Evidence map›Paper›PMID 27824088›Full record

ArticleScientific reports2016

Trehalose prevents aggregation of exosomes and cryodamage.

Steffi Bosch, Laurence de Beaurepaire, Marie Allard, Mathilde Mosser, Claire Heichette, Denis Chrétien, Dominique Jegou, Jean-Marie Bach

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 222 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
222citing papers in PubMed, 2 pooled it
9.6field-weighted citation impact, top 2% 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

222 citing papers in PubMed, 2 syntheses or guidelines pooled it, 360 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Review
  4. Natural Product-Derived Vesicles in Nanotherapeutics.Journal of extracellular vesicles · 2026
    Review
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  6. Review
  7. Review
  8. Review
  9. Review
  10. Review
  11. Review
  12. Article
  13. Review
  14. Endocytic Control of Cell-Autonomous and Non-Cell-Autonomous Functions of p53.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
    Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Review

162 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

8 authors at 4 institutions in 1 country.

Steffi BoschIECM, EA4644 Nantes University, ONIRIS, USC1383 INRA, Nantes, France.
Laurence de BeaurepaireIECM, EA4644 Nantes University, ONIRIS, USC1383 INRA, Nantes, France.
Marie AllardIECM, EA4644 Nantes University, ONIRIS, USC1383 INRA, Nantes, France.
Mathilde MosserIECM, EA4644 Nantes University, ONIRIS, USC1383 INRA, Nantes, France.
Claire HeichetteIGDR, UMR6290 CNRS, University of Rennes 1, Rennes, France.
Denis ChrétienIGDR, UMR6290 CNRS, University of Rennes 1, Rennes, France.
Dominique JegouIECM, EA4644 Nantes University, ONIRIS, USC1383 INRA, Nantes, France.
Jean-Marie BachIECM, EA4644 Nantes University, ONIRIS, USC1383 INRA, Nantes, France.
Nantes Université · FROniris · FRCentre National de la Recherche Scientifique · FRUniversité Rennes 2 · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Exosomes are important mediators in intercellular communication. Released by many cell types, they transport proteins, lipids, and nucleic acids to distant recipient cells and contribute to important physiopathological processes. Standard current exosome isolation methods based on differential centrifugation protocols tend to induce aggregation of particles in highly concentrated suspensions and freezing of exosomes can induce damage and inconsistent biological activity. Trehalose is a natural, non-toxic sugar widely used as a protein stabilizer and cryoprotectant by the food and drug industry. Here we report that addition of 25 mM trehalose to pancreatic beta-cell exosome-like vesicle isolation and storage buffer narrows the particle size distribution and increases the number of individual particles per microgram of protein. Repeated freeze-thaw cycles induce an increase in particle concentration and in the width of the size distribution for exosome-like vesicles stored in PBS, but not in PBS 25 mM trehalose. No signs of lysis or incomplete vesicles were observed by cryo-electron tomography in PBS and trehalose samples. In macrophage immune assays, beta-cell extracellular vesicles in trehalose show consistently higher TNF-alpha cytokine secretion stimulation indexes suggesting improved preservation of biological activity. The addition of trehalose might be an attractive means to standardize experiments in the field of exosome research and downstream applications.

Indexed as

CryopreservationCell LineCryoprotective AgentsExosomesHumansInsulin-Secreting CellsTrehaloseCryoprotective AgentsTrehalose

Identifiers

PMID27824088
PMCPMC5099918
OpenAlexW2554427090

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.