Evidence map›Paper›PMID 28963552›Full record

ArticleScientific reports2017

Radiation alters the cargo of exosomes released from squamous head and neck cancer cells to promote migration of recipient cells.

Lisa Mutschelknaus, Omid Azimzadeh, Theresa Heider, Klaudia Winkler, Marcus Vetter, Rosemarie Kell, Soile Tapio, Juliane Merl-Pham, Stephan M Huber, Lena Edalat and 4 more

Abstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 85 papers.

0numbers the graph read from it
0cells of the map it votes in
85citing papers in PubMed
–field-weighted citation impact
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

85 citing papers in PubMed.

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  16. Effect of radiotherapy on the DNA cargo and cellular uptake mechanisms of extracellular vesicles.Strahlentherapie und Onkologie : Organ der Deutschen Rontgengesellschaft ... [et al] · 2023
    Review
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25 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.

Lisa MutschelknausHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.
Omid AzimzadehHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.
Theresa HeiderHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.
Klaudia WinklerHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.
Marcus VetterIndependent Scientist, Hofheimerstraße 6, Munich, Germany.
Rosemarie KellHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.
Soile TapioHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.ORCID 0000-0001-9860-3683
Juliane Merl-PhamHelmholtz Zentrum München, German Research Center for Environmental Health, Research Unit Protein Science, München, Germany.
Stephan M HuberDepartment of Radiation Oncology, University of Tübingen, Tübingen, Germany.
Lena EdalatDepartment of Radiation Oncology, University of Tübingen, Tübingen, Germany.
Vanja RadulovićHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.
Nataša AnastasovHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.ORCID 0000-0002-4088-1119
Michael J AtkinsonHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany.
Simone MoertlHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Radiation Biology, Neuherberg, Germany. moertl@helmholtz-muenchen.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Radiation is a highly efficient therapy in squamous head and neck carcinoma (HNSCC) treatment. However, local recurrence and metastasis are common complications. Recent evidence shows that cancer-cell-derived exosomes modify tumour cell movement and metastasis. In this study, we link radiation-induced changes of exosomes to their ability to promote migration of recipient HNSCC cells. We demonstrate that exosomes isolated from irradiated donor cells boost the motility of the HNSCC cells BHY and FaDu. Molecular data identified enhanced AKT-signalling, manifested through increased phospho-mTOR, phospho-rpS6 and MMP2/9 protease activity, as underlying mechanism. AKT-inhibition blocked the pro-migratory action, suggesting AKT-signalling as key player in exosome-mediated migration. Proteomic analysis of exosomes isolated from irradiated and non-irradiated BHY donor cells identified 39 up- and 36 downregulated proteins. In line with the observed pro-migratory effect of exosomes isolated from irradiated cells protein function analysis assigned the deregulated exosomal proteins to cell motility and AKT-signalling. Together, our findings demonstrate that exosomes derived from irradiated HNSCC cells confer a migratory phenotype to recipient cancer cells. This is possibly due to radiation-regulated exosomal proteins that increase AKT-signalling. We conclude that exosomes may act as driver of HNSCC progression during radiotherapy and are therefore attractive targets to improve radiation therapy strategies.

Indexed as

ExosomesHead and Neck NeoplasmsSquamous Cell Carcinoma of Head and NeckCell Line, TumorCell MovementHumansMatrix Metalloproteinase 2Matrix Metalloproteinase 9Neoplasm MetastasisNeoplasm Recurrence, LocalProteomicsProto-Oncogene Proteins c-aktRibosomal Protein S6Signal TransductionTOR Serine-Threonine KinasesMatrix Metalloproteinase 2Matrix Metalloproteinase 9MMP2 protein, humanMMP9 protein, humanMTOR protein, humanProto-Oncogene Proteins c-aktRibosomal Protein S6TOR Serine-Threonine Kinases

Identifiers

PMID28963552
PMCPMC5622080

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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.