Evidence map›Paper›PMID 26887337›Full record

Trial reportScientific reports2016

Increased expression of IDO associates with poor postoperative clinical outcome of patients with gastric adenocarcinoma.

Hao Liu, Zhenbin Shen, Zhenglin Wang, Xuefei Wang, Heng Zhang, Jing Qin, Xinyu Qin, Jiejie Xu, Yihong Sun

Open access · goldAbstract readClinical Trial
In one paragraph

Trial report in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed, 1 pooled it
7.7field-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

56 citing papers in PubMed, 1 synthesis or guideline pooled it, 94 citations in OpenAlex.

  1. Pooled it
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  5. Metabolic mechanisms of immunotherapy resistance.Exploration of targeted anti-tumor therapy · 2025
    Review
  6. Metabolic Reprogramming of Immune Cells in the Tumor Microenvironment.International journal of molecular sciences · 2024
    Review
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  8. Review
  9. Review
  10. Article
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  14. Acta biochimica et biophysica Sinica · 2023
    Review
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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

9 authors at 4 institutions in 1 country.

Hao LiuDepartment of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Zhenbin ShenDepartment of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Zhenglin WangDepartment of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Xuefei WangDepartment of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Heng ZhangDepartment of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Jing QinDepartment of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Xinyu QinDepartment of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Jiejie XuDepartment of Biochemistry and Molecular Biology, School of Basic Medical Sciences, Fudan University, Shanghai 200032, China.
Yihong SunDepartment of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Fudan University · CNZhongshan Hospital · CNSun Yat-sen University · CNThe First Affiliated Hospital, Sun Yat-sen University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Clinical significance of 2,3-dioxygenase (IDO) has been studied in types of tumors, but the role that IDO played in gastric adenocarcinoma (GAC) is still unclear. Here, we aim to investigate the prognostic value of IDO expression in patients with GAC. We examined intratumoral IDO expression in retrospectively enrolled 357 patients with GAC undergoing gastrectomy at Zhongshan Hospital of Fudan University in 2008 by immunohistochemical staining. The Kaplan-Meier method and Cox regression models were used to evaluate the prognostic value of IDO expression and its association with clinical pathological factors. We generated a predictive nomogram by integrating IDO expression with the TNM staging system for overall survival of GAC patients. High expression of intratumoral IDO predicted a dismal outcome. Intratumoral IDO expression gave a further discrimination for the prognosis of GAC patients. By Cox multivariate analysis, IDO expression was defined as an independent prognosticator. The generated nomogram performed well in predicting the 3- and 5-year overall survival of GAC patients. Conclusively, IDO is a potential prognostic biomarker for overall survival of patients with GAC after gastrectomy.

Indexed as

AdenocarcinomaGastrectomyGene Expression Regulation, EnzymologicGene Expression Regulation, NeoplasticStomach NeoplasmsAgedBiomarkers, TumorDisease-Free SurvivalFemaleFollow-Up StudiesHumansIndoleamine-Pyrrole 2,3,-DioxygenaseMaleMiddle AgedNeoplasm ProteinsSurvival RateBiomarkers, TumorIDO1 protein, humanIndoleamine-Pyrrole 2,3,-DioxygenaseNeoplasm Proteins

Identifiers

PMID26887337
PMCPMC4758033
OpenAlexW2306443763

What OpenQuestion holds

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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.