2014
Excess of Proximal Microsatellite-Stable Colorectal Cancer in African Americans from a Multiethnic Study
Xicola RM, Gagnon M, Clark JR, Carroll T, Gao W, Fernandez C, Mijic D, Rawson JB, Janoski A, Pusatcioglu CK, Rajaram P, Gluskin AB, Regan M, Chaudhry V, Abcarian H, Blumetti J, Cintron J, Melson J, Xie H, Guzman G, Emmadi R, Alagiozian-Angelova V, Kupfer SS, Braunschweig C, Ellis NA, Llor X. Excess of Proximal Microsatellite-Stable Colorectal Cancer in African Americans from a Multiethnic Study. Clinical Cancer Research 2014, 20: 4962-4970. PMID: 25013126, PMCID: PMC4167473, DOI: 10.1158/1078-0432.ccr-14-0353.Peer-Reviewed Original ResearchConceptsProximal colorectal cancerColorectal cancerMicrosatellite instabilityLymphocytic infiltrateKRAS mutationsAfrican AmericansMicrosatellite stable colorectal cancerDistal colorectal cancerFisher's exact testMicrosatellite stable tumorsMann-Whitney U testYoung African AmericansMedian ageAA patientsHigher BMICancer disparitiesChicago HospitalsStable tumorsAge 50High incidenceMultiethnic StudyExact testYounger ageCancerOlder ageMultiple 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
2010
Aberrant DNA Methylation in Hereditary Nonpolyposis Colorectal Cancer Without Mismatch Repair Deficiency
Goel A, Xicola RM, Nguyen T, Doyle BJ, Sohn VR, Bandipalliam P, Rozek LS, Reyes J, Cordero C, Balaguer F, Castells A, Jover R, Andreu M, Syngal S, Boland CR, Llor X. Aberrant DNA Methylation in Hereditary Nonpolyposis Colorectal Cancer Without Mismatch Repair Deficiency. Gastroenterology 2010, 138: 1854-1862.e1. PMID: 20102720, PMCID: PMC2859993, DOI: 10.1053/j.gastro.2010.01.035.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdultAgedAged, 80 and overBase SequenceBasic Helix-Loop-Helix Transcription FactorsColorectal Neoplasms, Hereditary NonpolyposisCore Binding Factor Alpha 3 SubunitDNA MethylationDNA Mismatch RepairEpigenesis, GeneticFemaleGene Expression Regulation, NeoplasticGenetic Predisposition to DiseaseGenomic InstabilityHumansLong Interspersed Nucleotide ElementsMaleMicrosatellite RepeatsMiddle AgedMolecular Sequence DataMutationMutL Protein Homolog 1Nerve Tissue ProteinsNuclear ProteinsPedigreePhenotypeProto-Oncogene ProteinsProto-Oncogene Proteins B-rafProto-Oncogene Proteins p21(ras)Ras ProteinsSpainSuppressor of Cytokine Signaling 1 ProteinSuppressor of Cytokine Signaling ProteinsUnited StatesConceptsHereditary nonpolyposis colorectal cancerNonpolyposis colorectal cancerHNPCC tumorsMismatch repair deficiencyColorectal cancerMicrosatellite instabilityGermline mismatch repair (MMR) gene mutationsLynch syndrome cancersMismatch repair gene mutationsRepair deficiencyBest diagnostic approachBRAF mutation statusRepair gene mutationsSporadic microsatellite instabilityV600E BRAF mutationLINE-1 methylationSyndrome cancersAmsterdam criteriaLynch syndromeKRAS mutationsTreatment responseBRAF mutationsHigh indexTumor behaviorCarcinogenic pathways