Cell CycleCell Line, TumorCell Cycle ProteinsTumor Cells, CulturedT-Lymphocytes, CytotoxicCell DivisionCell Cycle CheckpointsCell ProliferationApoptosisNeoplasms, ExperimentalTumor Suppressor Protein p53Tumor Markers, BiologicalCell LineCell SurvivalG1 PhaseTumor Necrosis Factor-alphaTumor BurdenNeoplasmsAntineoplastic AgentsCytotoxicity, ImmunologicTumor Suppressor ProteinsFlow CytometryMitosisSignal TransductionS PhaseRNA, MessengerMolecular Sequence DataCyclinsMice, Inbred BALB CMice, NudeCells, CulturedNeoplasm TransplantationTime FactorsNeoplasm MetastasisNeoplasm ProteinsGenes, Tumor SuppressorGene Expression Regulation, NeoplasticAntigens, NeoplasmMammary Neoplasms, ExperimentalMice, Inbred C57BLTransfectionBrain NeoplasmsXenograft Model Antitumor AssaysCarcinoma, Ehrlich TumorMutationG2 PhaseAdenocarcinomaBreast NeoplasmsBlotting, WesternCyclin-Dependent Kinase Inhibitor p21PhosphorylationColonic NeoplasmsTransplantation, HeterologousImmunohistochemistryRetinoblastoma ProteinWilms TumorReverse Transcriptase Polymerase Chain ReactionBase SequenceNeovascularization, PathologicFibrosarcomaDNA-Binding ProteinsCyclin-Dependent Kinase Inhibitor p27Tumor MicroenvironmentMenstrual CycleAntibodies, MonoclonalCell Transformation, NeoplasticDose-Response Relationship, DrugProtein-Serine-Threonine KinasesDNA DamageNeoplastic Cells, CirculatingDNA, NeoplasmAmino Acid SequenceCarcinoid TumorDown-RegulationMice, SCIDG2 Phase Cell Cycle CheckpointsDrug Screening Assays, AntitumorModels, BiologicalTranscription FactorsMelanoma, ExperimentalHeLa CellsRNA, Small InterferingSarcoma, ExperimentalCyclin D1Ovarian NeoplasmsNeuroendocrine TumorsLung NeoplasmsCell DifferentiationGene ExpressionGliomaCell NucleusTranscription, GeneticFibroblastsLiver NeoplasmsG0 PhaseGene Expression ProfilingCell MovementDNAG1 Phase Cell Cycle CheckpointsCytotoxicity Tests, Immunologic