×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
When anatomic subsite was additionally considered, the strongest association was found for KRAS mutation-negative, distal colorectal tumors (RR = 0.64; 95% CI, 0.43-0.96; P = 0.03).
22337533
2012
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
Approximately 50% of colorectal tumors contain K-ras gene mutations, which occur as an early step in carcinogenesis.
15514939
2005
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
K-ras-2 mutations and DNA content heterogeneity represent early events of human colorectal tumor progression.
7698570
1995
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
Recurrent KRAS codon 146 mutations in human colorectal cancer.
16969076
2006
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
The SNaPshot analysis detected KRAS c35 mutations in colorectal tumor tissue in 14 cases, but the presence of the mutation was not confirmed in cfDNA extracted from blood samples of these patients.
28365952
2017
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
Impact of Fc{gamma}RIIa-Fc{gamma}RIIIa polymorphisms and KRAS mutations on the clinical outcome of patients with metastatic colorectal cancer treated with cetuximab plus irinotecan.
19164213
2009
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
CLINVAR
Prospective enterprise-level molecular genotyping of a cohort of cancer patients.
25157968
2014
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
KRAS mutations were retrospectively studied using polymerase chain reactions and subsequent sequencing of codons 12 and 13 (exon 2) in 110 patients with metastatic colorectal tumors .
20020061
2009
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
The failure of EGFR inhibitors in colorectal tumors with KRAS mutations requires the development of alternative treatment strategies for this patient subgroup.
24351336
2014
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
Dual effect of Kras(D12) knockdown on tumorigenesis: increased immune-mediated tumor clearance and abrogation of tumor malignancy.
16091732
2005
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
Dasatinib sensitizes KRAS mutant colorectal tumors to cetuximab.
20956938
2011
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
APC, K-ras, and p53 gene mutations in colorectal cancer patients: correlation to clinicopathologic features and postoperative surveillance.
15943410
2005
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
Approximately 50% of colorectal tumors contain K-ras gene mutations, which occur as an early step in carcinogenesis.
15514939
2005
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
High-degree tumor budding and podia-formation in sporadic colorectal carcinomas with K-ras gene mutations.
17707462
2007
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
K-ras mutations and RASSF1A promoter methylation in colorectal cancer.
12032847
2002
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
Of 16 human colorectal tumors with activating mutations in KRAS , 15 displayed loss of basolateral EGFR localization.
20563247
2010
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
KRAS mutations are present in 40% of colorectal tumors and monitoring the mutational status together with the level of mutated DNA is of great interest.
25446878
2015
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
Primary resistance to cetuximab therapy in EGFR FISH-positive colorectal cancer patients.
18577988
2008
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
Activating mutations in the KRAS gene are found in 30-40% of colorectal tumors and are associated with poor response to anti-EGFR therapies.
18802721
2008
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
K-Ras mutations were detected in 32.5% (41/126) of the colorectal tumors .
23183114
2013
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
In this study, we investigated whether or not our applied DNA extraction method from stools could produce enough DNA for the molecular screening of colorectal tumors by K-ras gene mutations in stools.
12012008
2002
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
LHGDN
CpG island methylator phenotype in colorectal cancers: comparison of the new and classic CpG island methylator phenotype marker panels.
18834226
2008
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
We evaluated 2121 colorectal tumors for mutations in codons 12 and 13 of the KRAS gene.
21305640
2011
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
KRAS is mutated in about 20-25% of all human cancers and especially in pancreatic, lung and colorectal tumors .
26028667
2015
×
Entrez Id:
3845
Gene Symbol:
KRAS
KRAS
0.500
GeneticVariation
group
BEFREE
Present data clearly show that EGFR status is independent of K-Ras mutations in colorectal tumors .
18632722
2008