Evidence map›Paper›PMID 29330531›Full record

ArticleScientific reports2018

Low density neutrophils (LDN) in postoperative abdominal cavity assist the peritoneal recurrence through the production of neutrophil extracellular traps (NETs).

Rihito Kanamaru, Hideyuki Ohzawa, Hideyo Miyato, Shiro Matsumoto, Hidenori Haruta, Kentaro Kurashina, Shin Saito, Yoshinori Hosoya, Hironori Yamaguchi, Hiroharu Yamashita and 4 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
3.9field-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

55 citing papers in PubMed, 84 citations in OpenAlex.

  1. Trial
  2. Review
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  4. Unraveling NETs in Sepsis: From Cellular Mechanisms to Clinical Relevance.International journal of molecular sciences · 2025
    Review
  5. Article
  6. Review
  7. Review
  8. Review
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  11. Article
  12. Review
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  14. Article
  15. Article
  16. Review
  17. NETs: an extracellular DNA network structure with implication for cardiovascular disease and cancer.Hypertension research : official journal of the Japanese Society of Hypertension · 2024
    Review
  18. Article
  19. 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

14 authors at 2 institutions in 1 country.

Rihito KanamaruDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Hideyuki OhzawaDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Hideyo MiyatoDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Shiro MatsumotoDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Hidenori HarutaDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Kentaro KurashinaDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Shin SaitoDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Yoshinori HosoyaDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Hironori YamaguchiDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Hiroharu YamashitaDepartment of Gastrointestinal Surgery, The University of Tokyo, Tokyo, Japan.
Yasuyuki SetoDepartment of Gastrointestinal Surgery, The University of Tokyo, Tokyo, Japan.
Alan Kawarai LeforDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Naohiro SataDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan.
Joji KitayamaDepartment of Gastrointestinal Surgery, Jichi Medical University, Shimotsuke, Japan. kitayama@jichi.ac.jp.
Jichi Medical University · JPThe University of Tokyo · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Many types of immune cells appear in peritoneal cavity after abdominal surgery. In patients who underwent laparotomy due to gastric cancer, peritoneal lavages were obtained before and after surgical procedure. Cells were recovered from intermediate layer after Ficoll-Hypaque centrifugation and analyzed for phenotypes and functions, especially focused on low density neutrophils (LDN). The number of CD66b (+) LDN with mature phenotype was markedly elevated in postoperative as compared with preoperative lavages. Short term culture of the purified LDN produced many threadlike structures positive for SYTOX, nucleic acid staining, as well as histone and myeloperoxidase, suggesting the NETs formation. Human gastric cancer cells, MKN45, OCUM-1 and NUGC-4, were selectively attached on the NETs, which was totally abolished by the pretreatment of DNAse I. Intraperitoneal (IP) co-transfer of the LDN with MKN45 in nude mice strongly augments the metastasis formation on peritoneum, which was strongly suppressed by the following IP administration of DNAse I. Many NETs-like structures were detected on the surface of human omental tissue resected by gastrectomy. NETs on peritoneal surface can assist the clustering and growth of free tumor cells disseminated in abdomen. Disruption of the NETs by DNAse might be useful to prevent the peritoneal recurrence after abdominal surgery.

Indexed as

AnimalsAntigens, CDCell Adhesion MoleculesCell Culture TechniquesCell Line, TumorExtracellular TrapsGPI-Linked ProteinsHumansMaleMiceMice, NudeNeoplasm Recurrence, LocalNeutrophilsPeritoneal LavagePeritoneal NeoplasmsStomach NeoplasmsAntigens, CDCEACAM8 protein, humanCell Adhesion MoleculesGPI-Linked Proteins

Identifiers

PMID29330531
PMCPMC5766579
OpenAlexW2784310543

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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.