Cell HypoxiaCell ProliferationAnoxiaHypoxia, BrainCells, CulturedFetal HypoxiaSignal TransductionHypoxia-Inducible Factor 1, alpha SubunitCell Line, TumorApoptosisOxygenCell DivisionCell DifferentiationRNA, MessengerCell CycleCell SurvivalImmunohistochemistryHypoxia-Inducible Factor 1Mice, Inbred C57BLCell LineCell MovementBlotting, WesternBromodeoxyuridineLymphocyte ActivationReverse Transcriptase Polymerase Chain ReactionTime FactorsGene Expression RegulationPhosphorylationRats, Sprague-DawleyTumor Cells, CulturedKi-67 AntigenUp-RegulationRNA, Small InterferingGene Expression Regulation, NeoplasticDown-RegulationMice, KnockoutTranscription FactorsStem CellsFlow CytometryProliferating Cell Nuclear AntigenDose-Response Relationship, DrugT-LymphocytesGene ExpressionMuscle, Smooth, VascularMice, TransgenicTransfectionVascular Endothelial Growth Factor AFibroblastsEpithelial CellsDisease Models, AnimalCell Growth ProcessesAltitudeRNA InterferenceEnzyme InhibitorsMyocytes, Smooth MusclePulmonary ArteryMice, NudeProto-Oncogene Proteins c-aktCell CountMice, Inbred BALB CDNA-Binding ProteinsAnimals, NewbornMolecular Sequence DataCyclin D1Neovascularization, PathologicThymidineRats, WistarEnzyme ActivationModels, BiologicalEndothelial CellsNitroimidazolesNuclear ProteinsCyclin-Dependent Kinase Inhibitor p27Proto-Oncogene ProteinsEndothelium, VascularBase SequenceCell Transformation, NeoplasticHyperplasiaPhenotypeExtracellular Signal-Regulated MAP KinasesGene Knockdown TechniquesChemoreceptor CellsDNAMitogensGene Expression ProfilingHypercapniaEtanidazoleAntineoplastic AgentsTranscription, GeneticProtein-Serine-Threonine KinasesInterleukin-2Cell Cycle ProteinsCell AdhesionMAP Kinase Signaling SystemGene Expression Regulation, DevelopmentalPhosphatidylinositol 3-KinasesNeoplasmsProto-Oncogene Proteins c-mycBreast NeoplasmsRecombinant Proteins