Neuroectodermal Tumors, PrimitiveNeuroectodermal TumorsNeuroectodermal Tumors, Primitive, PeripheralBrain NeoplasmsApudomaNeuroectodermal Tumor, MelanoticMedulloblastomaSarcoma, EwingTumor Markers, BiologicalCerebellar NeoplasmsNeoplasmsSupratentorial NeoplasmsGliomaAstrocytomaEpendymomaProto-Oncogene Protein c-fli-1RNA-Binding Protein EWSRetrospective StudiesPrognosisCell Line, TumorGlioblastomaPinealomaMagnetic Resonance ImagingTumor BurdenTumor Necrosis Factor-alphaRhabdoid TumorBrain ChemistryChromosomes, Human, Pair 22Bone NeoplasmsNeuroblastomaSpinal Cord NeoplasmsImmunohistochemistryMeningiomaBrain InjuriesNeoplasms, Germ Cell and EmbryonalCentral Nervous System NeoplasmsTomography, X-Ray ComputedNeoplasms, ExperimentalSarcoma, Small CellWilms TumorMaxillary NeoplasmsGenes, Tumor SuppressorBrainTumor Suppressor Protein p53Thoracic NeoplasmsGliosarcomaCarcinoid TumorAntigens, NeoplasmTime FactorsRNA, MessengerTreatment OutcomeBrain MappingCombined Modality TherapyTumor Suppressor ProteinsTumor MicroenvironmentMeningeal NeoplasmsFatal OutcomeDNA, NeoplasmNeuroendocrine TumorsNeoplasm ProteinsNeovascularization, PathologicCell DivisionCranial IrradiationChromosomes, Human, Pair 11Cell ProliferationNeoplasm Recurrence, LocalCell Transformation, NeoplasticReverse Transcriptase Polymerase Chain ReactionNeoplasm MetastasisDisease ProgressionVincristinePolymerase Chain ReactionMolecular Sequence DataGene Expression Regulation, NeoplasticTransplantation, HeterologousAntibodies, MonoclonalXenograft Model Antitumor AssaysOncogene Proteins, FusionOrbital NeoplasmsOligodendrogliomaMammary Neoplasms, ExperimentalTeratomaBlood-Brain BarrierImmunoenzyme TechniquesNeural PlateBase SequenceSkull NeoplasmsAdenocarcinomaMice, Inbred C57BLTumor Cells, CulturedSurvival AnalysisSignal TransductionBlotting, WesternAntineoplastic AgentsCell LineIfosfamideRhabdomyosarcomaSensitivity and SpecificitySurvival RateMice, Nude