Satellite Cells, Skeletal MusclePAX7 Transcription FactorMuscle DevelopmentSatellite Cells, PerineuronalRegenerationMuscle, SkeletalDNA, SatelliteMyoD ProteinMuscle Fibers, SkeletalMyoblastsMyogenic Regulatory Factor 5Cell DifferentiationMusclesRNA, SatelliteMyogeninStem CellsCells, CulturedMice, Inbred mdxCell LineageCell ProliferationSatellite CommunicationsPaired Box Transcription FactorsSatellite VirusesDesminMice, Inbred C57BLMyoblasts, SkeletalCell SeparationCell DivisionMuscle ProteinsHepatocyte Growth FactorSignal TransductionCardiotoxinsMyostatinImmunohistochemistryRNA, MessengerMuscular AtrophyGene Expression RegulationAgingMice, TransgenicMuscle DenervationMuscle Fibers, Fast-TwitchMuscle, SmoothSatellite ImageryUp-RegulationMuscular DiseasesMuscle ContractionCobra Cardiotoxin ProteinsMuscle, Smooth, VascularMyogenic Regulatory FactorsHospitals, SatelliteMuscle Fibers, Slow-TwitchHypertrophySpacecraftOculomotor MusclesHematopoietic Stem CellsMuscle CellsMuscular DystrophiesCucumber Mosaic Virus SatelliteInsulin-Like Growth Factor IMuscular Dystrophy, AnimalPectoralis Muscles