Evidence map›Paper›PMID 29104508›Full record

ArticleInternational journal of biological sciences2017

High PD-L1 Expression Is Closely Associated With Tumor-Infiltrating Lymphocytes and Leads to Good Clinical Outcomes in Chinese Triple Negative Breast Cancer Patients.

NiJiati AiErken, Hui-Juan Shi, Yu Zhou, Nan Shao, Jin Zhang, Yawei Shi, Zhong-Yu Yuan, Ying Lin

Open access · goldAbstract read
In one paragraph

Article in International journal of biological sciences, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed, 3 pooled it
2.4field-weighted citation impact, top 9% 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

35 citing papers in PubMed, 3 syntheses or guidelines pooled it, 62 citations in OpenAlex.

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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

8 authors at 3 institutions in 1 country.

NiJiati AiErkenBreast Disease Center, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China.
Hui-Juan ShiDepartment of Pathology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China.
Yu ZhouBreast Disease Center, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China.
Nan ShaoBreast Disease Center, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China.
Jin ZhangBreast Disease Center, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China.
Yawei ShiBreast Disease Center, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China.
Zhong-Yu YuanDepartment of Medical Oncology, Sun Yat-sen University Cancer Center, Guangzhou 510060, China.
Ying LinBreast Disease Center, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510080, China.
Sun Yat-sen University · CNThe First Affiliated Hospital, Sun Yat-sen University · CNSun Yat-sen University Cancer Center · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTo investigate the role of Programmed death ligand 1 (PD-L1) expression and tumor-infiltrating lymphocytes (TILs) in tumor recurrence and metastasis of Chinese patients suffering from triple negative breast cancer (TNBC).

methodsPD-L1 immunohistochemistry was performed on 215 TNBCs. Also, the prevalence of TILs correlated the expression of PD-L1 and TILs with clinical outcomes. Kaplan-Meier and the model analyses of univariate Cox proportional hazards were utilized to compare the survival of patients with positive PD-L1 expression with those with negative PD-L1 expression.

resultsThe median follow-up time was 67.7 months (range: 7-159 months). PD-L1-positive breast cancer patients had significantly longer disease-free survival (DFS) and Overall survival (OS) compared with PD-L1-negative patients (P=0.046; P=0.019) in TNBC. The presence of increased stromal lymphocytic infiltrates (STILs) was significantly associated with overall survival (P=0.026). The model analysis of univariate Cox proportional hazards showed that PD-L1 and STILs were independent prognostic factors for tumor prognosis.

conclusionsOur study found that high levels of PD-L1 could be expressed in TNBC, which was correlated with the prevalence of TILs.

Indexed as

B7-H1 AntigenBreast NeoplasmsDisease-Free SurvivalHumansImmunohistochemistryKaplan-Meier EstimateLymphocytes, Tumor-InfiltratingProportional Hazards ModelsTriple Negative Breast NeoplasmsB7-H1 AntigenCD274 protein, humanbreast cancerPD-L1prognosis.TILTNBC

Identifiers

PMID29104508
PMCPMC5666332
OpenAlexW2754692891

What OpenQuestion holds

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LicenceCC BY-NC
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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.