Tumor Suppressor Protein p53Tumor Suppressor ProteinsGenes, Tumor SuppressorVon Hippel-Lindau Tumor Suppressor ProteinCell HypoxiaTumor Suppressor Protein p14ARFRetinoblastoma ProteinCell Line, TumorProto-Oncogene Proteins c-mdm2Molecular Sequence DataMutationNuclear ProteinsProtein BindingApoptosisGenes, p53Cell LineUbiquitin-Protein LigasesAnoxiaGene Expression Regulation, NeoplasticDNA-Binding ProteinsTranscription FactorsNeurofibromin 2Adenomatous Polyposis Coli ProteinCell CycleTransfectionAmino Acid SequenceSignal TransductionTumor Cells, CulturedBase SequenceProto-Oncogene ProteinsCell Cycle ProteinsProteasome Endopeptidase ComplexCyclin-Dependent Kinase Inhibitor p16Promoter Regions, GeneticGenes, SuppressorPTEN PhosphohydrolasePhosphorylationCyclin-Dependent Kinase Inhibitor p21RNA, MessengerCell ProliferationCell Transformation, NeoplasticHypoxia-Inducible Factor 1, alpha SubunitLigasesTranscription, GeneticDNA DamageBlotting, WesternDown-RegulationNeoplasmsCell DivisionNeoplasm ProteinsProteinsProtein Structure, TertiaryCyclinsRepressor ProteinsTranscriptional ActivationUbiquitinCells, CulturedE2F Transcription FactorsTumor Markers, BiologicalGene Expression RegulationHeLa CellsBinding SitesRNA InterferenceCarrier ProteinsGene SilencingRNA, Small InterferingReverse Transcriptase Polymerase Chain ReactionFibroblastsProtein-Serine-Threonine KinasesRecombinant Fusion ProteinsE2F1 Transcription FactorSuppressor of Cytokine Signaling ProteinsCell NucleusUbiquitinationOncogene Proteins, ViralGene DeletionKidney NeoplasmsDNA MethylationSuppression, GeneticModels, BiologicalTranscription Factor DP1Loss of HeterozygosityPapillomavirus E7 ProteinsTrans-ActivatorsUbiquitinsHypoxia-Inducible Factor 1ImmunohistochemistryTumor BurdenDNA PrimersMembrane ProteinsWT1 ProteinsTumor Necrosis Factor-alphaRetinoblastoma-Binding Protein 1Mice, KnockoutRecombinant ProteinsBreast NeoplasmsRetinoblastoma-Like Protein p107Mice, NudeG1 PhaseTime Factors