Tumor MicroenvironmentCellular MicroenvironmentCell Line, TumorTumor BurdenTumor Markers, BiologicalTumor Necrosis Factor-alphaNeoplasms, ExperimentalNeovascularization, PathologicStromal CellsNeoplasmsWilms TumorCell ProliferationGenes, Tumor SuppressorBrain NeoplasmsNeoplasm MetastasisTumor Suppressor Protein p53Carcinoid TumorMammary Neoplasms, ExperimentalTransplantation, HeterologousMice, Inbred C57BLSignal TransductionNeuroendocrine TumorsTumor Suppressor ProteinsMice, Inbred BALB CMice, SCIDXenograft Model Antitumor AssaysCell MovementAdenocarcinomaCell Transformation, NeoplasticMice, NudeDisease ProgressionCells, CulturedCell DivisionGene Expression Regulation, NeoplasticCoculture TechniquesReverse Transcriptase Polymerase Chain ReactionImmunohistochemistryAntigens, NeoplasmNeoplasm ProteinsCell DifferentiationRNA, MessengerCell SurvivalNeoplasm TransplantationMelanoma, ExperimentalFlow CytometryOvarian NeoplasmsCell HypoxiaBreast NeoplasmsMice, TransgenicCell CommunicationGliomaColonic NeoplasmsSkin NeoplasmsBone NeoplasmsLymphocytes, Tumor-InfiltratingLiver NeoplasmsGastrointestinal Stromal TumorsStem Cell NicheCell LineGene Expression ProfilingPancreatic NeoplasmsTime FactorsExtracellular MatrixModels, BiologicalFibrosarcomaDisease Models, AnimalMammary Neoplasms, AnimalKidney NeoplasmsAntibodies, MonoclonalNeoplastic Stem CellsCytokinesFibroblastsGlioblastomaBone Marrow CellsImmunotherapyBlotting, WesternBone MarrowCarcinoma, Squamous CellCell AdhesionNeoplasm StagingAntineoplastic AgentsApoptosisCarcinoma, Ehrlich TumorMutationDNA, NeoplasmPhenotypeMice, KnockoutMacrophagesT-LymphocytesSarcoma, ExperimentalUp-RegulationCell Growth ProcessesAngiogenesis InhibitorsTransfectionGene ExpressionEpithelial CellsCarcinoma, Lewis LungTreatment OutcomeImmunoenzyme TechniquesCancer Vaccines