2012
CpG Island Methylator Phenotype–Positive Tumors in the Absence of MLH1 Methylation Constitute a Distinct Subset of Duodenal Adenocarcinomas and Are Associated with Poor Prognosis
Fu T, Pappou EP, Guzzetta AA, Jeschke J, Kwak R, Dave P, Hooker CM, Morgan R, Baylin SB, Iacobuzio-Donahue CA, Wolfgang CL, Ahuja N. CpG Island Methylator Phenotype–Positive Tumors in the Absence of MLH1 Methylation Constitute a Distinct Subset of Duodenal Adenocarcinomas and Are Associated with Poor Prognosis. Clinical Cancer Research 2012, 18: 4743-4752. PMID: 22825585, PMCID: PMC3482463, DOI: 10.1158/1078-0432.ccr-12-0707.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdenocarcinomaAgedCpG IslandsDNA MethylationDuodenal NeoplasmsFemaleGene Expression Regulation, NeoplasticHumansKaplan-Meier EstimateMaleMicrosatellite InstabilityMiddle AgedMutL Protein Homolog 1Nuclear ProteinsPrognosisProportional Hazards ModelsProto-Oncogene ProteinsProto-Oncogene Proteins B-rafProto-Oncogene Proteins p21(ras)Ras ProteinsConceptsMLH1 methylation statusDuodenal adenocarcinomaMicrosatellite instabilityPoor prognosisBRAF mutationsMLH1 methylationCox proportional hazards modelDuodenal adenocarcinoma patientsKaplan-Meier analysisSignificant prognostic valueCpG island methylator phenotype (CIMP) statusProportional hazards modelBRAF V600E mutationMethylation statusWorse OSOverall survivalClinicopathologic featuresTumor characteristicsAdenocarcinoma patientsPrognostic valueKRAS mutationsMSI statusHazards modelAdenocarcinomaV600E mutation
2007
Subclassification of microsatellite-unstable tumors in colorectal cancer
Ahuja N, Baylin S. Subclassification of microsatellite-unstable tumors in colorectal cancer. Current Colorectal Cancer Reports 2007, 3: 212-219. DOI: 10.1007/s11888-007-0033-3.Peer-Reviewed Original ResearchHereditary nonpolyposis colorectal cancerSporadic colorectal cancerColorectal cancerMMR genes MLH1Nonpolyposis colorectal cancerK-ras mutationsBRAF V600E mutationMicrosatellite-unstable tumorsMismatch repair genesVillous adenomaPathologic differencesHNPCC tumorsInherited syndromeTumor typesPolyp pathwayMicrosatellite instabilityCancerGermline mutationsMMR genesGenes MLH1TumorsInherited mutationsRepair genesMutationsEpigenetic silencing