Brain Stem NeoplasmsBrain StemBrain NeoplasmsBrain ChemistryStem CellsBrain InjuriesGliomaBrain MappingBrainMagnetic Resonance ImagingAstrocytomaGlioblastomaTumor Markers, BiologicalMedulloblastomaCell Line, TumorBrain EdemaMeningiomaNeoplasmsNeoplastic Stem CellsImmunohistochemistryNeoplasms, ExperimentalTumor Necrosis Factor-alphaTumor BurdenNeuronsPancreatic NeoplasmsBrain IschemiaBlood-Brain BarrierCerebellar NeoplasmsTime FactorsGliosarcomaEpendymomaEvoked Potentials, Auditory, Brain StemMeningeal NeoplasmsBrain Stem InfarctionsStem Cell TransplantationHematopoietic Stem CellsMice, Inbred C57BLBrain AbscessPlant StemsCell ProliferationDisease Models, AnimalRNA, MessengerGenes, Tumor SuppressorSkin NeoplasmsWilms TumorOligodendrogliomaTissue DistributionTumor Suppressor Protein p53Kidney NeoplasmsAdult Stem CellsSignal TransductionCerebral CortexTomography, X-Ray ComputedNeoplasm ProteinsCarcinoid TumorCells, CulturedTumor Suppressor ProteinsDNA, NeoplasmNeoplasm MetastasisRats, Inbred F344Neuroendocrine TumorsMolecular Sequence DataNeoplasms, Multiple PrimaryNeoplasm TransplantationTransplantation, HeterologousAntigens, NeoplasmMice, TransgenicTumor MicroenvironmentNeovascularization, PathologicImage Processing, Computer-AssistedNeuroectodermal Tumors, Primitive