Evidence map›Paper›PMID 27943100›Full record

ArticleMedical oncology (Northwood, London, England)2017

K-Ras, H-Ras, N-Ras and B-Raf mutation and expression analysis in Wilms tumors: association with tumor growth.

Efterpi Dalpa, Victor Gourvas, Nikolaos Soulitzis, Demetrios A Spandidos

Abstract read
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In one paragraph

Article in Medical oncology (Northwood, London, England), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.9field-weighted citation impact, top 23% 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

8 citing papers in PubMed, 14 citations in OpenAlex.

  1. Review
  2. Case report: MetastaticFrontiers in oncology · 2024
    Article
  3. Article
  4. Article
  5. Article
  6. The genetic changes of Wilms tumour.Nature reviews. Nephrology · 2019
    Review
  7. Association ofAging · 2019
    Article
  8. Article
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.

Efterpi DalpaLaboratory of Clinical Virology, Medical School, University of Crete, P.O. Box 2208, 71003, Heraklion, Crete, Greece.
Victor GourvasLaboratory of Clinical Virology, Medical School, University of Crete, P.O. Box 2208, 71003, Heraklion, Crete, Greece.
Nikolaos SoulitzisLaboratory of Clinical Virology, Medical School, University of Crete, P.O. Box 2208, 71003, Heraklion, Crete, Greece.
Demetrios A SpandidosLaboratory of Clinical Virology, Medical School, University of Crete, P.O. Box 2208, 71003, Heraklion, Crete, Greece. spandidos@spandidos.gr.
University of Crete · GR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nephroblastoma (Wilms tumor) is a kidney neoplasia, predominately occurring at very young age, resulting from the malignant transformation of renal stem cells. The Ras proto-oncogenes and B-Raf are members of an intracellular cascade pathway, which regulates cell growth and differentiation, and ultimately cancer development. Our objective was to determine the mutation rate and to measure the mRNA levels of the three Ras genes and of B-Raf in formalin-fixed paraffin-embedded tissue samples from 32 patients with nephroblastoma and 10 controls. No mutations were detected in the four studied genes among our Wilms tumors cases, while Ras and B-Raf expression was higher in malignant samples versus controls. Statistical analysis revealed a positive correlation of K-Ras (p < 0.001) and B-Raf (p = 0.006) with tumor size, a negative correlation of K-Ras (p = 0.041) and H-Ras (p = 0.033) with the percentage of tissue necrosis, and an association of N-Ras (p = 0.047) and B-Raf (p = 0.044) with tissue histology. From the above, we deduce that although Ras and B-Raf mutations are rare events in Wilms tumors, their expression pattern suggests that they play an important role in the development and progression of this malignancy.

Indexed as

Case-Control StudiesCell Growth ProcessesChildChild, PreschoolFemaleGTP PhosphohydrolasesHumansKidney NeoplasmsMaleMembrane ProteinsParaffin EmbeddingProto-Oncogene Proteins B-rafProto-Oncogene Proteins p21(ras)RNA, MessengerWilms TumorBRAF protein, humanGTP PhosphohydrolasesHRAS protein, humanKRAS protein, humanMembrane ProteinsNRAS protein, humanProto-Oncogene Proteins B-rafProto-Oncogene Proteins p21(ras)RNA, MessengerBiomarkersNephroblastomaOncogenesqPCRRFLP

Identifiers

PMID27943100
OpenAlexW2559842631

What OpenQuestion holds

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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.