Evidence map›Paper›PMID 39137914›Full record

ArticleBritish journal of pharmacology2024

Interleukin-1 receptor-associated kinase 4 (IRAK4) is a critical regulator of inflammatory signalling through toll-like receptors 4 and 7/8 in murine and human lungs.

Ian Sayers, Dhruma Thakker, Charlotte Billington, Stefan Kreideweiss, Marc A Grundl, Thierry Bouyssou, Sven Thamm, Sebastian Kreuz, Ian P Hall

Abstract read
In one paragraph

Article in British journal of pharmacology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Review
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

9 authors.

Ian SayersCentre for Respiratory Research, NIHR Nottingham Biomedical Research Centre, School of Medicine, Biodiscovery Institute, University of Nottingham, Nottingham, UK.
Dhruma ThakkerCentre for Respiratory Research, NIHR Nottingham Biomedical Research Centre, School of Medicine, Biodiscovery Institute, University of Nottingham, Nottingham, UK.
Charlotte BillingtonCentre for Respiratory Research, NIHR Nottingham Biomedical Research Centre, School of Medicine, Biodiscovery Institute, University of Nottingham, Nottingham, UK.
Stefan KreideweissBoehringer Ingelheim Pharma GmbH & Co. KG, Biberach, Germany.
Marc A GrundlBoehringer Ingelheim Pharma GmbH & Co. KG, Biberach, Germany.
Thierry BouyssouBoehringer Ingelheim Pharma GmbH & Co. KG, Biberach, Germany.
Sven ThammBoehringer Ingelheim Pharma GmbH & Co. KG, Biberach, Germany.
Sebastian KreuzBoehringer Ingelheim Pharma GmbH & Co. KG, Biberach, Germany.
Ian P HallCentre for Respiratory Research, NIHR Nottingham Biomedical Research Centre, School of Medicine, Biodiscovery Institute, University of Nottingham, Nottingham, UK.

Funding

Boehringer IngelheimDepartment of Health NIHR203310NIHR Nottingham Biomedical Research CentreWellcome Trust 225221
6 · The paper itself

Abstract

background and purposeToll-like receptors 4 (TLR4) and TLR7/TLR8 play an important role in mediating the inflammatory effects of bacterial and viral pathogens. Interleukin-1 receptor-associated kinase 4 (IRAK4) is an important regulator of signalling by toll-like receptor (TLR) and hence is a potential therapeutic target in diseases characterized by increased lung inflammatory signalling. EXPERIMENTAL APPROACH: We used an established murine model of acute lung inflammation, and studied human lung tissue ex vivo, to investigate the effects of inhibiting IRAK4 on lung inflammatory pathways. KEY

resultsWe show that TLR4 stimulation produces an inflammatory response characterized by neutrophil influx and tumour necrosis factor-α (TNF-α) production in murine lungs and that these responses are markedly reduced in IRAK4 kinase-dead mice. In addition, we characterize a novel selective IRAK4 inhibitor, BI1543673, and show that this compound can reduce lipopolysaccharide (LPS)-induced airway inflammation in wild-type mice. Additionally, BI1543673 reduced inflammatory responses to both TLR4 and TLR7/8 stimulation in human lung tissue studied ex vivo. CONCLUSION AND IMPLICATIONS: These data demonstrate a key role for IRAK4 signalling in lung inflammation and suggest that IRAK4 inhibition has potential utility to treat lung diseases characterized by inflammatory responses driven through TLR4 and TLR7/8.

Indexed as

Interleukin-1 Receptor-Associated KinasesLungMice, Inbred C57BLSignal TransductionToll-Like Receptor 4Toll-Like Receptor 7Toll-Like Receptor 8AnimalsHumansLipopolysaccharidesMaleMembrane GlycoproteinsMiceMice, KnockoutPneumoniaTumor Necrosis Factor-alphaInterleukin-1 Receptor-Associated KinasesIRAK4 protein, humanIrak4 protein, mouseLipopolysaccharidesMembrane GlycoproteinsTlr4 protein, mouseTlr7 protein, mouseTLR8 protein, humanTLR8 protein, mouseToll-Like Receptor 4Toll-Like Receptor 7Toll-Like Receptor 8Tumor Necrosis Factor-alphachronic obstructive pulmonary diseaseexacerbationsinterstitial lung diseaseIRAK4lung inflammationtoll‐ like receptors

Identifiers

PMID39137914
PMCPMC7618454

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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.