Evidence map›Paper›PMID 32685129›Full record

ArticleClinical and translational allergy2020

Citrullinated histone H3, a marker of extracellular trap formation, is increased in blood of stable asthma patients.

Pawel Kuczia, Joanna Zuk, Teresa Iwaniec, Jerzy Soja, Jerzy Dropinski, Marta Malesa-Wlodzik, Lech Zareba, Jan G Bazan, Anetta Undas, Stanislawa Bazan-Socha

Open access · goldAbstract read
In one paragraph

Article in Clinical and translational allergy, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

24 citing papers in PubMed, 30 citations in OpenAlex.

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  13. Rat bronchoalveolar lavage proteome changes following e-cigarette aerosol exposures.American journal of physiology. Lung cellular and molecular physiology · 2023
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  14. Death of tonsillar B cells by NETosis.Cell death discovery · 2023
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  16. Frontiers in immunology · 2023
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  17. Role of phagocyte extracellular traps duringFrontiers in microbiology · 2023
    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

10 authors at 2 institutions in 1 country.

Pawel KucziaDepartment of Internal Medicine, Jagiellonian University Medical College, 8 Skawinska Str, 31-066 Kraków, Poland.
Joanna ZukDepartment of Internal Medicine, Jagiellonian University Medical College, 8 Skawinska Str, 31-066 Kraków, Poland.
Teresa IwaniecDepartment of Internal Medicine, Jagiellonian University Medical College, 8 Skawinska Str, 31-066 Kraków, Poland.
Jerzy SojaDepartment of Internal Medicine, Jagiellonian University Medical College, 8 Skawinska Str, 31-066 Kraków, Poland.
Jerzy DropinskiDepartment of Internal Medicine, Jagiellonian University Medical College, 8 Skawinska Str, 31-066 Kraków, Poland.
Marta Malesa-WlodzikDepartment of Internal Medicine, Jagiellonian University Medical College, 8 Skawinska Str, 31-066 Kraków, Poland.
Lech ZarebaCollege of Natural Sciences, Institute of Computer Science, University of Rzeszow, 1 Pigonia Str., 35-310 Rzeszow, Poland.
Jan G BazanCollege of Natural Sciences, Institute of Computer Science, University of Rzeszow, 1 Pigonia Str., 35-310 Rzeszow, Poland.
Anetta UndasDepartment of Internal Medicine, Jagiellonian University Medical College, 8 Skawinska Str, 31-066 Kraków, Poland.
Stanislawa Bazan-SochaDepartment of Internal Medicine, Jagiellonian University Medical College, 8 Skawinska Str, 31-066 Kraków, Poland.ORCID 0000-0001-9634-0963
Jagiellonian University · PLInstitute of Computer Science · PL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEmerging data indicates that extracellular traps (ETs), structures formed by various immune cell types, may contribute to the pathology of noninfectious inflammatory diseases. Histone hypercitrullination is an important step in ETs formation and citrullinated histone H3 (H3cit) is considered a novel and specific biomarker of that process. In the present study we have evaluated circulating H3cit in stable asthmatics and investigated its relationship with asthma severity, pulmonary function and selected blood and bronchoalveolar lavage (BAL) biomarkers.

methodsIn 60 white adult stable asthmatics and 50 well-matched controls we measured serum levels of H3cit. In asthmatics we also performed bronchoscopy with BAL. We analyzed blood and BAL biomarkers, including interleukin (IL)-4, IL-5, IL-6, IL-10, IL-12p70, IL-17A and interferon γ. For statistical analysis, Mann-Whitney U-test, χ

resultsAsthma was characterized by elevated circulating H3cit (17.49 [11.25-22.58] vs. 13.66 [8.66-18.87] ng/ml, p = 0.03). In asthmatics positive associations were demonstrated between serum H3cit and lung function variables, including total lung capacity (TLC) (β = 0.37 [95% CI 0.24-0.50]) and residual volume (β = 0.38 [95% CI 0.25-0.51]). H3cit was increased in asthma patients receiving systemic steroids (p = 0.02), as well as in subjects with BAL eosinophilia above 144 cells/ml (p = 0.02). In asthmatics, but not in controls, circulating H3cit correlated well with number of neutrophils (β = 0.31 [95% CI 0.19-0.44]) and monocytes (β = 0.42 [95% CI 0.29-0.55]) in peripheral blood. Furthermore, BAL macrophages, BAL neutrophils, TLC, high-sensitivity C-reactive protein, Il-12p70 and bronchial obstruction degree were independent determinants of H3cit in a multivariate linear regression model.

conclusionsAsthma is characterized by increased circulating H3cit likely related to the enhanced lung ETs formation. Inhibition of ETs might be a therapeutic option in selected asthma phenotypes, such as neutrophilic asthma.

Indexed as

AsthmaCitrullinationExtracellular trapsHistone H3

Identifiers

PMID32685129
PMCPMC7354860
OpenAlexW3040923170

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.