Evidence map›Paper›PMID 21799879›Full record

ArticlePloS one2011

A dual role for KRT81: a miR-SNP associated with recurrence in non-small-cell lung cancer and a novel marker of squamous cell lung carcinoma.

Marc Campayo, Alfons Navarro, Nuria Viñolas, Rut Tejero, Carmen Muñoz, Tania Diaz, Ramon Marrades, Maria L Cabanas, Josep M Gimferrer, Pere Gascon and 2 more

Abstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

33 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. Article
  4. Article
  5. Article
  6. Article
  7. The Regulatory Effects of MicroRNAs on Tumor Immunity.BioMed research international · 2022
    Review
  8. Article
  9. Single-Nucleotide Polymorphisms inBiochemistry research international · 2020
    Article
  10. Article
  11. Article
  12. Article
  13. Association between Polymorphism of Exportin-5 and Susceptibility to Lead Poisoning in a Chinese Population.International journal of environmental research and public health · 2016
    Article
  14. MiRNAs and miRNA Polymorphisms Modify Drug Response.International journal of environmental research and public health · 2016
    Review
  15. KRT81 miR-SNP rs3660 is associated with risk and survival of NSCLC.Annals of oncology : official journal of the European Society for Medical Oncology · 2016
    Article
  16. Article
  17. Article
  18. Article
  19. Article
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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

12 authors.

Marc CampayoDepartment of Medical Oncology, Institut Clinic Malalties Hemato-Oncològiques (ICMHO), Hospital Clinic de Barcelona, University of Barcelona, Barcelona, Spain.
Alfons Navarro
Nuria Viñolas
Rut Tejero
Carmen Muñoz
Tania Diaz
Ramon Marrades
Maria L Cabanas
Josep M Gimferrer
Pere Gascon
Jose Ramirez
Mariano Monzo

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

MicroRNAs (miRNAs) play an important role in carcinogenesis through the regulation of their target genes. miRNA-related single nucleotide polymorphisms (miR-SNPs) can affect miRNA biogenesis and target sites and can alter microRNA expression and functions. We examined 11 miR-SNPs, including 5 in microRNA genes, 3 in microRNA binding sites and 3 in microRNA-processing machinery components, and evaluated time to recurrence (TTR) according to miR-SNP genotypes in 175 surgically resected non-small-cell lung cancer (NSCLC) patients. Significant differences in TTR were found according to KRT81 rs3660 (median TTR: 20.3 months for the CC genotype versus 86.8 months for the CG or GG genotype; P = 0.003) and XPO5 rs11077 (median TTR: 24.7 months for the AA genotype versus 73.1 months for the AC or CC genotypes; P = 0.029). Moreover, when patients were divided according to stage, these differences were maintained for stage I patients (P = 0.002 for KRT81 rs3660; P<0.001 for XPO5 rs11077). When patients were divided into sub-groups according to histology, the effect of the KRT81 rs3660 genotype on TTR was significant in patients with squamous cell carcinoma (P = 0.004) but not in those with adenocarcinoma. In the multivariate analyses, the KRT81 rs3660 CC genotype (OR = 1.8; P = 0.023) and the XPO5 rs11077 AA genotype (OR = 1.77; P = 0.026) emerged as independent variables influencing TTR. Immunohistochemical analyses in 80 lung specimens showed that 95% of squamous cell carcinomas were positive for KRT81, compared to only 19% of adenocarcinomas (P<0.0001). In conclusion, miR-SNPs are a novel class of SNPs that can add useful prognostic information on the clinical outcome of resected NSCLC patients and may be a potential key tool for selecting high-risk stage I patients. Moreover, KRT81 has emerged as a promising immunohistochemical marker for the identification of squamous cell lung carcinoma.

Indexed as

AdultAgedAged, 80 and overBinding SitesBiomarkers, TumorCarcinoma, Non-Small-Cell LungCarcinoma, Squamous CellCase-Control StudiesFemaleGene Expression Regulation, NeoplasticHumansKeratins, Hair-SpecificKeratins, Type IILung NeoplasmsMaleMicroRNAsBiomarkers, TumorKeratins, Hair-SpecificKeratins, Type IIKRT81 protein, humanMicroRNAs

Identifiers

PMID21799879
PMCPMC3143163

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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.