Evidence map›Paper›PMID 38329636›Full record

ArticleInflammation2024

Three Main SCFAs Mitigate Lung Inflammation and Tissue Remodeling Nlrp3-Dependent in Murine HDM-Induced Neutrophilic Asthma.

Barbara S S Tagé, Michelangelo B Gonzatti, Rodolfo P Vieira, Alexandre C Keller, Karina R Bortoluci, Flávio Aimbire

Abstract read
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In one paragraph

Article in Inflammation, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

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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

6 authors.

Barbara S S TagéDepartment of Science and Technology, Federal University of São Paulo (UNIFESP), São José dos Campos, SP, 12247-014, Brazil. barbara.tage@gmail.com.ORCID http://orcid.org/0000-0002-0174-201X
Michelangelo B GonzattiDepartment of Microbiology, Immunology and Parasitology, Federal University of São Paulo (UNIFESP), São Paulo, SP, 05468-901, Brazil.
Rodolfo P VieiraPostgraduate Program in Human Movement and Rehabilitation and in Pharmaceutical Sciences, Evangelical University of Goiás (UniEvangélica), Anápolis, GO, 75083-515, Brazil.
Alexandre C KellerDepartment of Microbiology, Immunology and Parasitology, Federal University of São Paulo (UNIFESP), São Paulo, SP, 05468-901, Brazil.
Karina R BortoluciDepartment of Pharmacology, Federal University of São Paulo (UNIFESP), São Paulo, SP, 04023-062, Brazil.
Flávio AimbireDepartment of Science and Technology, Federal University of São Paulo (UNIFESP), São José dos Campos, SP, 12247-014, Brazil.

Funding

Fundação de Amparo à Pesquisa do Estado de São Paulo 17/19020-2
6 · The paper itself

Abstract

Neutrophilic asthma is generally defined by poorly controlled symptoms and high levels of neutrophils in the lungs. Short-chain fatty acids (SCFAs) are proposed as nonpharmacological therapy for allergic asthma, but their impact on the neutrophilic asthma lacks evidence. SCFAs regulate immune cell responses and impact the inflammasome NLRP3, a potential pharmacological target for neutrophilic asthma. Here, we explored the capacity of SCFAs to mitigate murine-induced neutrophilic asthma and the contribution of NLRP3 to this asthma. The objective of this study is to analyze whether SCFAs can attenuate lung inflammation and tissue remodeling in murine neutrophilic asthma and NLRP3 contribution to this endotype. Wild-type (WT) C57BL6 mice orotracheally received 10 μg of HDM (house dust mite) in 80 μL of saline on days 0, 6-10. To explore SCFAs, each HDM group received 200 mM acetate, propionate, or butyrate. To explore NLRP3, Nlrp3 KO mice received the same protocol of HDM. On the 14th day, after euthanasia, bronchoalveolar lavage fluid (BALF) and lungs were collected to evaluate cellularity, inflammatory cytokines, and tissue remodeling. HDM group had increased BALF neutrophil influx, TNF-α, IFN-γ, IL-17A, collagen deposition, and mucus secretion compared to control. SCFAs distinctively attenuate lung inflammation. Only features of tissue remodeling were Nlrp3-dependent such as collagen deposition, mucus secretion, active TGF-β cytokine, and IMs CD206

Indexed as

AsthmaFatty Acids, VolatileMice, Inbred C57BLNeutrophilsNLR Family, Pyrin Domain-Containing 3 ProteinPneumoniaAirway RemodelingAnimalsBronchoalveolar Lavage FluidCytokinesLungMiceMice, KnockoutPyroglyphidaeCytokinesFatty Acids, VolatileNLR Family, Pyrin Domain-Containing 3 ProteinNlrp3 protein, mouseHDMneutrophilic asthmaNLRP3SCFAstissue remodeling

Identifiers

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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.