Evidence map›Paper›PMID 10024105›Full record

ArticleAnnals of surgery1999

Activation of alveolar macrophages in lung injury associated with experimental acute pancreatitis is mediated by the liver.

D Closa, L Sabater, L Fernández-Cruz, N Prats, E Gelpí, J Roselló-Catafau

Open access · greenAbstract read
In one paragraph

Article in Annals of surgery, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
4.8field-weighted citation impact, top 5% 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

36 citing papers in PubMed, 110 citations in OpenAlex.

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  11. Involvement of the PI3K/Akt/NF-BioMed research international · 2017
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  19. Role of macrophages in the progression of acute pancreatitis.World journal of gastrointestinal pharmacology and therapeutics · 2010
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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 2 institutions in 1 country.

D ClosaDepartment of Medical Bioanalysis, Institut d'Investigaciones Biomediques August P. Sunyer, Institut d'Investigaciones Biomediques de Barcelona--Consejo Superior de Investigaciones Cientificas, Spain.
L Sabater
L Fernández-Cruz
N Prats
E Gelpí
J Roselló-Catafau
Universitat de Barcelona · ESInstitut d'Investigacions Biomèdiques de Barcelona · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo evaluate (1) whether alveolar macrophages are activated as a consequence of acute pancreatitis (AP), (2) the implication of inflammatory factors released by these macrophages in the process of neutrophil migration into the lungs observed in lung injury induced by AP, and (3) the role of the liver in the activation of alveolar macrophages. SUMMARY BACKGROUND DATA: Acute lung injury is the extrapancreatic complication most frequently associated with death and complications in severe AP. Neutrophil infiltration into the lungs seems to be related to the release of systemic and local mediators. The liver and alveolar macrophages are sources of mediators that have been suggested to participate in the lung damage associated with AP.

methodsPancreatitis was induced in rats by intraductal administration of 5% sodium taurocholate. The inflammatory process in the lung and the activation of alveolar macrophages were investigated in animals with and without portocaval shunting 3 hours after AP induction. Alveolar macrophages were obtained by bronchoalveolar lavage. The generation of nitric oxide, leukotriene B4, tumor necrosis factor-alpha, and MIP-2 by alveolar macrophages and the chemotactic activity of supernatants of cultured macrophages were evaluated.

resultsPancreatitis was associated with increased infiltration of neutrophils into the lungs 3 hours after induction. This effect was prevented by the portocaval shunt. Alveolar macrophages obtained after induction of pancreatitis generated increased levels of nitric oxide, tumor necrosis factor-alpha, and MIP-2, but not leukotriene B4. In addition, supernatants of these macrophages exhibited a chemotactic activity for neutrophils when instilled into the lungs of unmanipulated animals. All these effects were abolished when portocaval shunting was carried out before induction of pancreatitis.

conclusionLung damage induced by experimental AP is associated with alveolar macrophage activation. The liver mediates the alveolar macrophage activation in this experimental model.

Indexed as

Acute DiseaseAnimalsHumansInfant, NewbornLiverLung DiseasesMacrophage ActivationMacrophages, AlveolarMalePancreatitisRatsRats, Wistar

Identifiers

PMID10024105
PMCPMC1191636
OpenAlexW2070678323

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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.