Tumor Markers, BiologicalCA-19-9 AntigenCarcinoembryonic AntigenAntigens, Tumor-Associated, CarbohydrateCA-125 AntigenTissue Polypeptide AntigenGenetic MarkersBiological Markersalpha-FetoproteinsSensitivity and SpecificityKeratin-19Antigens, NeoplasmMucin-1Cell Line, TumorTumor Necrosis Factor-alphaTumor BurdenNeoplasm StagingPrognosisTesticular NeoplasmsAdenocarcinomaCarcinoid TumorLiver NeoplasmsOvarian NeoplasmsNeoplasms, Germ Cell and EmbryonalPancreatic NeoplasmsNeoplasmsNeuroendocrine TumorsImmunohistochemistryTumor Suppressor Protein p53Wilms TumorBreast NeoplasmsNeoplasm MetastasisPhosphopyruvate HydratasePredictive Value of TestsROC CurveGenes, Tumor SuppressorBrain NeoplasmsNeoplasms, ExperimentalNeoplasm ProteinsReverse Transcriptase Polymerase Chain ReactionKeratinsTomography, X-Ray ComputedRetrospective StudiesReproducibility of ResultsCarcinoma, Squamous CellLung NeoplasmsRNA, MessengerImmunoenzyme TechniquesTreatment OutcomeNeoplasm Recurrence, LocalPolymerase Chain ReactionTime FactorsTumor Suppressor ProteinsEpididymal Secretory ProteinsDisease ProgressionDiagnostic ErrorsCarcinoma, HepatocellularAntibodies, MonoclonalNeovascularization, PathologicTumor MicroenvironmentEnzyme-Linked Immunosorbent AssayGastrointestinal NeoplasmsColonic NeoplasmsDiagnostic ImagingCell ProliferationSeminomaMammary Neoplasms, ExperimentalDNA, NeoplasmGene Expression Regulation, NeoplasticGene Expression ProfilingDiagnostic Tests, RoutineFollow-Up StudiesMolecular Sequence DataBone NeoplasmsSurvival RateThoracic NeoplasmsKidney NeoplasmsMice, Inbred BALB CSurvival AnalysisGerminomaMutationDiagnostic Techniques and ProceduresLymphatic MetastasisCell Transformation, NeoplasticChorionic Gonadotropin, beta Subunit, HumanTransplantation, HeterologousProspective StudiesImmunoradiometric AssayChromogranin ASerpinsChorionic GonadotropinCase-Control StudiesStomach NeoplasmsGranulosa Cell TumorNeoplastic Cells, CirculatingUrinary Bladder NeoplasmsPositron-Emission TomographyCell DivisionBase SequenceGastrointestinal Stromal Tumors