Evidence map›Paper›PMID 31766478›Full record

ReviewJournal of clinical medicine2019

Prognostic Value of MiR-21: An Updated Meta-Analysis in Head and Neck Squamous Cell Carcinoma (HNSCC).

Alexandra Iulia Irimie-Aghiorghiesei, Cecilia Pop-Bica, Sebastian Pintea, Cornelia Braicu, Roxana Cojocneanu, Alina-Andreea Zimța, Diana Gulei, Ondřej Slabý, Ioana Berindan-Neagoe

Open access · goldAbstract readReview
In one paragraph

Review in Journal of clinical medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 3 pooled it
1.1field-weighted citation impact, top 25% 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

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

  1. Pooled it
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  4. Article
  5. Epigenetic regulation of EZH2 by ncRNAs: mechanisms and oncogenic implications.Naunyn-Schmiedeberg's archives of pharmacology · 2026
    Review
  6. Article
  7. New evidence for miRNA testing in head and neck squamous cell cancer patients.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025
    Observational
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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

9 authors at 3 institutions in 2 countries.

Alexandra Iulia Irimie-AghiorghieseiDepartment of Prosthetic dentistry and Dental materials, Division Dental Propaedeutics, Aesthetic, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400337 Cluj-Napoca, Romania.
Cecilia Pop-BicaResearch Center for Functional Genomics and Translational Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400337 Cluj-Napoca, Romania.
Sebastian PinteaDepartment of Psychology, Babes-Bolyai University, 400015 Cluj-Napoca, Romania.
Cornelia BraicuResearch Center for Functional Genomics and Translational Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400337 Cluj-Napoca, Romania.
Roxana CojocneanuResearch Center for Functional Genomics and Translational Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400337 Cluj-Napoca, Romania.
Alina-Andreea ZimțaMEDFUTURE-Research Center for Advanced Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400337 Cluj-Napoca, Romania.
Diana GuleiMEDFUTURE-Research Center for Advanced Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400337 Cluj-Napoca, Romania.
Ondřej SlabýCentre for Molecular Medicine, Central European Institute of Technology, Masaryk University, 62500 Brno, Czech Republic.
Ioana Berindan-NeagoeResearch Center for Functional Genomics and Translational Medicine, "Iuliu Hatieganu" University of Medicine and Pharmacy, 400337 Cluj-Napoca, Romania.
Iuliu Hațieganu University of Medicine and Pharmacy · ROBabeș-Bolyai University · ROCentral European Institute of Technology · CZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Head and neck squamous cell carcinoma (HNSCC) is a group of malignancies with serious impact on patient quality of life due to a reduced rate of response to chemotherapy or radiation therapy. MiR-21 has been identified as one of the most common proto-oncogenes. It is hypothesized that upregulated miR-21 could serve as a potential biomarker for human cancer diagnosis. Considering the target genes identified for miR-21 in HNSCC, this transcript is an important player in several cellular processes that control carcinogenesis. The abnormal expression of miR-21 in this group of pathologies has been assessed in several publications, but given the heterogeneity of the published results, a meta-analysis and proper bioinformatics analysis of expression databases are needed to correctly establish the prognostic potential of this molecule. The present meta-analysis comprises the published survival data on HNSCC patients, reported as HR and 95% CI, in association with the expression levels of miR-21. Our investigation revealed that miR-21 could be used successfully as a prognostic biomarker in HNSCC patients, confirming its oncogenic potential. Specifically, the upregulation of miR-21 in these patients predicts a worse outcome in terms of survival rate.

Indexed as

bioinformatics analysishead and neck cancermiR-21prognosticsurvival

Identifiers

PMID31766478
PMCPMC6947266
OpenAlexW2990028766

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.