Satellite Cells, Skeletal MuscleMyoblastsCell DifferentiationPAX7 Transcription FactorDNA, SatelliteMyoblasts, SkeletalSatellite Cells, PerineuronalMuscle DevelopmentMyoD ProteinStem CellsMuscle, SkeletalRegenerationCells, CulturedRNA, SatelliteMyogeninMuscle Fibers, SkeletalCell LineageCell ProliferationCell DivisionGene Expression Regulation, DevelopmentalSatellite CommunicationsMyogenic Regulatory Factor 5Cell LineTranscription FactorsHematopoietic Stem CellsMusclesSignal TransductionSatellite VirusesMice, Inbred C57BLRNA, MessengerGene Expression RegulationMolecular Sequence DataBase SequenceKeratinocytesMice, TransgenicEpidermisImmunohistochemistryDNA-Binding ProteinsMice, KnockoutHomeodomain ProteinsMyogenic Regulatory FactorsMyostatinCardiotoxinsCell FusionCell CycleBone Marrow CellsPhenotypeMuscle ProteinsMyeloid Progenitor CellsCell SeparationTranscription, GeneticGene ExpressionCell CountFlow CytometryReverse Transcriptase Polymerase Chain ReactionAntigens, CD34Time FactorsMice, Inbred mdxEmbryonic Stem CellsMyoblasts, CardiacErythroid Precursor CellsTransfectionPaired Box Transcription FactorsBromodeoxyuridineChick EmbryoTrans-ActivatorsTretinoinApoptosisBasic Helix-Loop-Helix Transcription FactorsIn Situ HybridizationBlotting, WesternReceptors, NotchHematopoiesisCell Culture TechniquesEmbryo, MammalianPromoter Regions, GeneticDown-RegulationNeuronsNeural Stem CellsFluorescent Antibody TechniqueLeukemia, Erythroblastic, AcuteNerve Tissue ProteinsMutationAmino Acid SequenceMembrane ProteinsCell NucleusColony-Forming Units AssayRepressor ProteinsAnimals, NewbornIntermediate Filament ProteinsNuclear ProteinsErythropoiesisModels, BiologicalMuscular AtrophyUp-RegulationSatellite ImageryCell SurvivalCobra Cardiotoxin ProteinsHypertrophyGene Expression Profiling