Evidence map›Paper›PMID 25288503›Full record

ArticleJournal of experimental & clinical cancer research : CR2014

A four-long non-coding RNA signature in predicting breast cancer survival.

Jin Meng, Ping Li, Qing Zhang, Zhangru Yang, Shen Fu

Open access · goldAbstract readValidation Study
In one paragraph

Article in Journal of experimental & clinical cancer research : CR, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 113 papers.

0numbers the graph read from it
0cells of the map it votes in
113citing papers in PubMed
5.9field-weighted citation impact, top 3% 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

113 citing papers in PubMed, 148 citations in OpenAlex.

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53 more citing papers are in PubMed but not listed here.

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

5 authors at 2 institutions in 1 country.

Jin MengDepartment of Radiation Oncology, Shanghai Jiao Tong University Affiliated Sixth People's Hospital, 600 Yi Shan Rd, Shanghai, 200233, China. jademj@gmail.com.
Ping LiDepartment of Radiation Oncology, Shanghai Jiao Tong University Affiliated Sixth People's Hospital, 600 Yi Shan Rd, Shanghai, 200233, China. liping529@gmail.com.
Qing ZhangRadiation Oncology Center, Fudan University Shanghai Cancer Center (FUSCC), 399 LingLing Rd, Xu Hui District, Shanghai, 200032, China. zhangqingcyw@hotmail.com.
Zhangru YangDepartment of Radiation Oncology, Shanghai Jiao Tong University Affiliated Sixth People's Hospital, 600 Yi Shan Rd, Shanghai, 200233, China. 59747438@qq.com.
Shen FuRadiation Oncology Center, Fudan University Shanghai Cancer Center (FUSCC), 399 LingLing Rd, Xu Hui District, Shanghai, 200032, China. fushen1117@gmail.com.
Shanghai Jiao Tong University · CNFudan University Shanghai Cancer Center · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMany long non-coding RNAs(lncRNAs) have been found to be a good marker for several tumors. Using lncRNA-mining approach, we aimed to identify lncRNA expression signature that can predict breast cancer patient survival.

methodsWe performed LncRNA expression profiling in 887 breast cancer patients from Gene Expression Omnibus (GEO) datasets. The association between lncRNA signature and clinical survival was analyzed using the training set(n = 327, from GSE 20685). The validation for the association was performed in another three independent testing sets(252 from GSE21653, 204 from GSE12276, and 104 from GSE42568).

resultsA set of four lncRNA genes (U79277, AK024118, BC040204, AK000974) have been identified by the random survival forest algorithm. Using a risk score based on the expression signature of these lncRNAs, we separated the patients into low-risk and high-risk groups with significantly different survival times in the training set. This signature was validated in the other three cohorts. Further study revealed that the four-lncRNA expression signature was independent of age and subtype. Gene Set Enrichment Analysis (GSEA) suggested that gene sets were involved in several cancer metastasis related pathways.

conclusionsThese findings indicate that lncRNAs may be implicated in breast cancer pathogenesis. The four-lncRNA signature may have clinical implications in the selection of high-risk patients for adjuvant therapy.

Indexed as

Gene Expression ProfilingArea Under CurveBiomarkers, TumorBreast NeoplasmsDatabases, GeneticDisease-Free SurvivalFemaleHumansKaplan-Meier EstimateMultivariate AnalysisPredictive Value of TestsProportional Hazards ModelsReproducibility of ResultsRisk FactorsRNA, Long NoncodingROC CurveBiomarkers, TumorRNA, Long Noncoding

Identifiers

PMID25288503
PMCPMC4198622
OpenAlexW2142653602

What OpenQuestion holds

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LicenceCC BY
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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.