Evidence map›Paper›PMID 27075513›Full record

ArticleJournal of immunotoxicology2016

In vitro immunotoxicity assessment of culture-derived extracellular vesicles in human monocytes.

Lucia E Rosas, Ola A Elgamal, Xiaokui Mo, Mitch A Phelps, Thomas D Schmittgen, Tracey L Papenfuss

Abstract read
In one paragraph

Article in Journal of immunotoxicology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

  1. The dual promise of extracellular vesicles in lung diseases: towards reliable biomarkers and drug delivery vectors.European respiratory review : an official journal of the European Respiratory Society · 2026
    Review
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  15. Telocytes and Their Extracellular Vesicles-Evidence and Hypotheses.International journal of molecular sciences · 2016
    Review
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.

Lucia E Rosasa Department of Veterinary Biosciences , Ohio State University , Columbus , OH , USA ;
Ola A Elgamalb College of Pharmacy , Ohio State University , Columbus , OH , USA ;
Xiaokui Moc Center for Biostatistics , Ohio State University , Columbus , OH , USA.
Mitch A Phelpsb College of Pharmacy , Ohio State University , Columbus , OH , USA ;
Thomas D Schmittgenb College of Pharmacy , Ohio State University , Columbus , OH , USA ;
Tracey L Papenfussa Department of Veterinary Biosciences , Ohio State University , Columbus , OH , USA ;

Funding

Translational Therapeutics Research Program (TT)P30CA016058 · NCI · OHIO STATE UNIVERSITY · PI Tasleem J Padamsee · 1985 to 2026
$132.3M
Targeted delivery of microRNA-loaded microvesicle for cancer therapyUH3TR000914 · NCATS · UNIVERSITY OF FLORIDA · PI PHELPS, MITCH A, SCHMITTGEN, THOMAS D. · 2016 to 2017
$1.6M
Targeted delivery of microRNA-loaded microvesicle for cancer therapyUH2TR000914 · NCATS · UNIVERSITY OF FLORIDA · PI PHELPS, MITCH A, SCHMITTGEN, THOMAS D. · 2013 to 2015
$1.5M
NCATS NIH HHS UH2 TR000914NCATS NIH HHS UH3 TR000914NCI NIH HHS P30 CA016058
6 · The paper itself

Abstract

The potential to engineer extracellular vesicles (EV) that target specific cells and deliver a therapeutic payload has propelled a growing interest in their development as promising therapeutics. These EV are often produced from cultured cells. Very little is known about the interaction of cell culture-derived EV with cells of the immune system and their potential immunomodulatory effects. The present study evaluated potential immunotoxic effects of HEK293T-derived EV on the human monocytic cell lines THP-1 and U937. Incubation of cells with different doses of EV for 16-24 h was followed by assessment of cytotoxicity and cell function by flow cytometry. Changes in cell functionality were evaluated by the capacity of cells to phagocytize fluorescent microspheres. In addition, the internalization of labeled EV in THP-1 and U937 cells was evaluated. Exposure to EV did not affect the viability of THP-1 or U937 cells. Although lower doses of the EV increased phagocytic capacity in both cell lines, phagocytic efficiency of individual cells was not affected by EV exposure at any of the doses evaluated. This study also demonstrated that THP-1 and U937 monocytic cells are highly permissive to EV entry in a dose-response manner. These results suggest that, although HEK293T-derived EV are efficiently internalized by human monocytic cells, they do not exert a cytotoxic effect or alter phagocytic efficiency on the cell lines evaluated.

Indexed as

Cell DeathCell Culture TechniquesCell SurvivalDrug Delivery SystemsExtracellular VesiclesHEK293 CellsHumansMonocytesPhagocytosisU937 CellsexosomesExtracellular vesiclesimmunotoxicityin vitro assaymicrovesicles

Identifiers

PMID27075513
PMCPMC4972675

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.