Evidence map›Paper›PMID 30420878›Full record

ArticleGastroenterology research and practice2018

Diminished DEFA6 Expression in Paneth Cells Is Associated with Necrotizing Enterocolitis.

Laszlo Markasz, Alkwin Wanders, Laszlo Szekely, Helene Engstrand Lilja

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Article in Gastroenterology research and practice, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
–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

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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

8 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Paneth cell ontogeny in term and preterm ovine models.Frontiers in veterinary science · 2024
    Article
  4. Article
  5. Observational
  6. Article
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  8. 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

4 authors.

Laszlo MarkaszDepartment of Women's and Children's Health, Uppsala University, Uppsala, Sweden.ORCID 0000-0001-6355-1465
Alkwin WandersDepartment of Biomedical Sciences, Umeå University, Umeå, Sweden.
Laszlo SzekelyDepartment of Laboratory Medicine, Division of Pathology, Karolinska Institute, Stockholm, Sweden.
Helene Engstrand LiljaDepartment of Women's and Children's Health, Uppsala University, Uppsala, Sweden.ORCID 0000-0002-1998-5212

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundNecrotizing enterocolitis (NEC) is the most common gastrointestinal disorder in premature infants with a high morbidity and mortality. Paneth cell dysfunction has been suggested to be involved in the pathogenesis of NEC. Defensin alpha-6 (DEFA6) is a specific marker for Paneth cells acting as part of the innate immunity in the human intestines. The aim of this study was to investigate the expression of DEFA6 in infants with NEC. MATERIALS AND

methodsInfants who underwent bowel resection for NEC at level III NICU in Sweden between August 2004 and September 2013 were eligible for the study. Macroscopically vital tissues were selected for histopathological evaluation. All infants in the control group underwent laparotomy and had ileostomy due to dysmotility, and samples were taken from the site of the stoma. DEFA6 expression was studied by immunohistochemistry. Digital image analysis was used for an objective and precise description of the samples.

resultsA total of 12 infants were included in the study, eight with NEC and four controls. The tissue samples were taken from the colon (

conclusionThe diminished DEFA6 expression in Paneth cells associated with NEC in this study supports the hypothesis that alpha-defensins are involved in the pathophysiology of NEC. Future studies are needed to elucidate the role of alpha-defensins in NEC aiming at finding preventive and therapeutic strategies against NEC.

Identifiers

PMID30420878
PMCPMC6215571

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