AdenocarcinomaBarrett EsophagusEsophageal NeoplasmsStomach NeoplasmsCardiaEsophagusPrecancerous ConditionsMetaplasiaEsophagoscopyGastroesophageal RefluxEsophagectomyGastrectomyGene Expression Regulation, NeoplasticTumor Markers, BiologicalPrognosisCell Line, TumorNeoplasm StagingCarcinoma, Squamous CellDuodenogastric RefluxEsophagogastric JunctionImmunohistochemistryDisease ProgressionLung NeoplasmsPancreatic NeoplasmsNeoplasm InvasivenessAdenocarcinoma, MucinousRisk FactorsEsophagitis, PepticHelicobacter pyloriCase-Control StudiesHelicobacter InfectionsReverse Transcriptase Polymerase Chain ReactionSurvival RateDNA, NeoplasmLymphatic MetastasisMice, NudeSurvival AnalysisTissue Array AnalysisGastric MucosaKaplan-Meier EstimateRetrospective StudiesColonic NeoplasmsAntineoplastic AgentsNeoplasm ProteinsEarly Detection of CancerAdenocarcinoma, PapillaryLoss of HeterozygosityIncidenceRNA, MessengerCell ProliferationDNA MethylationCarcinoma, Signet Ring CellFetuin-BGenetic Predisposition to DiseaseGene Expression ProfilingCarcinoma, Pancreatic DuctalFollow-Up StudiesNeoplasm MetastasisTumor Cells, CulturedCell Transformation, NeoplasticCyclooxygenase 2ApoptosisBiopsyOdds RatioGene AmplificationTreatment OutcomeOligonucleotide Array Sequence AnalysisProstatic NeoplasmsCisplatinBlotting, WesternImmunoenzyme TechniquesAdenocarcinoma, Bronchiolo-AlveolarRNA, Small InterferingChemotherapy, AdjuvantCombined Modality TherapyPolymerase Chain ReactionProspective StudiesEndoscopy, Digestive SystemFluorouracilEsophagitisTumor Suppressor Protein p53Ovarian NeoplasmsGenotypeAntineoplastic Combined Chemotherapy ProtocolsStomachGastroscopySmokingDisease-Free SurvivalPolymorphism, GeneticXenograft Model Antitumor AssaysRisk AssessmentMicroRNAsMultivariate AnalysisMucous MembraneCarcinomaUp-RegulationRiskReceptor, erbB-2CadherinsNeoadjuvant Therapy