Evidence map›Paper›PMID 26433593›Full record

ReviewCytotechnology2016

Systematic review of factors influencing extracellular vesicle yield from cell cultures.

Johann Mar Gudbergsson, Kasper Bendix Johnsen, Martin Najbjerg Skov, Meg Duroux

Abstract readReview
In one paragraph

Review in Cytotechnology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed, 2 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

66 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Towards a Scalable Production ofInternational journal of molecular sciences · 2026
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6 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

4 authors.

Johann Mar GudbergssonLaboratory of Cancer Biology, Institute of Health Science and Technology, Aalborg University, Fredrik Bajers Vej 3B, 9220, Aalborg Ø, Denmark.
Kasper Bendix JohnsenLaboratory of Neurobiology, Institute of Health Science and Technology, Aalborg University, Fredrik Bajers Vej 3B, 9220, Aalborg Ø, Denmark.
Martin Najbjerg SkovLaboratory of Cancer Biology, Institute of Health Science and Technology, Aalborg University, Fredrik Bajers Vej 3B, 9220, Aalborg Ø, Denmark.
Meg DurouxLaboratory of Cancer Biology, Institute of Health Science and Technology, Aalborg University, Fredrik Bajers Vej 3B, 9220, Aalborg Ø, Denmark. megd@hst.aau.dk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The potential therapeutic utility of extracellular vesicles (EVs) has spawned an interest into a scalable production, where the quantity and purity of EV samples is sufficient for clinical applications. EVs can be isolated using several different protocols; however, these isolation protocols and the subsequent methods of quantifying the resulting EV yield have not been sufficiently standardized. Therefore, the possibility of comparing different studies with respect to these parameters is limited. In this review, we have presented factors that might influence the yield and function of EVs from cell culture supernatants. The methods of isolation, downstream quantification, and culture conditions of the EV producing cells have been discussed. In order to examine the inter-study coherency of EV yields, 259 studies were initially screened, and 46 studies were included for extensive downstream analysis of EV yields where information pertaining to the isolation protocols and quantification methods was obtained from each study. Several other factors influencing yield were compared, such as cell type producing EVs, cell confluence level, and cell stimulation. In conclusion, various factors may impact the resulting EV yield, including technical aspects such as EV isolation and quantification procedures, and biological aspects such as cell type and culture conditions. The reflections presented in this review might aid in future standardization of the workflow in EV research.

Indexed as

EVExosomeIsolationMicrovesicleQuantificationStimulation

Identifiers

PMID26433593
PMCPMC4960200

What OpenQuestion holds

Textmetadata
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.