Evidence map›Paper›PMID 25924779›Full record

ArticleDiagnostic pathology2015

Decreased expression of microRNA-124 is an independent unfavorable prognostic factor for patients with breast cancer.

Liang-Liang Dong, Li-Ming Chen, Wei-Min Wang, Liang-Ming Zhang

Open access · goldAbstract read
In one paragraph

Article in Diagnostic pathology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 1 pooled it
2.9field-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

28 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

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  13. Differential MicroRNA Expression between EGFR T790M and L858R Mutated Lung Cancer.Journal of pathology and translational medicine · 2018
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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

4 authors at 1 institution in 1 country.

Liang-Liang DongDepartment of Medical Oncology, Yantai Yuhuangding Hospital, 20 Yuhuangding East Road, Yantai, Shandong, 264000, China. yt_dongliangliang@126.com.
Li-Ming ChenDepartment of Medical Oncology, Yantai Yuhuangding Hospital, 20 Yuhuangding East Road, Yantai, Shandong, 264000, China. yt_chenliming@126.com.
Wei-Min WangDepartment of Medical Oncology, Yantai Yuhuangding Hospital, 20 Yuhuangding East Road, Yantai, Shandong, 264000, China. yt_wangweimin@126.com.
Liang-Ming ZhangDepartment of Medical Oncology, Yantai Yuhuangding Hospital, 20 Yuhuangding East Road, Yantai, Shandong, 264000, China. yt_zhangliangming@126.com.
Yuhuangding Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMicroRNA-124 (miR-124) has been reported to be downregulated in breast cancer. However, its clinical significance and prognostic value in breast cancer have not been extensively studied.

methodsThe tissue expression levels of miR-124 were measured using quantitative real-time PCR in 133 breast cancer patients. The correlation between the miR-124 levels and the clinicopathological factors of the patients was also analyzed. Survival and Cox proportional-hazards regression analyses were performed to determine the correlation between miR-124 expression levels and prognosis in the patients.

resultsQuantitative real-time PCR analysis showed that miR-124 had lower expression in breast cancer specimens than that in matched adjacent normal breast tissues (0.39 ± 0.16 vs. 1.00 ± 0.39; P < 0.05). Low miR-124 expression level was significantly associated with advanced TNM stage (P = 0.011), lymph node metastasis (P = 0.012), and poorer pathological differentiation (P = 0.023). A significant difference was found that breast cancer patients with low miR-124 expression level had distinctly shorter overall survival than patients with high miR-124 expression level (63.8% vs. 35.2%, P = 0.03). Furthermore, multivariate analysis of the prognosis factors with a Cox proportional hazards model confirmed that low miR-124 expression was a significant independent predictor of poor survival in breast cancer (HR = 3.16, 95% CI: 1.79-9.13, P = 0.017).

conclusionThese findings proved that the decreased expression of miR-124 might be associated with tumor progression and poor prognosis in patients with breast cancer. VIRTUAL SLIDES: The virtual slide(s) for this article can be found here: http://www.diagnosticpathology.diagnomx.eu/vs/3752603721493544.

Indexed as

Biomarkers, TumorBreast NeoplasmsCarcinomaCell DifferentiationChi-Square DistributionDown-RegulationFemaleHumansKaplan-Meier EstimateLymphatic MetastasisMicroRNAsMiddle AgedMultivariate AnalysisNeoplasm StagingPredictive Value of TestsProportional Hazards ModelsBiomarkers, TumorMicroRNAsMIRN124 microRNA, human

Identifiers

PMID25924779
PMCPMC4430031
OpenAlexW2093076231

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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.