Evidence map›Paper›PMID 22589270›Full record

ArticleCancer research2012

A comprehensive survey of Ras mutations in cancer.

Ian A Prior, Paul D Lewis, Carla Mattos

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in Cancer research, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07622667 (Correlation Analysis of Gene Characteristics of Malignant Tumors With Prognosis), which is not on this map. Cited by 1,161 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
1,161citing papers in PubMed, 1 pooled it
30.1field-weighted citation impact, top 1% 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.

NCT07622667 recruitingnot on this mapstarted 2026, after this paper: background citation

Correlation Analysis of Gene Characteristics of Malignant Tumors With Prognosis

TypeobservationalSponsorNanfang Hospital, Southern Medical UniversityRan2026 to 2027Enrolled500ConditionsMalignant TumorsArmsImmunotherapy Therapy, Radiation Therapy, Radical surgery
3 · Its place in the literature

Who cites it

1,161 citing papers in PubMed, 1 synthesis or guideline pooled it, 2,030 citations in OpenAlex.

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1,101 more citing papers are in PubMed but not listed here.

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

3 authors at 2 institutions in 2 countries.

Ian A PriorPhysiological Laboratory, Department of Molecular and Cellular Physiology, Institute of Translational Research, University of Liverpool, Liverpool, UK. iprior@liv.ac.uk
Paul D Lewis
Carla Mattos
Northeastern University · USUniversity of Liverpool · GB

Funding

Mechanism of intrinsic hydrolysis in Ras and the effect of Raf on oncogenic mutanR56CA096867 · NCI · NORTH CAROLINA STATE UNIVERSITY RALEIGH · PI MATTOS, CARLA · 2009 to 2009
$207k
Biotechnology and Biological Sciences Research Council BB/G018162/1Cancer Research UK A6672NCI NIH HHS R56 CA096867NCI NIH HHS R56-CA096867Wellcome Trust 067398
6 · The paper itself

Abstract

All mammalian cells express 3 closely related Ras proteins, termed H-Ras, K-Ras, and N-Ras, that promote oncogenesis when they are mutationally activated at codon 12, 13, or 61. Although there is a high degree of similarity among the isoforms, K-Ras mutations are far more frequently observed in cancer, and each isoform displays preferential coupling to particular cancer types. We examined the mutational spectra of Ras isoforms curated from large-scale tumor profiling and found that each isoform exhibits surprisingly distinctive codon mutation and amino-acid substitution biases. These findings were unexpected given that these mutations occur in regions that share 100% amino-acid sequence identity among the 3 isoforms. Of importance, many of these mutational biases were not due to differences in exposure to mutagens, because the patterns were still evident when compared within specific cancer types. We discuss potential genetic and epigenetic mechanisms, as well as isoform-specific differences in protein structure and signaling, that may promote these distinct mutation patterns and differential coupling to specific cancers.

Indexed as

Genes, rasPoint MutationCatalytic DomainCell Transformation, NeoplasticCodonDatabases, GeneticEpigenesis, GeneticHumansModels, MolecularMolecular ConformationNeoplasmsProtein Isoformsras ProteinsSignal TransductionCodonProtein Isoformsras Proteins

Identifiers

PMID22589270
PMCPMC3354961
OpenAlexW2135184154

What OpenQuestion holds

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Registered trials

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.