Evidence map›Paper›PMID 34084158›Full record

ArticleFrontiers in immunology2021

Neutrophil Extracellular Traps and Macrophage Extracellular Traps Predict Postoperative Recurrence in Resectable Nonfunctional Pancreatic Neuroendocrine Tumors.

Shuai-Shuai Xu, Hao Li, Tian-Jiao Li, Shuo Li, Huan-Yu Xia, Jiang Long, Chun-Tao Wu, Wen-Quan Wang, Wu-Hu Zhang, He-Li Gao and 6 more

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 1 pooled it
3.2field-weighted citation impact, top 8% 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

31 citing papers in PubMed, 1 synthesis or guideline pooled it, 30 citations in OpenAlex.

  1. Pooled it
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  5. Macrophage Extracellular Traps in Immunity and Cancer.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
    Review
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  16. Article
  17. Neutrophil extracellular traps in homeostasis and disease.Signal transduction and targeted therapy · 2024
    Review
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  20. Article
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

16 authors at 3 institutions in 1 country.

Shuai-Shuai XuDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Hao LiDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Tian-Jiao LiDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Shuo LiDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Huan-Yu XiaDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Jiang LongDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Chun-Tao WuDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Wen-Quan WangDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Wu-Hu ZhangDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
He-Li GaoDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Xuan HanDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Long-Yun YeDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Xuan LinDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Hua-Xiang XuDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Xian-Jun YuDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Liang LiuDepartment of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai, China.
Shanghai Cancer Institute · CNShanghai Medical College of Fudan University · CNFudan University Shanghai Cancer Center · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Extracellular traps (ETs) and tumor-infiltrating immune cells can contribute to disease progression. The clinical significance of tumor-infiltrating neutrophils and macrophages and related extracellular traps in pancreatic neuroendocrine tumors (pNETs) has not been fully elucidated. This study aimed to explore the prognostic value of tumor infiltration and ET formation by neutrophils and macrophages in pNETs. Methods: A total of 135 patients with radical resection of nonfunctional pNETs were analyzed retrospectively. Immunohistochemistry and immunofluorescence were utilized to stain tumor tissue sections. The recurrence-free survival (RFS) of subgroups determined by Kaplan-Meier analysis was compared with the log-rank test. Univariate and multivariate Cox regression analyses were used to identify independent prognostic factors. A nomogram was established to predict 3-year RFS. Results: Patients with high tumor-infiltrating neutrophils or macrophages or positive expression of neutrophils ETs or macrophage ETs displayed worse RFS (all p<0.05). Moreover, univariate and multivariate Cox regression analyses showed that neutrophil and macrophage infiltration and ETs were independent prognostic factors for RFS (all p<0.05). A combined parameter including WHO grade, TNM stage, tumor-infiltrating neutrophils and macrophages, and neutrophil and macrophage ETs had the highest C-index (0.866) and lowest Akaike information criteria (326.557). The calibration plot of nomogram composed of the combined parameter exhibited excellent prognostic values for 3-year RFS. Conclusions: Infiltration and ETs by neutrophils and macrophages can be used as biological indicators of patient prognosis, suggesting the treatment potential for targeting those in nonfunctional pNETs.

Indexed as

AdultExtracellular TrapsFemaleHumansKaplan-Meier EstimateMacrophagesMaleMiddle AgedNeoplasm Recurrence, LocalNeuroendocrine TumorsNeutrophil InfiltrationNomogramsPancreatic NeoplasmsPrognosisRetrospective Studiesextracellular trapsmacrophagesneutrophilsnomogramnonfunctional pancreatic neuroendocrine tumorprognosis

Identifiers

PMID34084158
PMCPMC8168461
OpenAlexW3162915712

What OpenQuestion holds

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LicenceCC BY
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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.