Neoplasm MicrometastasisBone Marrow NeoplasmsLymphatic MetastasisSentinel Lymph Node BiopsyNeoplasm MetastasisLymph NodesKeratinsTumor Markers, BiologicalNeoplasm StagingBreast NeoplasmsImmunohistochemistrySensitivity and SpecificityPrognosisKeratin-20Lung NeoplasmsCell Line, TumorFrozen SectionsReverse Transcriptase Polymerase Chain ReactionAdenocarcinomaStomach NeoplasmsNeoplastic Cells, CirculatingHematoxylinLiver NeoplasmsNeoplasmsTumor BurdenNeoplasm InvasivenessPancreatic NeoplasmsKeratin-19Mammaglobin BNeoplasm Recurrence, LocalMice, NudeSurvival AnalysisNeoplasms, ExperimentalNeoplasm TransplantationRetrospective StudiesTransplantation, HeterologousAxillaSkin NeoplasmsTumor Necrosis Factor-alphaRNA, MessengerNeoplasms, Multiple PrimaryCarcinoembryonic AntigenCarcinomaKidney NeoplasmsDNA, NeoplasmImmunoenzyme TechniquesLymph Node ExcisionGenes, Tumor SuppressorColorectal NeoplasmsSurvival RateBile Duct NeoplasmsTime FactorsAntibodies, MonoclonalWilms TumorPolymerase Chain ReactionMammary Neoplasms, ExperimentalPredictive Value of TestsNeoplasm ProteinsDisease ProgressionBone NeoplasmsCarcinoma, Squamous CellCarcinoid TumorTreatment OutcomeTumor Suppressor Protein p53MelanomaNeuroendocrine TumorsOvarian NeoplasmsBrain Neoplasms