A High Degree of LINE-1 Hypomethylation Is a Unique Feature of Early-Onset Colorectal Cancer
Antelo M, Balaguer F, Shia J, Shen Y, Hur K, Moreira L, Cuatrecasas M, Bujanda L, Giraldez MD, Takahashi M, Cabanne A, Barugel ME, Arnold M, Roca EL, Andreu M, Castellvi-Bel S, Llor X, Jover R, Castells A, Boland CR, Goel A. A High Degree of LINE-1 Hypomethylation Is a Unique Feature of Early-Onset Colorectal Cancer. PLOS ONE 2012, 7: e45357. PMID: 23049789, PMCID: PMC3458035, DOI: 10.1371/journal.pone.0045357.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdenomaAdultAge of OnsetArgentinaCase-Control StudiesColorectal NeoplasmsColorectal Neoplasms, Hereditary NonpolyposisDNA GlycosylasesDNA MethylationDNA-Binding ProteinsFemaleGene ExpressionGerm-Line MutationHumansLong Interspersed Nucleotide ElementsMaleMicrosatellite InstabilityMiddle AgedMutL Protein Homolog 1MutS Homolog 3 ProteinNuclear ProteinsProto-Oncogene Proteins B-rafSpainSurvival AnalysisUnited StatesConceptsEarly-onset colorectal cancerColorectal cancerLINE-1 methylationLINE-1 hypomethylationLynch syndrome colorectal cancersMismatch repair protein expressionSomatic BRAF V600E mutationNormal colonic mucosa samplesBetter overall survivalCancer-related mortalityMean LINE-1 methylation levelGermline MUTYH mutationsSporadic colorectal cancerRepair protein expressionColonic mucosa samplesMicrosatellite instability statusDistinct molecular subtypesBRAF V600E mutationLINE-1 methylation levelsLower LINE-1 methylationOverall survivalCRC tissuesMethylation statusPoor prognosisLynch syndrome