2014
CpG island methylator phenotype and its association with malignancy in sporadic duodenal adenomas
Sun L, Guzzetta AA, Fu T, Chen J, Jeschke J, Kwak R, Vatapalli R, Baylin SB, Iacobuzio-Donahue CA, Wolfgang CL, Ahuja N. CpG island methylator phenotype and its association with malignancy in sporadic duodenal adenomas. Epigenetics 2014, 9: 738-746. PMID: 24518818, PMCID: PMC4063833, DOI: 10.4161/epi.28082.Peer-Reviewed Original ResearchConceptsCpG island methylator phenotypeSporadic duodenal adenomasDuodenal adenomasBRAF mutationsVillous typeMethylator phenotypeCIMP-high statusPeriampullary locationAggressive managementDuodenal adenocarcinomaClinicopathologic featuresColorectal cancerColorectal adenomasKRAS mutationsHigh riskAdenomasMLH1 methylationCIMP statusCancerous lesionsOlder ageP16 methylationTumorsMalignancyInfrequent eventRole of methylation
2011
Sessile serrated adenomas and classical adenomas: An epigenetic perspective on premalignant neoplastic lesions of the gastrointestinal tract
Dhir M, Yachida S, Van Neste L, Glöckner SC, Jeschke J, Pappou EP, Montgomery EA, Herman JG, Baylin SB, Iacobuzio‐Donahue C, Ahuja N. Sessile serrated adenomas and classical adenomas: An epigenetic perspective on premalignant neoplastic lesions of the gastrointestinal tract. International Journal Of Cancer 2011, 129: 1889-1898. PMID: 21154739, PMCID: PMC3206997, DOI: 10.1002/ijc.25847.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdenomaAgedAged, 80 and overCDX2 Transcription FactorColonic PolypsCpG IslandsDiagnosis, DifferentialDNA MethylationFemaleGastrointestinal NeoplasmsGene Expression Regulation, NeoplasticHomeodomain ProteinsHumansHyperplasiaMaleMiddle AgedMutL Protein Homolog 1Nuclear ProteinsPrecancerous ConditionsProto-Oncogene ProteinsProto-Oncogene Proteins p21(ras)Ras ProteinsToll-Like Receptor 2ConceptsSessile serrated adenomasHyperplastic polypsMethylation of CDX2Neoplastic lesionsGastrointestinal tractMultiplex methylation-specific PCRSerrated adenomasEarly detectionHIN-1Villous adenomaTubular adenomaClassical adenomasMethylation-specific PCRIRB approvalDiagnostic utilityAdenomasGastrointestinal adenomasHospital pathologyPremalignant adenomasAdenoma samplesCpG island methylation statusInterobserver variabilityTLR2DysplasiaLesions
2000
Distinct genetic profiles in colorectal tumors with or without the CpG island methylator phenotype
Toyota M, Ohe-Toyota M, Ahuja N, Issa J. Distinct genetic profiles in colorectal tumors with or without the CpG island methylator phenotype. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 710-715. PMID: 10639144, PMCID: PMC15395, DOI: 10.1073/pnas.97.2.710.Peer-Reviewed Original ResearchMeSH KeywordsAdenomaBase SequenceColorectal NeoplasmsCpG IslandsDNA MethylationDNA Mutational AnalysisDNA, NeoplasmGenes, p16Genes, p53Genes, rasHumansMicrosatellite RepeatsMutationPhenotypePoint MutationPolymorphism, Single-Stranded ConformationalProtein Serine-Threonine KinasesReceptor, Transforming Growth Factor-beta Type IIReceptors, Transforming Growth Factor betaSequence DeletionTumor Cells, CulturedConceptsCpG island methylator phenotypeColorectal cancerK-RAS mutationsDifferent genetic lesionsActivation of oncogenesTumor suppressor geneMultiple CpG islandsColorectal tumorsMethylator phenotypeCpG islandsDistinct genetic profilesP53 mutationsEpigenetic alterationsMolecular diversitySuppressor geneGenetic lesionsNovel pathwayGroup of tumorsGenetic alterationsK-RASMutationsCancer developmentSimultaneous methylationGenes