Evidence map›Paper›PMID 27421995›Full record

ArticleJournal of extracellular vesicles2016

Nanoparticle analysis sheds budding insights into genetic drivers of extracellular vesicle biogenesis.

Stephanie N Hurwitz, Meghan M Conlon, Mark A Rider, Naomi C Brownstein, David G Meckes

Open access · goldAbstract read
In one paragraph

Article in Journal of extracellular vesicles, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 113 papers.

0numbers the graph read from it
0cells of the map it votes in
113citing papers in PubMed
5.7field-weighted citation impact, top 4% 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

113 citing papers in PubMed, 173 citations in OpenAlex.

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  20. Impact of Rab27 on Melanoma Cell Invasion and sEV Secretion.International journal of molecular sciences · 2024
    Article

53 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

5 authors at 1 institution in 1 country.

Stephanie N HurwitzDepartment of Biomedical Sciences, Florida State University College of Medicine, Tallahassee, FL, USA.
Meghan M ConlonDepartment of Biomedical Sciences, Florida State University College of Medicine, Tallahassee, FL, USA.
Mark A RiderDepartment of Biomedical Sciences, Florida State University College of Medicine, Tallahassee, FL, USA.
Naomi C BrownsteinDepartment of Behavioral Sciences and Social Medicine, Florida State University College of Medicine, Tallahassee, FL, USA.
David G MeckesDepartment of Biomedical Sciences, Florida State University College of Medicine, Tallahassee, FL, USA; david.meckes@med.fsu.edu.
Florida State University · US

Funding

Modulation of Host Cell Exosome Content and Function by EBV LMP1R01CA204621 · NCI · FLORIDA STATE UNIVERSITY · PI MECKES, DAVID G · 2016 to 2020
$2.2M
Exosome-Dependent Trafficking of Epstein-Barr Virus LMP1R15CA188941 · NCI · FLORIDA STATE UNIVERSITY · PI MECKES, DAVID G · 2015 to 2015
$414k
NCI NIH HHS R01 CA204621NCI NIH HHS R15 CA188941
6 · The paper itself

Abstract

backgroundExtracellular vesicles (EVs) are important mediators of cell-to-cell communication in healthy and pathological environments. Because EVs are present in a variety of biological fluids and contain molecular signatures of their cell or tissue of origin, they have great diagnostic and prognostic value. The ability of EVs to deliver biologically active proteins, RNAs and lipids to cells has generated interest in developing novel therapeutics. Despite their potential medical use, many of the mechanisms underlying EV biogenesis and secretion remain unknown.

methodsHere, we characterized vesicle secretion across the NCI-60 panel of human cancer cells by nanoparticle tracking analysis. Using CellMiner, the quantity of EVs secreted by each cell line was compared to reference transcriptomics data to identify gene products associated with vesicle secretion.

resultsGene products positively associated with the quantity of exosomal-sized vesicles included vesicular trafficking classes of proteins with Rab GTPase function and sphingolipid metabolism. Positive correlates of larger microvesicle-sized vesicle secretion included gene products involved in cytoskeletal dynamics and exocytosis, as well as Rab GTPase activation. One of the identified targets, CD63, was further evaluated for its role in vesicle secretion. Clustered regularly interspaced short palindromic repeat (CRISPR)/Cas9 knockout of the CD63 gene in HEK293 cells resulted in a decrease in small vesicle secretion, suggesting the importance of CD63 in exosome biogenesis.

conclusionThese observations reveal new insights into genes involved in exosome and microvesicle formation, and may provide a means to distinguish EV sub-populations. This study offers a foundation for further exploration of targets involved in EV biogenesis and secretion.

Indexed as

bioinformaticsendocytosisgenome engineeringoncosomespolyethylene glycoltetraspanintrafficking

Identifiers

PMID27421995
PMCPMC4947197
OpenAlexW2466274209

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.