Evidence map›Paper›PMID 31763776›Full record

ArticleCurrent protocols in immunology2019

Isolation and Analysis of Tumor-Derived Exosomes.

Nils Ludwig, Chang-Sook Hong, Sonja Ludwig, Juliana H Azambuja, Priyanka Sharma, Marie-Nicole Theodoraki, Theresa L Whiteside

Abstract read
In one paragraph

Article in Current protocols in immunology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing 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

56 citing papers in PubMed.

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  13. Tumor-derived Exosomes and Antitumor Immunity.Journal of immunology (Baltimore, Md. : 1950) · 2024
    Review
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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

7 authors.

Nils LudwigDepartment of Pathology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
Chang-Sook HongDepartment of Pathology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
Sonja LudwigDepartment of Otolaryngology, University of Duisburg-Essen, Essen, Germany.
Juliana H AzambujaDepartment of Pathology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
Priyanka SharmaDepartment of Pathology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
Marie-Nicole TheodorakiDepartment of Otorhinolaryngology, Head and Neck Surgery, University of Ulm, Ulm, Germany.
Theresa L WhitesideDepartment of Pathology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.

Funding

Restoring anti-tumor immunity in the microenvironment of head and neck cancerR01CA168628 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI WHITESIDE, THERESA L. · 2013 to 2017
$1.7M
(PQ11) Reversing exosome-mediated immune suppression - a novel strategy for cancer therapyR21CA205644 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI BOYIADZIS, MICHAEL, WHITESIDE, THERESA L. · 2016 to 2017
$370k
NCI NIH HHS R01 CA168628NCI NIH HHS R21 CA205644
6 · The paper itself

Abstract

A method for isolation of exosomes from tumor cell supernatants or cancer patients' plasma is presented. Tumor-derived exosomes (TEX) are defined as a subset of extracellular vesicles (EVs) sized at 30 to 150 nm and originating from multivesicular bodies (MVBs). The method utilizes size exclusion chromatography (SEC) for recovery of exosomes from cell-line supernatants or cancer patients' plasma. The recovered exosomes are morphologically intact, aggregate-free, and functionally competent. Their molecular content parallels that of the parent tumor cells and they carry various immunoregulatory ligands known to modulate functions of immune cells. All exosomes isolated from tumor cell lines are TEX, while those isolated from plasma of cancer patients have to be fractionated into TEX and non-TEX. Mini-SEC allows for exosome isolation and recovery in quantities sufficient for molecular profiling, functional studies, and, in the case of plasma, further fractionation into TEX and non-TEX. The mini-SEC method can also be used for comparative studies of the exosome content in serial specimens of cancer patients' body fluids. © 2019 by John Wiley & Sons, Inc.

Indexed as

AnimalsCell FractionationCell Line, TumorChromatography, GelExosomesHumansMiceNeoplasmsexosome isolationexosomessize exclusion chromatographyTEX

Identifiers

PMID31763776
PMCPMC6880756

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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.