Evidence map›Paper›PMID 28766230›Full record

ArticleAnnals of surgical oncology2017

Clinical Relevance of microRNA Expressions in Breast Cancer Validated Using the Cancer Genome Atlas (TCGA).

Sara Y Kim, Tsutomu Kawaguchi, Li Yan, Jessica Young, Qianya Qi, Kazuaki Takabe

Open access · greenAbstract readValidation Study
In one paragraph

Article in Annals of surgical oncology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
3.2field-weighted citation impact, top 7% 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

44 citing papers in PubMed, 87 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.

Sara Y KimBreast Surgery, Department of Surgical Oncology, Roswell Park Cancer Institute, Buffalo, NY, USA.
Tsutomu KawaguchiBreast Surgery, Department of Surgical Oncology, Roswell Park Cancer Institute, Buffalo, NY, USA.
Li YanDepartment of Biostatistics and Bioinformatics, Roswell Park Cancer Institute, Buffalo, NY, USA.
Jessica YoungBreast Surgery, Department of Surgical Oncology, Roswell Park Cancer Institute, Buffalo, NY, USA.
Qianya QiDepartment of Biostatistics and Bioinformatics, Roswell Park Cancer Institute, Buffalo, NY, USA.
Kazuaki TakabeBreast Surgery, Department of Surgical Oncology, Roswell Park Cancer Institute, Buffalo, NY, USA. kazuaki.takabe@roswellpark.org.
Roswell Park Comprehensive Cancer Center · USUniversity at Buffalo, State University of New York · US

Funding

Two-Spirit Films in Indigenous Cancer HealthP30CA016056 · NCI · ROSWELL PARK CANCER INSTITUTE CORP · PI Christine B. Ambrosone · 1985 to 2026
$116.6M
Sphingosine-1 Phosphate in Breast Cancer Progression and LymphangiogenesisR01CA160688 · NCI · VIRGINIA COMMONWEALTH UNIVERSITY · PI TAKABE, KAZUAKI · 2012 to 2016
$1.5M
Au6 IIR12222224Au6 P30CA016056Au6 R01CA160688NCI NIH HHS P30 CA016056NCI NIH HHS R01 CA160688
6 · The paper itself

Abstract

backgroundMicroRNAs (miRNAs) play a critical role in the carcinogenesis and progression of breast cancer. MiRNA-205 has tumor suppressive properties, whereas miRNA-18a has both oncogenic and tumor suppressive roles. MiRNA-744's role in breast cancer is unknown but is tumor-suppressive in vitro. We hypothesize that high expression of all three miRNAs is associated with a better survival based on their known functions in breast cancer.

methodsAll data was obtained from the Cancer Genome Atlas (TCGA). Expression patterns of miRNA-18a, miRNA-205, and miRNA-744 were retrieved from the Genomic Data Commons (GDC) data portal for analyses. After miRNA-specific thresholds were derived and used to group the patients into a high- or low-expression group, survival data was calculated by using the Cox proportional hazard model. Further subanalyses separating the patients based on receptor status and AJCC 7th edition TNM staging were similarly compared.

resultsIn total, 1,052 of 1,097 samples logged in TCGA had clinical data and miRNA-sequence datasets on the miRNAs of interest. High expression of miRNA-18a (p = 0.079), miRNA-205 (p = 0.034), and miRNA-744 (p = 0.0135) was associated with better survival. On subanalysis, estrogen receptor (ER)-positive, progesterone receptor (PR)-positive, and lymph node-negative disease had a statistically significant survival advantage with miRNA-18a, miRNA-205, and miRNA-744 high expression.

conclusionsBy utilizing a big dataset (TCGA) with sufficient statistical power, we found that high expression of miRNA-18a, miRNA-205, and miRNA-744 in the breast tumor samples were all associated with better overall survival in ER/PR-positive, lymph node-negative disease supporting their role as a tumor suppressor in breast cancer.

Indexed as

Gene Expression ProfilingAdultAgedBiomarkers, TumorBreast NeoplasmsFemaleFollow-Up StudiesGene Expression Regulation, NeoplasticHumansMicroRNAsMiddle AgedPrognosisReceptors, EstrogenReceptors, ProgesteroneSurvival RateBiomarkers, TumorMicroRNAsReceptors, EstrogenReceptors, Progesterone

Identifiers

PMID28766230
PMCPMC5839328
OpenAlexW2739711288

What OpenQuestion holds

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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.