Evidence map›Paper›PMID 31980667›Full record

ArticleScientific reports2020

Neutrophils do not impact viral load or the peak of disease severity during RSV infection.

Freja Kirsebom, Christina Michalaki, Marina Agueda-Oyarzabal, Cecilia Johansson

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
3.5field-weighted citation impact, top 6% 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

23 citing papers in PubMed, 35 citations in OpenAlex.

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  4. βNature communications · 2025
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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

4 authors at 2 institutions in 2 countries.

Freja KirsebomNational Heart and Lung Institute, Imperial College London, London, UK.
Christina MichalakiNational Heart and Lung Institute, Imperial College London, London, UK.
Marina Agueda-OyarzabalNational Heart and Lung Institute, Imperial College London, London, UK.
Cecilia JohanssonNational Heart and Lung Institute, Imperial College London, London, UK. c.johansson@imperial.ac.uk.ORCID http://orcid.org/0000-0002-6607-5000
Imperial College London · GBLung Institute · US

Funding

Wellcome TrustWellcome Trust (Wellcome) 109058/Z/15/Z
6 · The paper itself

Abstract

Lung and airway neutrophils are a hallmark of severe disease in infants with respiratory syncytial virus (RSV)-induced lower respiratory tract infections. Despite their abundance in the lungs during RSV infection of both mice and man, the role of neutrophils in viral control and in immune pathology is not clear. Here, antibody mediated neutrophil depletion was used to investigate the degree to which neutrophils impact the lung immune environment, the control of viral replication and the peak severity of disease after RSV infection of mice. Neutrophil depletion did not substantially affect the levels of inflammatory mediators such as type I interferons, IL-6, TNF-α or IL-1β in response to RSV. In addition, the lack of neutrophils did not change the viral load during RSV infection. Neither neutrophil depletion nor the enhancement of lung neutrophils by administration of the chemoattractant CXCL1 during RSV infection affected disease severity as measured by weight loss. Therefore, in this model of RSV infection, lung neutrophils do not offer obvious benefits to the host in terms of increasing anti-viral inflammatory responses or restricting viral replication and neutrophils do not contribute to disease severity.

Indexed as

Negative ResultsRespiratory Syncytial Virus, HumanViral LoadAnimalsCells, CulturedChemokine CXCL1CytokinesDisease Models, AnimalHumansInflammation MediatorsLungMice, Inbred C57BLNeutrophilsRespiratory Syncytial Virus InfectionsSeverity of Illness IndexChemokine CXCL1CytokinesInflammation Mediators

Identifiers

PMID31980667
PMCPMC6981203
OpenAlexW3002323628

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.