2012
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
2010
Methylation Analysis of MLH1 Improves the Selection of Patients for Genetic Testing in Lynch Syndrome
Pérez-Carbonell L, Alenda C, Payá A, Castillejo A, Barberá VM, Guillén C, Rojas E, Acame N, Gutiérrez-Aviñó FJ, Castells A, Llor X, Andreu M, Soto JL, Jover R. Methylation Analysis of MLH1 Improves the Selection of Patients for Genetic Testing in Lynch Syndrome. Journal Of Molecular Diagnostics 2010, 12: 498-504. PMID: 20489114, PMCID: PMC2893635, DOI: 10.2353/jmoldx.2010.090212.Peer-Reviewed Original ResearchConceptsSelection of patientsBRAF V600E mutationV600E mutationGenetic testingLynch syndromeMLH1 mutationsColorectal cancer patientsNegative colorectal cancerMLH1-negative colorectal cancersMLH1 methylation statusGermline MLH1 mutationMLH1 protein expressionInactivation of MLH1MS-MLPAColorectal cancerCancer patientsBRAF mutationsExclusion criteriaPatientsCorresponding patientsMLH1 methylationSporadic originTumor DNAGermline mutationsProtein expression
2009
Utility of p16 Immunohistochemistry for the Identification of Lynch Syndrome
Payá A, Alenda C, Pérez-Carbonell L, Rojas E, Soto J, Guillén C, Castillejo A, Barberá V, Carrato A, Castells A, Llor X, Andreu M, Koh J, Enders GH, Benlloch S, Jover R. Utility of p16 Immunohistochemistry for the Identification of Lynch Syndrome. Clinical Cancer Research 2009, 15: 3156-3162. PMID: 19383812, PMCID: PMC2825754, DOI: 10.1158/1078-0432.ccr-08-3116.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingColorectal Neoplasms, Hereditary NonpolyposisCyclin-Dependent Kinase Inhibitor p16DNA MethylationEpigenesis, GeneticFemaleGerm-Line MutationHumansImmunoenzyme TechniquesMaleMiddle AgedMutL Protein Homolog 1Neoplasm ProteinsNuclear ProteinsPrognosisProto-Oncogene Proteins B-rafConceptsP16 immunohistochemistryLynch syndromeP16 expressionGermline mutationsMLH1 expressionMLH1 methylationGenetic testingSelection of patientsMLH1 germline mutationsGood surrogate markerMajority of tumorsPathogenic germline mutationsBRAF V600E mutationColorectal cancerSurrogate markerReal-time PCRBRAF mutationsMismatch repair proteinsNormal stainingMLH1 promoterV600E mutationSignificant associationImmunohistochemistryTumor tissueTumors
2007
A Prospective, Multicenter, Population-Based Study of BRAF Mutational Analysis for Lynch Syndrome Screening
Bessa X, Ballesté B, Andreu M, Castells A, Bellosillo B, Balaguer F, Castellví–bel S, Paya A, Jover R, Alenda C, Titó L, Martinez–Villacampa M, Vilella A, Xicola RM, Pons E, Llor X, Association G. A Prospective, Multicenter, Population-Based Study of BRAF Mutational Analysis for Lynch Syndrome Screening. Clinical Gastroenterology And Hepatology 2007, 6: 206-214. PMID: 18096441, DOI: 10.1016/j.cgh.2007.10.011.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAgedAged, 80 and overAmino Acid SubstitutionColorectal Neoplasms, Hereditary NonpolyposisFemaleGenetic Predisposition to DiseaseGenetic TestingGerm-Line MutationHumansMaleMiddle AgedMutL Protein Homolog 1MutL ProteinsNeoplasm ProteinsNuclear ProteinsPolymorphism, GeneticProspective StudiesProto-Oncogene Proteins B-rafConceptsSporadic colorectal cancerColorectal cancerCRC patientsMMR deficiencyBRAF mutationsV600E mutationGenetic testingGermline mutationsHereditary nonpolyposis colorectal cancerLynch syndrome screeningGermline genetic testingMLH1 germline mutationsPopulation-based studyGene mutation carriersMMR genes MLH1Nonpolyposis colorectal cancerBRAF V600E mutationBRAF mutational analysisMLH1 promoter methylationBRAF mutation analysisBRAF V600E mutation analysisMutation analysisBRAF analysisLynch syndromeFamily historyValidation and Extension of the PREMM1,2 Model in a Population-Based Cohort of Colorectal Cancer Patients
Balaguer F, Balmaña J, Castellví–Bel S, Steyerberg EW, Andreu M, Llor X, Jover R, Syngal S, Castells A, Association G. Validation and Extension of the PREMM1,2 Model in a Population-Based Cohort of Colorectal Cancer Patients. Gastroenterology 2007, 134: 39-46. PMID: 18061181, PMCID: PMC2542581, DOI: 10.1053/j.gastro.2007.10.042.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAgedAged, 80 and overCohort StudiesColorectal NeoplasmsDNA Mismatch RepairFemaleGenetic Carrier ScreeningGerm-Line MutationHumansLogistic ModelsMaleMiddle AgedMutL Protein Homolog 1MutL ProteinsNeoplasm ProteinsNuclear ProteinsPredictive Value of TestsReproducibility of ResultsSpainConceptsPositive predictive valueColorectal cancer patientsMMR testingGermline testingCancer patientsMLH1/MSH2 mutation carriersUnselected colorectal cancer patientsMSH2 mutation carriersColorectal cancer populationPopulation-based cohortColorectal cancer casesRecognition of patientsBRAF V600E mutationBRAF V600E mutation analysisMicrosatellite instability analysisCancer populationMismatch repairLynch syndromeCancer casesMutation carriersPredictive valueV600E mutationMMR deficiencyPatientsAbstractText