PhotonsTumor Markers, BiologicalTumor BurdenTumor Necrosis Factor-alphaCell Line, TumorTomography, Emission-Computed, Single-PhotonWilms TumorNeoplasms, ExperimentalGenes, Tumor SuppressorCarcinoid TumorTumor Suppressor Protein p53Brain NeoplasmsNeuroendocrine TumorsTumor Suppressor ProteinsTime FactorsTumor MicroenvironmentMammary Neoplasms, ExperimentalSensitivity and SpecificityNeovascularization, PathologicNeoplasm MetastasisAdenocarcinomaTreatment OutcomeTransplantation, HeterologousRadiopharmaceuticalsMice, Inbred BALB CTomography, X-Ray ComputedCell ProliferationNeoplasmsGastrointestinal Stromal TumorsXenograft Model Antitumor AssaysMice, Inbred C57BLRadiometryAntigens, NeoplasmLiver NeoplasmsReproducibility of ResultsPhantoms, ImagingMagnetic Resonance ImagingGliomaNeoplasm ProteinsNeoplasm StagingColonic NeoplasmsCell DivisionKidney NeoplasmsRNA, MessengerPositron-Emission TomographySignal TransductionAntibodies, MonoclonalElementary ParticlesCell Transformation, NeoplasticCarcinoma, Ehrlich TumorFibrosarcomaMice, SCIDOvarian NeoplasmsSkin NeoplasmsReverse Transcriptase Polymerase Chain ReactionRetrospective StudiesDNA, NeoplasmRadiation DosageCell LinePancreatic NeoplasmsEquipment DesignMutationDisease ProgressionMice, NudeCarcinoma, Squamous CellScattering, RadiationLightMolecular Sequence DataMonte Carlo MethodImmunohistochemistrySarcoma, ExperimentalRadiotherapy DosageCell SurvivalCombined Modality TherapyBreast NeoplasmsMelanoma, ExperimentalPolymerase Chain ReactionScintillation CountingNeoplasm Recurrence, LocalBone NeoplasmsOrganotechnetium CompoundsImage Processing, Computer-AssistedRhabdoid TumorDisease Models, AnimalGlioblastomaTomography, Emission-ComputedGranulosa Cell TumorModels, BiologicalBase SequenceMice, TransgenicMicroscopy, Fluorescence, MultiphotonFlow CytometryFollow-Up StudiesCells, CulturedTissue DistributionDiagnostic ImagingRadiotherapy Planning, Computer-AssistedMeningiomaMammary Neoplasms, AnimalSurvival Analysis