Satellite Cells, Skeletal MuscleMuscle DevelopmentMyoblastsPAX7 Transcription FactorDNA, SatelliteMusclesMyoblasts, SkeletalMuscle, SkeletalMyoD ProteinSatellite Cells, PerineuronalMuscle Fibers, SkeletalStem CellsCell DifferentiationRegenerationMyogenic Regulatory Factor 5RNA, SatelliteMyogeninMuscle ProteinsCells, CulturedChick EmbryoSatellite CommunicationsGene Expression Regulation, DevelopmentalMyogenic Regulatory FactorsSatellite VirusesCell LineagePaired Box Transcription FactorsCell ProliferationEmbryo, NonmammalianHematopoietic Stem CellsMuscle CellsMice, Inbred C57BLCardiotoxinsMyostatinMesodermCell FusionTranscription FactorsMice, Inbred mdxMuscular AtrophySignal TransductionRNA, MessengerSomitesMice, TransgenicImmunohistochemistryMuscle DenervationMuscle Fibers, Fast-TwitchDrosophila ProteinsHomeodomain ProteinsDrosophilaMuscle, SmoothMuscle, Smooth, VascularReceptors, CholinergicReceptors, NotchMolecular Sequence DataMyocytes, Smooth MuscleMyeloid Progenitor CellsCell DivisionAntigens, CD34Stem Cell TransplantationSatellite ImageryMuscular DiseasesBase SequenceCobra Cardiotoxin ProteinsMuscle ContractionMuscle Fibers, Slow-TwitchCell SeparationCell CountCell LineHypertrophyTime FactorsMice, KnockoutQuailHospitals, SatelliteMuscular DystrophiesBone Marrow CellsSpacecraftOculomotor MusclesGreen Fluorescent Proteins