Cell HypoxiaCell Line, TumorHypoxia-Inducible Factor 1, alpha SubunitHypoxia-Inducible Factor 1AnoxiaNeovascularization, PathologicTumor Cells, CulturedAngiogenesis InhibitorsVascular Endothelial Growth Factor ATumor Markers, BiologicalNeoplasms, ExperimentalResponse ElementsTumor BurdenNeovascularization, PhysiologicRNA, MessengerTumor Necrosis Factor-alphaAngiogenesis Inducing AgentsNeoplasmsOxygenSignal TransductionTranscription FactorsCell ProliferationMice, NudeGene Expression Regulation, NeoplasticAryl Hydrocarbon Receptor Nuclear TranslocatorCell LineNeoplasm MetastasisReverse Transcriptase Polymerase Chain ReactionNeoplasm TransplantationHypoxia-Inducible Factor-Proline DioxygenasesCells, CulturedCell DivisionMammary Neoplasms, ExperimentalPromoter Regions, GeneticTumor Suppressor Protein p53TransfectionTransplantation, HeterologousBrain NeoplasmsXenograft Model Antitumor AssaysGene Expression RegulationBlotting, WesternCarcinoma, Ehrlich TumorCobaltEndothelial Growth FactorsMice, Inbred BALB CBasic Helix-Loop-Helix Transcription FactorsTumor MicroenvironmentVascular Endothelial Growth FactorsCell MovementWilms TumorGenes, Tumor SuppressorImmunohistochemistryDNA-Binding ProteinsMice, Inbred C57BLUp-RegulationApoptosisAntigens, NeoplasmAdenocarcinomaLymphokinesEndothelial CellsNeoplastic Cells, CirculatingFibrosarcomaRNA, Small InterferingNeoplasm ProteinsCell SurvivalProcollagen-Proline DioxygenaseAntineoplastic AgentsCarcinoid TumorTumor Suppressor ProteinsColonic NeoplasmsBreast NeoplasmsMice, SCIDMelanoma, ExperimentalMolecular Sequence DataNeuroendocrine TumorsBase SequenceNuclear ProteinsTime FactorsGliomaVon Hippel-Lindau Tumor Suppressor ProteinAntibodies, MonoclonalCell Transformation, NeoplasticSarcoma, ExperimentalEndothelium, VascularGene Expression ProfilingOvarian NeoplasmsTranscription, GeneticLiver NeoplasmsDNA, NeoplasmLung NeoplasmsDisease Models, AnimalFlow CytometryKidney NeoplasmsDeferoxamineHypoxia, BrainSkin NeoplasmsGlioblastomaPancreatic NeoplasmsCarcinoma, Squamous CellDisease Progression