Evidence map›Paper›PMID 19148791›Full record

ArticleJournal of gastroenterology2009

Mast cells are involved in the pathogenesis of indomethacin-induced rat enteritis.

Tetsuya Okayama, Norimasa Yoshida, Kazuhiko Uchiyama, Tomohisa Takagi, Hiroshi Ichikawa, Toshikazu Yoshikawa

Abstract read
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In one paragraph

Article in Journal of gastroenterology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.2field-weighted citation impact, top 42% 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

5 citing papers in PubMed, 13 citations in OpenAlex.

  1. Article
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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 at 1 institution in 1 country.

Tetsuya OkayamaMolecular Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine, Graduate School of Medical Science, Kyoto, 602-8566, Japan.
Norimasa Yoshida
Kazuhiko Uchiyama
Tomohisa Takagi
Hiroshi Ichikawa
Toshikazu Yoshikawa
Kyoto Prefectural University of Medicine · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundNonsteroidal antiinflammatory drug (NSAID)-induced enteropathy is clinically very important, but the pathological mechanisms remain unclear. Mast cells have been reported to play an important role in the pathogenesis of indomethacin-induced small intestinal injury. In this study, we investigated the role of mast cells in indomethacin-induced small intestinal injury using mast cell deficiency (Ws/Ws) rat.

methodsWs/Ws rats and control (W+/W+) rats were given indomethacin (15 mg/kg) subcutaneously, and the intestinal mucosal damage was estimated after 24 h.

resultsThe area (mm2) of macroscopic visible lesions, the concentrations of thiobarbituric acid-reactive substances (TBARS) as an index of lipid peroxidation, myeloperoxidase (MPO) activity as an index of neutrophil accumulation, and the content of cytokine-induced neutrophil chemoattractant-1 (CINC-1) were significantly increased in indomethacin-treated groups compared with the sham groups. The development of intestinal lesions in response to indomethacin was prevented in Ws/Ws rats compared with W+/W+ rats, together with significant suppression of the increased levels of TBARS, MPO activities, and CINC-1 levels.

conclusionsThese results indicate that mast cells are involved in the pathogenesis of the intestinal mucosal damage induced by indomethacin.

Indexed as

AnimalsAnti-Inflammatory Agents, Non-SteroidalChemokine CXCL1EnteritisIndomethacinIntestinal MucosaLipid PeroxidationMaleMast CellsNeutrophilsPeroxidaseRatsRats, Mutant StrainsThiobarbituric Acid Reactive SubstancesAnti-Inflammatory Agents, Non-SteroidalChemokine CXCL1Cxcl1 protein, ratIndomethacinPeroxidaseThiobarbituric Acid Reactive Substances

Identifiers

PMID19148791
OpenAlexW2082612233

What OpenQuestion holds

Textmetadata
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.