2023
Molecular and Sociodemographic Colorectal Cancer Disparities in Latinos Living in Puerto Rico
Perez-Mayoral J, Gonzalez-Pons M, Centeno-Girona H, Montes-Rodríguez I, Soto-Salgado M, Suárez B, Rodríguez N, Colón G, Sevilla J, Jorge D, Llor X, Xicola R, Toro D, Tous-López L, Torres-Torres M, Reyes J, López-Acevedo N, Goel A, Rodríguez-Quilichini S, Cruz-Correa M. Molecular and Sociodemographic Colorectal Cancer Disparities in Latinos Living in Puerto Rico. Genes 2023, 14: 894. PMID: 37107652, PMCID: PMC10138302, DOI: 10.3390/genes14040894.Peer-Reviewed Original ResearchConceptsEarly-onset colorectal cancerColorectal cancerCpG island methylator phenotypeMicrosatellite instabilityExact testColorectal cancer disparitiesSporadic colorectal cancerFisher's exact testMolecular carcinogenic pathwaysClinicopathologic featuresClinicopathological characteristicsCancer deathCancer disparitiesColorectal tumorsCarcinogenic pathwaysHispanic menMutation statusTumorsAdditional studiesMethylator phenotypeHispanic subpopulationsChi-squaredAmerindian admixtureMolecular pathwaysMolecular markers
2015
Efficacy of Adjuvant 5-Fluorouracil Therapy for Patients with EMAST-Positive Stage II/III Colorectal Cancer
Hamaya Y, Guarinos C, Tseng-Rogenski SS, Iwaizumi M, Das R, Jover R, Castells A, Llor X, Andreu M, Carethers JM. Efficacy of Adjuvant 5-Fluorouracil Therapy for Patients with EMAST-Positive Stage II/III Colorectal Cancer. PLOS ONE 2015, 10: e0127591. PMID: 25996601, PMCID: PMC4440728, DOI: 10.1371/journal.pone.0127591.Peer-Reviewed Original ResearchConceptsColorectal cancerStage II/III CRC patientsStage II/III colorectal cancerKaplan-Meier survival curvesSelected Tetranucleotide RepeatsSporadic colorectal cancerElevated microsatellite alterationsEMAST statusEfficacy of adjuvantsCRC patientsImproved survivalPatient outcomesSomatic dysfunctionPatientsMicrosatellite alterationsSurvival curvesCancerChemotherapySurvival dataSubsequent cytotoxicityEMASTSurvivalMMR functionSame extentCytotoxicity
2014
Multiple Sporadic Colorectal Cancers Display a Unique Methylation Phenotype
Gonzalo V, Lozano JJ, Alonso-Espinaco V, Moreira L, Muñoz J, Pellisé M, Castellví-Bel S, Bessa X, Andreu M, Xicola RM, Llor X, Ruiz-Ponte C, Carracedo A, Jover R, Castells A, Balaguer F, . Multiple Sporadic Colorectal Cancers Display a Unique Methylation Phenotype. PLOS ONE 2014, 9: e91033. PMID: 24643221, PMCID: PMC3958343, DOI: 10.1371/journal.pone.0091033.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overColorectal NeoplasmsCpG IslandsDNA MethylationEpigenesis, GeneticFemaleGene Expression Regulation, NeoplasticGenome-Wide Association StudyGenotypeHumansMaleMiddle AgedNeoplasms, Multiple PrimaryPhenotypeProto-Oncogene ProteinsProto-Oncogene Proteins B-rafProto-Oncogene Proteins p21(ras)Ras ProteinsConceptsMultiple colorectal cancersColorectal cancerSporadic colorectal cancerMultiple tumorsCpG island methylator phenotypeSolitary tumorTumor multiplicityMismatch repair deficiency statusSynchronous colorectal cancerMethylation phenotypeCIMP-high tumorsDNA methylation profilingDNA hypermethylationBRAF mutationsDeficiency statusSignificant DNA hypermethylationTumorsTumor samplesMethylation profilingMethyLight assayTumor pairsMethylator phenotypeCpG sitesFunctional annotation clusteringPatients
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
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 history