · ITFIRC Institute of Molecular Oncology · ITFondazione IRCCS Istituto Neurologico Carlo Besta · ITRoseman University of Health Sciences · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Little progresses have been made in the treatment of glioblastoma (GBM), the most aggressive and lethal among brain tumors. Recently we have demonstrated that Chloride Intracellular Channel-1 (CLIC1) is overexpressed in GBM compared to normal tissues, with highest expression in patients with poor prognosis. Moreover, CLIC1-silencing in cancer stem cells (CSCs) isolated from human GBM patients negatively influences proliferative capacity and self-renewal properties in vitro and impairs the in vivo tumorigenic potential. Here we show that CLIC1 exists also as a circulating protein, secreted via extracellular vesicles (EVs) released by either cell lines or GBM-derived CSCs. Extracellular vesicles (EVs), comprising exosomes and microvesicles based on their composition and biophysical properties, have been shown to sustain tumor growth in a variety of model systems, including GBM. Interestingly, treatment of GBM cells with CLIC1-containing EVs stimulates cell growth both in vitro and in vivo in a CLIC1-dose dependent manner. EVs derived from CLIC1-overexpressing GBM cells are strong inducers of proliferation in vitro and tumor engraftment in vivo. These stimulations are significantly attenuated by treatment of GBM cells with EVs derived from CLIC1-silenced cells. However, CLIC1 modulation appears to have no direct role in EV structure, biogenesis and secretion. These findings reveal that, apart from the function of CLIC1 cellular reservoir, CLIC1 contained in EVs is a novel regulator of GBM growth.

Indexed as

AnimalsApoptosisBlotting, WesternBrain NeoplasmsCell ProliferationChloride ChannelsExosomesExtracellular VesiclesGlioblastomaHumansImmunoenzyme TechniquesMiceMice, NudeNanoparticlesNeoplastic Stem CellsTumor Cells, CulturedChloride ChannelsCLIC1 protein, humancancer stem cellscell proliferationextracellular vesiclesglioblastomatumor growth

Identifiers

PMID26429879
PMCPMC4741615
OpenAlexW2213440919

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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.