HemangioendotheliomaNeoplasms, Vascular TissueVascular NeoplasmsHemangiosarcomaHemangioendothelioma, EpithelioidHemangiomaHemangioma, CapillaryHemangiopericytomaHemangioma, CavernousGranuloma, PyogenicVascular MalformationsHemangioblastomaSarcoma, KaposiAngiofibromaAngiomatosisSplenic NeoplasmsNeoplasm Regression, SpontaneousNeovascularization, Pathologicvon Hippel-Lindau DiseaseTumor Markers, BiologicalEndothelium, LymphaticAntigens, CD31Skin NeoplasmsLiver NeoplasmsTumor BurdenTumor Necrosis Factor-alphaVon Hippel-Lindau Tumor Suppressor ProteinImmunohistochemistryTomography, X-Ray ComputedCell Line, TumorNeoplasmsVascular Endothelial Growth Factor AAngiogenesis InhibitorsMice, NudeHerpesvirus 8, HumanWilms TumorEndothelium, VascularBiopsyNeoplasms, ExperimentalGenes, Tumor SuppressorCarcinoid TumorMagnetic Resonance ImagingTumor Suppressor Protein p53Neuroendocrine TumorsTumor Suppressor ProteinsBrain NeoplasmsTumor MicroenvironmentMammary Neoplasms, ExperimentalNeoplasm MetastasisAdenocarcinomaTransplantation, HeterologousGastrointestinal Stromal TumorsXenograft Model Antitumor AssaysCell ProliferationMice, Inbred BALB CAntigens, NeoplasmNeoplasm ProteinsColonic NeoplasmsCell DivisionCarcinoma, Ehrlich TumorFibrosarcomaKidney NeoplasmsCell Transformation, NeoplasticMice, Inbred C57BLRNA, MessengerOvarian NeoplasmsGliomaNeoplasm StagingDNA, NeoplasmMice, SCIDSarcoma, ExperimentalSignal TransductionReverse Transcriptase Polymerase Chain ReactionPancreatic NeoplasmsRhabdoid TumorMelanoma, ExperimentalCarcinoma, Squamous CellGranulosa Cell TumorTime FactorsAntibodies, MonoclonalDisease ProgressionMutationCell LineMammary Neoplasms, AnimalTreatment OutcomeBone NeoplasmsGlioblastomaNeoplasm Recurrence, LocalPhyllodes TumorCell SurvivalReceptors, Tumor Necrosis Factor, Type ITransfectionTumor Stem Cell AssayBreast NeoplasmsBlotting, WesternGene Expression Regulation, NeoplasticDisease Models, AnimalMice, TransgenicNeuroectodermal Tumors, PrimitiveAstrocytoma