Evidence map›Paper›PMID 38755672›Full record

ArticleJournal of nanobiotechnology2024

Extracellular vesicles from senescent mesenchymal stromal cells are defective and cannot prevent osteoarthritis.

Jérémy Boulestreau, Marie Maumus, Giuliana M Bertolino, Karine Toupet, Christian Jorgensen, Daniéle Noël

Erratum issuedAbstract read
In one paragraph

Article in Journal of nanobiotechnology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

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

  1. Pooled it
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  9. From pathogenesis to therapy: extracellular vesicles in osteoarthritis.Frontiers in bioengineering and biotechnology · 2026
    Review
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  11. Review
  12. Article
  13. Article
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  15. Exosomes in cartilage microenvironment regulation and cartilage repair.Frontiers in cell and developmental biology · 2025
    Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Jérémy BoulestreauIRMB, University of Montpellier, INSERM U1183, Hôpital Saint-Eloi, 80 Avenue Augustin Fliche, Montpellier Cedex 5, 34295, France.
Marie MaumusIRMB, University of Montpellier, INSERM U1183, Hôpital Saint-Eloi, 80 Avenue Augustin Fliche, Montpellier Cedex 5, 34295, France.
Giuliana M BertolinoIRMB, University of Montpellier, INSERM U1183, Hôpital Saint-Eloi, 80 Avenue Augustin Fliche, Montpellier Cedex 5, 34295, France.
Karine ToupetIRMB, University of Montpellier, INSERM U1183, Hôpital Saint-Eloi, 80 Avenue Augustin Fliche, Montpellier Cedex 5, 34295, France.
Christian JorgensenIRMB, University of Montpellier, INSERM U1183, Hôpital Saint-Eloi, 80 Avenue Augustin Fliche, Montpellier Cedex 5, 34295, France.
Daniéle NoëlIRMB, University of Montpellier, INSERM U1183, Hôpital Saint-Eloi, 80 Avenue Augustin Fliche, Montpellier Cedex 5, 34295, France. daniele.noel@inserm.fr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Age is the most important risk factor in degenerative diseases such as osteoarthritis (OA), which is associated with the accumulation of senescent cells in the joints. Here, we aimed to assess the impact of senescence on the therapeutic properties of extracellular vesicles (EVs) from human fat mesenchymal stromal cells (ASCs) in OA. We generated a model of DNA damage-induced senescence in ASCs using etoposide and characterized EVs isolated from their conditioned medium (CM). Senescent ASCs (S-ASCs) produced 3-fold more EVs (S-EVs) with a slightly bigger size and that contain 2-fold less total RNA. Coculture experiments showed that S-ASCs were as efficient as healthy ASCs (H-ASCs) in improving the phenotype of OA chondrocytes cultured in resting conditions but were defective when chondrocytes were proliferating. S-EVs were also impaired in their capacity to polarize synovial macrophages towards an anti-inflammatory phenotype. A differential protein cargo mainly related to inflammation and senescence was detected in S-EVs and H-EVs. Using the collagenase-induced OA model, we found that contrary to H-EVs, S-EVs could not protect mice from cartilage damage and joint calcifications, and were less efficient in protecting subchondral bone degradation. In addition, S-EVs induced a pro-catabolic and pro-inflammatory gene signature in the joints of mice shortly after injection, while H-EVs decreased hypertrophic, catabolic and inflammatory pathways. In conclusion, S-EVs are functionally impaired and cannot protect mice from developing OA.

Indexed as

Cellular SenescenceChondrocytesExtracellular VesiclesMesenchymal Stem CellsOsteoarthritisAnimalsCells, CulturedDNA DamageHumansMaleMiceMice, Inbred C57BLAgingExtracellular vesicleMesenchymal stromal cellOsteoarthritisRegenerative medicineSenescence

Identifiers

PMID38755672
PMCPMC11097483

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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.