Evidence map›Paper›PMID 34943982›Full record

ArticleCells2021

Characterization of Extracellular Vesicles from Bronchoalveolar Lavage Fluid and Plasma of Patients with Lung Lesions Using Fluorescence Nanoparticle Tracking Analysis.

Magdalena Dlugolecka, Jacek Szymanski, Lukasz Zareba, Zuzanna Homoncik, Joanna Domagala-Kulawik, Malgorzata Polubiec-Kownacka, Malgorzata Czystowska-Kuzmicz

Open access · goldAbstract read
In one paragraph

Article in Cells, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
0.9field-weighted citation impact, top 26% 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

20 citing papers in PubMed, 25 citations in OpenAlex.

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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 at 2 institutions in 1 country.

Magdalena DlugoleckaChair and Department of Biochemistry, Doctoral School, Medical University of Warsaw, Banacha 1, 02-097 Warsaw, Poland.ORCID 0000-0003-2377-4693
Jacek SzymanskiFaculty of Chemistry, Warsaw University of Technology, Noakowskiego 3, 00-664 Warsaw, Poland.ORCID 0000-0002-1995-1637
Lukasz ZarebaChair and Department of Biochemistry, Medical University of Warsaw, Banacha 1, 02-097 Warsaw, Poland.ORCID 0000-0001-5211-0824
Zuzanna HomoncikChair and Department of Biochemistry, Medical University of Warsaw, Banacha 1, 02-097 Warsaw, Poland.
Joanna Domagala-KulawikDepartment of Internal Medicine, Pulmonary Diseases and Allergy, Medical University of Warsaw, Banacha 1a, 02-097 Warsaw, Poland.ORCID 0000-0002-2260-3676
Malgorzata Polubiec-KownackaDepartment of Surgery, Institute of Tuberculosis and Lung Diseases, Plocka 26, 01-138 Warsaw, Poland.
Malgorzata Czystowska-KuzmiczChair and Department of Biochemistry, Medical University of Warsaw, Banacha 1, 02-097 Warsaw, Poland.ORCID 0000-0001-9169-6194
Medical University of Warsaw · PLWarsaw University of Technology · PL

Funding

National Science Centre OPUS 14 2017/27/B/NZ6/01990NAWA PPI/APM/2019/1/00051/V/00001
6 · The paper itself

Abstract

The current lack of reliable methods for quantifying extracellular vesicles (EVs) isolated from complex biofluids significantly hinders translational applications in EV research. The recently developed fluorescence nanoparticle tracking analysis (FL-NTA) allows for the detection of EV-associated proteins, enabling EV content determination. In this study, we present the first comprehensive phenotyping of bronchopulmonary lavage fluid (BALF)-derived EVs from non-small cell lung cancer (NSCLC) patients using classical EV-characterization methods as well as the FL-NTA method. We found that EV immunolabeling for the specific EV marker combined with the use of the fluorescent mode NTA analysis can provide the concentration, size, distribution, and surface phenotype of EVs in a heterogeneous solution. However, by performing FL-NTA analysis of BALF-derived EVs in comparison to plasma-derived EVs, we reveal the limitations of this method, which is suitable only for relatively pure EV isolates. For more complex fluids such as plasma, this method appears to not be sensitive enough and the measurements can be compromised. Our parallel presentation of NTA-based phenotyping of plasma and BALF EVs emphasizes the great impact of sample composition and purity on FL-NTA analysis that has to be taken into account in the further development of FL-NTA toward the detection of EV-associated cancer biomarkers.

Indexed as

Flow CytometryBiomarkers, TumorBronchoalveolar Lavage FluidExtracellular VesiclesFluorescenceHumansLungLung NeoplasmsNanoparticlesBiomarkers, Tumorbronchoalveolar lavage fluidextracellular vesiclesfluorescence nanoparticle tracking analysisnon-small-cell lung cancerplasma

Identifiers

PMID34943982
PMCPMC8699990
OpenAlexW4200128644

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.