Cell ProliferationCell Line, TumorCell DivisionTumor Cells, CulturedSignal TransductionApoptosisCells, CulturedTumor Markers, BiologicalCell CycleNeoplasms, ExperimentalCell SurvivalTumor BurdenRNA, MessengerImmunohistochemistryTumor Necrosis Factor-alphaCell LineMice, NudeCell MovementCell DifferentiationGene Expression Regulation, NeoplasticNeoplasmsMice, Inbred C57BLTumor Suppressor Protein p53Blotting, WesternReverse Transcriptase Polymerase Chain ReactionMice, Inbred BALB CNeovascularization, PathologicTransfectionFlow CytometryNeoplasm TransplantationTumor Suppressor ProteinsRNA, Small InterferingAntineoplastic AgentsXenograft Model Antitumor AssaysNeoplasm MetastasisNeoplasm ProteinsCell Transformation, NeoplasticCell Growth ProcessesBromodeoxyuridinePhosphorylationBreast NeoplasmsTransplantation, HeterologousTime FactorsMammary Neoplasms, ExperimentalKi-67 AntigenDown-RegulationDose-Response Relationship, DrugGenes, Tumor SuppressorLymphocyte ActivationColonic NeoplasmsBrain NeoplasmsAdenocarcinomaMolecular Sequence DataGene ExpressionMice, TransgenicUp-RegulationCarcinoma, Ehrlich TumorAntigens, NeoplasmProliferating Cell Nuclear AntigenT-LymphocytesWilms TumorMice, KnockoutAntibodies, MonoclonalMice, SCIDTumor MicroenvironmentFibroblastsEpithelial CellsMutationBase SequenceGene Expression RegulationTranscription FactorsRNA InterferenceLiver NeoplasmsFibrosarcomaCell AdhesionCarcinoid TumorNeoplastic Cells, CirculatingDisease Models, AnimalProto-Oncogene ProteinsGliomaCyclin D1Proto-Oncogene Proteins c-aktDNA-Binding ProteinsLung NeoplasmsDNA, NeoplasmOvarian NeoplasmsPhenotypeGene Expression ProfilingMelanoma, ExperimentalEnzyme InhibitorsNeuroendocrine TumorsEnzyme ActivationNeoplasm InvasivenessModels, BiologicalCell CountSkin NeoplasmsThymidineStem CellsPancreatic NeoplasmsRecombinant Proteins