Evidence map›Paper›PMID 27015293›Full record

ArticleCancer science2016

Negative influence of programmed death-1-ligands on the survival of esophageal cancer patients treated with chemotherapy.

Koji Tanaka, Hiroshi Miyata, Keijiro Sugimura, Takashi Kanemura, Mika Hamada-Uematsu, Yu Mizote, Makoto Yamasaki, Hisashi Wada, Kiyokazu Nakajima, Shuji Takiguchi and 3 more

Open access · goldAbstract read
In one paragraph

Article in Cancer science, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 3 pooled it
3.9field-weighted citation impact, top 5% 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

38 citing papers in PubMed, 3 syntheses or guidelines pooled it, 52 citations in OpenAlex.

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  20. C-Myc regulates PD-L1 expression in esophageal squamous cell carcinoma.American journal of translational research · 2020
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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

13 authors at 2 institutions in 1 country.

Koji TanakaDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Hiroshi MiyataDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Keijiro SugimuraDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Takashi KanemuraDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Mika Hamada-UematsuDepartment of Surgery and Bioengineering, Advanced Clinical Research Center, Institute of Medical Science, University of Tokyo, Tokyo, Japan.
Yu MizoteDepartment of Surgery and Bioengineering, Advanced Clinical Research Center, Institute of Medical Science, University of Tokyo, Tokyo, Japan.
Makoto YamasakiDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Hisashi WadaDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Kiyokazu NakajimaDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Shuji TakiguchiDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Masaki MoriDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Yuichiro DokiDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan.
Hideaki TaharaDepartment of Surgery and Bioengineering, Advanced Clinical Research Center, Institute of Medical Science, University of Tokyo, Tokyo, Japan.
Osaka University · JPTokyo University of Science · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The programmed death-1/programmed death-1 ligands (PD-1/PD-L) pathway plays an important role in immunological tumor evasion. However, the clinical significance of the PD-L (L1 and L2) expression in esophageal cancer treated with chemotherapy has not been fully investigated. We examined the expression of PD-L of the primary tumors obtained from 180 esophageal cancer patients who underwent radical resection with or without neoadjuvant chemotherapy (NAC) using immunohistochemical staining. The relationship between the expression patterns and clinico-pathological characteristics was examined. In the present study, 53 patients (29.4%) and 88 patients (48.3%) were classified into positive for PD-L1 and PD-L2 expression, respectively. In all the patients examined, overall survival rates of the patients with tumors positive for PD-L1 or PD-L2 were significantly worse than those with tumors negative for PD-L1 or PD-L2 (P = 0.0010 and P = 0.0237, respectively). However, subgroup analysis showed that these tendencies are only found in the patients treated with NAC, and not in those without NAC. The patients with positive PD-L1 expression had a significantly higher rate of NAC history (P = 0.0139), but those with positive PD-L2 expression did not have a significantly high rate of NAC history (P = 0.6127). There is no significant relationship between PD-L1 expression and response to chemotherapy (P = 0.3118), but patients with positive PD-L2 expression had significantly inferior responses to chemotherapy (P = 0.0034). The PD-1/PD-L pathway might be an immunological mechanism associated with the long-term effectiveness of chemotherapy in esophageal cancer patients. Further investigation into the roles of PD-1 pathway in chemotherapy could lead to the development of better treatment options for this disease.

Indexed as

AdultAgedAged, 80 and overAntineoplastic AgentsB7-H1 AntigenEsophageal NeoplasmsHumansImmunohistochemistryLigandsMiddle AgedNeoadjuvant TherapyPrognosisProgrammed Cell Death 1 Ligand 2 ProteinProgrammed Cell Death 1 ReceptorSurvival RateAntineoplastic AgentsB7-H1 AntigenLigandsPDCD1 protein, humanProgrammed Cell Death 1 Ligand 2 ProteinProgrammed Cell Death 1 ReceptorChemotherapyesophageal cancerprognosisprogrammed death-1-ligandprogrammed death-2-ligand

Identifiers

PMID27015293
PMCPMC4968603
OpenAlexW2311831443

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

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.