Evidence map›Paper›PMID 32066399›Full record

ArticleBMC neurology2020

HLA-E expression in diffuse glioma: relationship with clinicopathological features and patient survival.

Zhifeng Wu, Jingshan Liang, Zheng Wang, Aimin Li, Xing Fan, Tao Jiang

Open access · goldAbstract read
In one paragraph

Article in BMC neurology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
2.1field-weighted citation impact, top 13% 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

16 citing papers in PubMed, 1 synthesis or guideline pooled it, 26 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

6 authors at 2 institutions in 1 country.

Zhifeng WuBeijing Neurosurgical Institute, Capital Medical University, Beijing, China.
Jingshan LiangBeijing Neurosurgical Institute, Capital Medical University, Beijing, China.
Zheng WangDepartment of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Aimin LiDepartment of Neurosurgery, Lianyungang First People's Hospital, Xuzhou Medical University, Jiangsu, China.
Xing FanBeijing Neurosurgical Institute, Capital Medical University, Beijing, China. xingkongyaoxiang@163.com.ORCID http://orcid.org/0000-0003-2622-2210
Tao JiangBeijing Neurosurgical Institute, Capital Medical University, Beijing, China. taojiang1964@163.com.
Capital Medical University · CNXuzhou Medical College · CN

Funding

National Foundation for Science and Technology Development 2015CB755500The National Key Research and Development Plan 2016YFC0902500
6 · The paper itself

Abstract

backgroundHuman leukocyte antigen-E (HLA-E) has been extensively investigated in various human cancers including glioma. However, the clinical significance of HLA-E expression in glioma patients has not been elucidated. The current study aimed to investigate the association of HLA-E expression with clinicopathological features and survival in patients with diffuse glioma.

methodsA total of 261 glioma patients were enrolled, subsequently, mRNA microarray analysis was conducted to identify the relationship of HLA-E with clinicopathological features and patient survival.

resultsHLA-E was significantly overexpressed in high-grade gliomas compared to low-grade gliomas (LGGs). Moreover, HLA-E expression was significantly higher in diffuse astrocytomas than oligodendrogliomas (p = 0.032, t-test). Kaplan-Meier analysis showed that progression-free survival (PFS) and overall survival (OS) were significantly better in LGG patients with low HLA-E expression (p = 0.018 for PFS and p = 0.020 for OS, Log-rank test). Furthermore, HLA-E expression was identified to be an independent prognostic factor by Cox analysis (p = 0.020 for PFS and p = 0.024 for OS).

conclusionsThis is the first study which identified the clinical significance of HLA-E in diffuse glioma. HLA-E expression was correlated with more aggressive tumor grade and histological type and was identified as an independent prognostic biomarker in LGG patients.

Indexed as

AdolescentAdultAgedAstrocytomaBrain NeoplasmsFemaleGliomaHistocompatibility Antigens Class IHLA-E AntigensHumansKaplan-Meier EstimateMaleMicroarray AnalysisMiddle AgedNeoplasm GradingPrognosisHistocompatibility Antigens Class IHLA-E AntigensClinical outcomeDiffuse gliomaHLA-EPrognostic biomarker

Identifiers

PMID32066399
PMCPMC7025409
OpenAlexW3007178216

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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.