Adenomatous Polyposis Coli ProteinAdenomatous Polyposis ColiAdenomatous PolypsGenes, APCbeta CateninCytoskeletal ProteinsColorectal NeoplasmsColonic PolypsGlycogen Synthase Kinase 3MicrotubulesAdenomaColonoscopyIntestinal PolypsAxin ProteinIntestinal PolyposisEscherichia coli ProteinsFibromatosis, AggressiveIntestinal NeoplasmsColonic NeoplasmsMutationTrans-ActivatorsGardner SyndromeCase-Control StudiesPolypsGerm-Line MutationWnt ProteinsSulindacLoss of HeterozygosityEscherichia coliFibromatosis, AbdominalMicrosatellite RepeatsChromosomes, Human, Pair 5Duodenal NeoplasmsColonTCF Transcription FactorsDNA Mutational AnalysisIntestinal MucosaProctocolectomy, RestorativeColorectal Neoplasms, Hereditary NonpolyposisDNA, Neoplasm