Evidence map›Paper›PMID 31275983›Full record

ArticleBioMed research international2019

Prognostic Impact of Adenosine Receptor 2 (A2aR) and Programmed Cell Death Ligand 1 (PD-L1) Expression in Colorectal Cancer.

Zhaoying Wu, Lin Yang, Linsen Shi, Hu Song, Peicong Shi, Ting Yang, Ruizhi Fan, Tao Jiang, Jun Song

Open access · hybridAbstract read
In one paragraph

Article in BioMed research international, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
2.4field-weighted citation impact, top 10% 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

22 citing papers in PubMed, 1 synthesis or guideline pooled it, 35 citations in OpenAlex.

  1. Pooled it
  2. Insights from Clinical Trials on AACS pharmacology & translational science · 2025
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  7. AInternational journal of molecular sciences · 2023
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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 1 institution in 1 country.

Zhaoying WuXuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.
Lin YangXuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.
Linsen ShiDepartment of General Surgery, The Affiliated Hospital of Xuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.
Hu SongDepartment of General Surgery, The Affiliated Hospital of Xuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.
Peicong ShiXuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.
Ting YangXuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.
Ruizhi FanDepartment of General Surgery, The Affiliated Hospital of Xuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.
Tao JiangDepartment of General Surgery, The Affiliated Hospital of Xuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.ORCID 0000-0003-2632-8744
Jun SongDepartment of General Surgery, The Affiliated Hospital of Xuzhou Medical University, Xuzhou 221002, Jiangsu Province, China.ORCID 0000-0002-6350-2695
Xuzhou Medical College · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundProgrammed cell death ligand 1 (PD-L1) is a key inhibitor to the immune response by binding to the specific receptor PD-1. Adenosine receptor 2 (A2aR) can play an immunosuppressive role in tumor microenvironment by binding to its ligand adenosine (ADO). However, the expression of these two markers has been rarely studied in colorectal cancer simultaneously. MATERIALS AND

methodsWe, respectively, collected tumor and adjacent nontumor tissue specimens of 204 patients with colorectal cancer. The expressions of PD-L1 and A2aR were detected by immunohistochemistry. The association among their expressions with clinicopathological characteristics and prognostic parameters were analyzed as well.

resultsThe expressions of PD-L1 and A2aR in tumor tissues were both higher than those in matched adjacent nontumor tissues. PD-L1 expression was significantly correlated with lymph node metastasis and tumor TNM stage. A2aR expression was significantly correlated with tumor size, depth of tumor invasion, and TNM stage. Univariate analysis showed that the high expressions of PD-L1 and A2aR were inversely correlated with the overall survival, respectively. Multivariate analysis further confirmed that both of them were independent prognostic markers for patients.

conclusionThe results of this study suggested that the high expressions of PD-L1 and A2aR were associated with a poor prognosis of colorectal cancer. Coinhibition of these two proteins may be a new breakthrough in the treatment of this disease.

Indexed as

Colorectal NeoplasmsFemaleHumansMaleMiddle AgedMultivariate AnalysisPrognosisProgrammed Cell Death 1 ReceptorReceptor, Adenosine A2AProgrammed Cell Death 1 ReceptorReceptor, Adenosine A2A

Identifiers

PMID31275983
PMCPMC6582891
OpenAlexW2948070669

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.