PhenotypeCell DifferentiationImmunophenotypingMutationCells, CulturedMolecular Sequence DataFlow CytometryMice, Inbred C57BLSignal TransductionCell ProliferationImmunohistochemistryBase SequenceCell LineEpithelial CellsGene Expression RegulationMice, TransgenicRNA, MessengerCell DivisionStem CellsGenotypeCell MovementMice, KnockoutTranscription FactorsNeoplastic Stem CellsAmino Acid SequenceAntigens, CDGene ExpressionGene Expression ProfilingCell Line, TumorT-LymphocytesReverse Transcriptase Polymerase Chain ReactionAntigens, CD24AllelesExtracellular MatrixActinsCell ShapeCell Transformation, NeoplasticLymphocyte ActivationCell SeparationCell Culture TechniquesB-LymphocytesDNA-Binding ProteinsTransfectionT-Lymphocyte SubsetsGene Expression Regulation, DevelopmentalMyocytes, Smooth MuscleMembrane ProteinsCell AdhesionTime FactorsDisease Models, AnimalFibroblastsBlotting, WesternBiological MarkersCD4-Positive T-LymphocytesHomeodomain ProteinsCytokinesGene DeletionImmunologic MemoryCell LineageMice, Inbred BALB CTumor Cells, CulturedCoculture TechniquesEpithelial-Mesenchymal TransitionModels, BiologicalApoptosisAntigens, CD45Down-RegulationPolymerase Chain ReactionEndothelial CellsOligonucleotide Array Sequence AnalysisFluorescent Antibody TechniqueAntigens, CD44CadherinsTranscription, GeneticCell CommunicationNuclear ProteinsGene Expression Regulation, NeoplasticTransforming Growth Factor betaT-Lymphocytes, RegulatoryDendritic CellsPedigreeAntigens, SurfaceDNA PrimersGenetic Complementation TestTissue EngineeringClone CellsCell SurvivalChromosome MappingKeratinsMuscle, Smooth, VascularUp-RegulationCD8-Positive T-LymphocytesBone Marrow CellsCell DedifferentiationPromoter Regions, GeneticMice, Mutant StrainsMicroscopy, FluorescenceCollagenAntigens, CD56Breast Neoplasms