Evidence map›Paper›PMID 27777576›Full record

ArticleFrontiers in immunology2016

Neutrophil Extracellular Traps Form a Barrier between Necrotic and Viable Areas in Acute Abdominal Inflammation.

Rostyslav Bilyy, Volodymyr Fedorov, Volodymyr Vovk, Moritz Leppkes, Tetiana Dumych, Valentyna Chopyak, Georg Schett, Martin Herrmann

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
7.5field-weighted citation impact, top 2% 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

34 citing papers in PubMed, 62 citations in OpenAlex.

  1. Review
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  3. Beyond Killing: The Overlooked Contribution of Neutrophils to Tissue Repair.International journal of molecular sciences · 2025
    Review
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  10. Acute pancreatitis induces a transient hypercoagulable state in murine models.Pancreatology : official journal of the International Association of Pancreatology (IAP) ... [et al.] · 2023
    Article
  11. Pathophysiology of Inflammatory Bowel Disease: Innate Immune System.International journal of molecular sciences · 2023
    Review
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  15. Article
  16. 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

8 authors at 3 institutions in 2 countries.

Rostyslav BilyyFriedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Department of Internal Medicine 3 - Rheumatology and Immunology, Universitätsklinikum Erlangen, Erlangen, Germany; Danylo Halytsky Lviv National Medical University, Lviv, Ukraine.
Volodymyr FedorovLviv Regional Clinical Hospital , Lviv , Ukraine.
Volodymyr VovkDanylo Halytsky Lviv National Medical University , Lviv , Ukraine.
Moritz LeppkesFriedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Department of Internal Medicine 1 - Gastoenterology, Universitätsklinikum Erlangen , Erlangen , Germany.
Tetiana DumychDanylo Halytsky Lviv National Medical University , Lviv , Ukraine.
Valentyna ChopyakDanylo Halytsky Lviv National Medical University , Lviv , Ukraine.
Georg SchettFriedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Department of Internal Medicine 3 - Rheumatology and Immunology, Universitätsklinikum Erlangen , Erlangen , Germany.
Martin HerrmannFriedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Department of Internal Medicine 3 - Rheumatology and Immunology, Universitätsklinikum Erlangen , Erlangen , Germany.
Danylo Halytsky Lviv National Medical University · UAFriedrich-Alexander-Universität Erlangen-Nürnberg · DELviv National Musical Academy named after Mykola Lysenko · UA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Neutrophils form neutrophil extracellular traps (NETs) of decondensed DNA and histones that trap and immobilize particulate matter and microbial pathogens like bacteria. NET aggregates reportedly surround and isolate large objects like monosodium urate crystals, which cannot be sufficiently cleared from tissues. In the setting of acute necrotizing pancreatitis, massive tissue necrosis occurs, which is organized as pancreatic pseudocysts (1). In contrast to regular cysts, these pseudocysts are not surrounded by epithelial layers. We hypothesize that, instead, the necrotic areas observed in necrotizing pancreatitis are isolated from the surrounding healthy tissues by aggregated NETs. These may form an alternative, putatively transient barrier, separating necrotic areas from viable tissue. To test this hypothesis, we investigated histological samples from the necropsy material of internal organs of two patients with necrotizing pancreatitis and peritonitis accompanied by multiple organ failure. Tissues including the inflammatory zone were stained with hematoxylin and eosin and evaluated for signs of inflammation. Infiltrating neutrophils and NETs were detected by immunohistochemistry for DNA, neutrophil elastase (NE), and citrullinated histone H3. Interestingly, in severely affected areas of pancreatic necrosis or peritonitis, chromatin stained positive for NE and citrullinated histone H3, and may, therefore, be considered NET-derived. These NET structures formed a layer, which separated the necrotic core from the areas of viable tissue remains. A condensed layer of aggregated NETs, thus, spatially shields and isolates the site of necrosis, thereby limiting the spread of necrosis-associated proinflammatory mediators. We propose that necrotic debris may initiate and/or facilitate the formation of the NET-based surrogate barrier.

Indexed as

inflammationneutrophil elastaseneutrophil extracellular trapsneutrophilssepsis

Identifiers

PMID27777576
PMCPMC5056318
OpenAlexW2530841708

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.