Neuroectodermal Tumors, PrimitiveNeuroectodermal TumorsRhabdomyosarcomaNeuroblastomaRhabdomyosarcoma, EmbryonalNeuroectodermal Tumors, Primitive, PeripheralNeoplasmsNeuroectodermal Tumor, MelanoticSarcoma, EwingMedulloblastomaOrgan TransplantationCerebellar NeoplasmsBrain NeoplasmsSupratentorial NeoplasmsProto-Oncogene Protein c-fli-1RNA-Binding Protein EWSAntineoplastic Combined Chemotherapy ProtocolsTumor Markers, BiologicalPinealomaEpendymomaChromosomes, Human, Pair 22Bone NeoplasmsCell Line, TumorSpinal Cord NeoplasmsRhabdoid TumorSarcoma, Small CellTumor BurdenTumor Necrosis Factor-alphaMaxillary NeoplasmsNeoplasms, Germ Cell and EmbryonalImmunohistochemistryCentral Nervous System NeoplasmsThoracic NeoplasmsTreatment OutcomeNeoplasms, ExperimentalAstrocytomaTomography, X-Ray ComputedAntineoplastic AgentsPrimitive StreakWilms TumorChromosomes, Human, Pair 11Antigens, NeoplasmOncogene Proteins, FusionCombined Modality TherapyIfosfamideFatal OutcomeVincristineAntibodies, MonoclonalCell DivisionNeural PlateTime FactorsOrbital NeoplasmsRNA, MessengerDNA, NeoplasmGenes, Tumor SuppressorGliomaEtoposideReverse Transcriptase Polymerase Chain ReactionTranslocation, GeneticCell DifferentiationTumor Cells, CulturedMagnetic Resonance ImagingTumor Suppressor Protein p53TeratomaNeoplasm ProteinsMolecular Sequence DataCarcinoid TumorCyclophosphamidePolymerase Chain ReactionNeoplasm Recurrence, LocalNeoplasm MetastasisCell Transformation, NeoplasticNeovascularization, PathologicSkull NeoplasmsTumor MicroenvironmentThoracic WallBase SequenceGanglioneuromaDisease ProgressionPeripheral Nervous System NeoplasmsCell ProliferationParaparesisNeuroendocrine TumorsTumor Suppressor ProteinsGene Expression Regulation, NeoplasticNeoplasms, Nerve TissueTransplantation, HeterologousTranscription FactorsCell LineRetinoblastomaSurvival AnalysisSoft Tissue NeoplasmsIn Situ Hybridization, FluorescenceMammary Neoplasms, ExperimentalChromosomes, Human, Pair 17Abdominal NeoplasmsXenograft Model Antitumor AssaysDose-Response Relationship, DrugDoxorubicinImmunoenzyme Techniques