MedulloblastomaCerebellar NeoplasmsNeoplasms, Germ Cell and EmbryonalBeckwith-Wiedemann SyndromeNeuroectodermal Tumors, PrimitiveHepatoblastomaQuassinsNeuropilWilms TumorBrain NeoplasmsCentral Nervous System NeoplasmsChromosomes, Human, Pair 11NeuroblastomaRhabdomyosarcomaInsulin-Like Growth Factor IIGenomic ImprintingCell Line, TumorTumor Markers, BiologicalHedgehog ProteinsTumor BurdenTumor Necrosis Factor-alphaInfratentorial NeoplasmsGenes, Tumor SuppressorCranial IrradiationTumor Suppressor Protein p53Neoplasms, ExperimentalCell ProliferationTransplantation, HeterologousTumor Suppressor ProteinsCerebellumAnaplasiaEpendymomaCarcinoid TumorXenograft Model Antitumor AssaysSignal TransductionGene Expression Regulation, NeoplasticMice, NudeCombined Modality TherapyNeoplasm MetastasisNeuroendocrine TumorsRhabdoid TumorReverse Transcriptase Polymerase Chain ReactionTumor MicroenvironmentGliomaImmunohistochemistryAstrocytomaNeoplasm ProteinsBasal Cell Nevus SyndromeCell Transformation, NeoplasticMammary Neoplasms, ExperimentalCranial Fossa, PosteriorRNA, MessengerVeratrum AlkaloidsGene Expression ProfilingNeovascularization, PathologicNeoplasm Recurrence, LocalCell DivisionBlotting, WesternChromosomes, Human, Pair 17Mice, Inbred BALB CAntineoplastic AgentsAntigens, NeoplasmMice, TransgenicNeoplasm TransplantationAdenocarcinomaDNA, NeoplasmNeuroectodermal TumorsNeoplasmsMice, SCIDMice, Inbred C57BLSurvival AnalysisGastrointestinal Stromal TumorsCell Growth ProcessesApoptosisPrognosisProto-Oncogene Proteins c-mycReceptors, Cell SurfaceMutationRadiotherapy DosageMeningeal NeoplasmsTime Factors