Evidence map›Paper›PMID 17971210›Full record

ArticleRespiratory research2007

Role of TNF-alpha in lung tight junction alteration in mouse model of acute lung inflammation.

Emanuela Mazzon, Salvatore Cuzzocrea

Expression of concernOpen access · goldAbstract read
In one paragraph

Article in Respiratory research, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It carries an expression of concern. Cited by 79 papers.

0numbers the graph read from it
0cells of the map it votes in
79citing papers in PubMed
4.8field-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

79 citing papers in PubMed, 138 citations in OpenAlex.

  1. Article
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  4. Characterization and pathogenic mechanisms of aFrontiers in microbiology · 2026
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  15. Article
  16. Innate immune responses in pneumonia.Pneumonia (Nathan Qld.) · 2023
    Review
  17. Zonula Occludens Proteins Signaling in Inflammation and Tumorigenesis.International journal of biological sciences · 2023
    Review
  18. Article
  19. Review
  20. Article

19 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Emanuela MazzonIRCCS Centro Neurolesi Bonino-Pulejo, Messina, Italy. ehazzon@unime.it
Salvatore Cuzzocrea
Centro Neurolesi Bonino Pulejo · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In the present study, we used tumor necrosis factor-R1 knock out mice (TNF-alpha R1KO) to understand the roles of TNF-alpha on epithelial function in models of carrageenan-induced acute lung inflammation. In order to elucidate whether the observed anti-inflammatory status is related to the inhibition of TNF-alpha, we also investigated the effect of etanercept, a TNF-alpha soluble receptor construct, on lung TJ function. Pharmacological and genetic TNF-alpha inhibition significantly reduced the degree of (1) TNF-alpha production in pleural exudates and in the lung tissues, (2) the inflammatory cell infiltration in the pleural cavity as well as in the lung tissues (evaluated by MPO activity), (3) the alteration of ZO-1, Claudin-2, Claudin-4, Claudin-5 and beta-catenin (immunohistochemistry) and (4) apoptosis (TUNEL staining, Bax, Bcl-2 expression). Taken together, our results demonstrate that inhibition of TNF-alpha reduces the tight junction permeability in the lung tissues associated with acute lung inflammation, suggesting a possible role of TNF-alpha on lung barrier dysfunction.

Indexed as

Acute DiseaseAnimalsAnti-Inflammatory Agents, Non-SteroidalApoptosisbeta CateninBlood-Air BarrierCapillary PermeabilityCarrageenanClaudin-4Claudin-5ClaudinsDisease Models, AnimalEndothelium, VascularEpithelial CellsEtanerceptImmunoglobulin GAnti-Inflammatory Agents, Non-Steroidalbeta CateninCarrageenanClaudin-4Claudin-5ClaudinsCldn2 protein, mouseCldn4 protein, mouseCldn5 protein, mouseCTNNB1 protein, mouseEtanerceptImmunoglobulin GMembrane ProteinsPhosphoproteinsReceptors, Tumor Necrosis FactorReceptors, Tumor Necrosis Factor, Type ITjp1 protein, mouseTumor Necrosis Factor-alphaZonula Occludens-1 Protein

Identifiers

PMID17971210
PMCPMC2174464
OpenAlexW2048424386

What OpenQuestion holds

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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.