Gene AmplificationStomach NeoplasmsPrognosisIn Situ Hybridization, FluorescenceGenes, erbB-2Nucleic Acid Amplification TechniquesGene Expression Regulation, NeoplasticReceptor, erbB-2Tumor Markers, BiologicalAdenocarcinomaGastrectomyImmunohistochemistryBreast NeoplasmsCell Line, TumorPolymerase Chain ReactionNeoplasm StagingNeoplasm InvasivenessGene DosageSurvival AnalysisSurvival RateDNA, NeoplasmLung NeoplasmsReverse Transcriptase Polymerase Chain ReactionBase SequenceTissue Array AnalysisNeoplasm MetastasisRetrospective StudiesRNA, MessengerNeoplasm ProteinsKaplan-Meier EstimateLymphatic MetastasisMutationAntineoplastic AgentsMolecular Sequence DataCarcinomaFollow-Up StudiesDisease ProgressionReceptor, Epidermal Growth FactorPhosphonoacetic AcidHelicobacter pyloriGene Expression ProfilingMice, NudeEarly Detection of CancerTreatment OutcomeDisease-Free SurvivalGenes, mycGastric MucosaCarcinoma, Squamous CellSensitivity and SpecificityTumor Cells, CulturedEsophageal NeoplasmsOvarian NeoplasmsDrug ResistanceHelicobacter InfectionsDrug Resistance, NeoplasmAntineoplastic Combined Chemotherapy ProtocolsDihydroorotaseCell ProliferationNeoplasm Recurrence, LocalMultivariate AnalysisTetrahydrofolate DehydrogenaseChromosomes, Human, Pair 17Blotting, SouthernDNA PrimersRisk FactorsTumor Suppressor Protein p53NeoplasmsOligonucleotide Array Sequence AnalysisImmunoenzyme TechniquesTime FactorsProstatic NeoplasmsPredictive Value of TestsDNA MethylationBlotting, WesternProspective StudiesProto-Oncogene ProteinsRNA, NeoplasmChromosome AberrationsLiver NeoplasmsCarcinoma, Signet Ring CellFluorouracilColonic NeoplasmsOncogenesApoptosisRNA, Small InterferingGene ExpressionGenotypeMethotrexateCell Transformation, NeoplasticCarcinoma, Non-Small-Cell LungColorectal NeoplasmsPancreatic NeoplasmsPrecancerous ConditionsNucleic Acid HybridizationReceptors, EstrogenNeuroblastomaParaffin EmbeddingGenetic Predisposition to DiseaseDNA Mutational AnalysisXenograft Model Antitumor Assays