Evidence map›Paper›PMID 28717422›Full record

ArticleJournal of extracellular vesicles2017

Exosomes purified from a single cell type have diverse morphology.

Davide Zabeo, Aleksander Cvjetkovic, Cecilia Lässer, Martin Schorb, Jan Lötvall, Johanna L Höög

Abstract read
In one paragraph

Article in Journal of extracellular vesicles, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 155 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
155citing papers in PubMed, 1 pooled it
–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

155 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  8. Diagnostic and prognostic significance of circulating extracellular vesicles in gastrointestinal cancers.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
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95 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

6 authors.

Davide ZabeoDepartment of Chemistry and Molecular Biology, University of Gothenburg, Gothenburg, Sweden.ORCID 0000-0002-5912-4601
Aleksander CvjetkovicKrefting Research Center, University of Gothenburg, Gothenburg, Sweden.
Cecilia LässerKrefting Research Center, University of Gothenburg, Gothenburg, Sweden.
Martin SchorbElectron Microscopy Core Facility, European Molecular Biology Laboratories, Heidelberg, Germany.
Jan LötvallKrefting Research Center, University of Gothenburg, Gothenburg, Sweden.ORCID 0000-0001-9195-9249
Johanna L HöögDepartment of Chemistry and Molecular Biology, University of Gothenburg, Gothenburg, Sweden.ORCID 0000-0003-2162-3816

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Extracellular vesicles (EVs) are produced by all known organisms and are important for cell communication and physiology. Great morphological diversity has been described regarding EVs found in body fluids such as blood plasma, breast milk, and ejaculate. However, a detailed morphological analysis has never been performed on exosomes when purified from a single cell type. In this study we analysed and quantified, via multiple electron microscopy techniques, the morphology of exosomes purified from the human mast cell line HMC-1. The results revealed a wide diversity in exosome morphology, suggesting that subpopulations of exosomes with different and specific functions may exist. Our findings imply that a new, more efficient way of defining exosome subpopulations is necessary. A system was proposed where exosomes were classified into nine different categories according to their size and shape. Three additional morphological features were also found in exosomes regardless of their morphological classification. These findings show that exosomes purified from a single cell line are also morphologically diverse, similar to previous observations for EVs in body fluids. This knowledge can help to improve the interpretation of experimental results and widen our general understanding of the biological functions of exosomes.

Indexed as

Cryo-electron microscopydensity gradientDolores Di Vizio, USAextracellular vesiclesHMC-1multivesicular bodiesspikes

Identifiers

PMID28717422
PMCPMC5505001

What OpenQuestion holds

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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.