MyofibrilsSarcomeresConnectinTroponin CTroponinRabbitsMuscle ProteinsMusclesAdenosine TriphosphatasesMyocardiumReceptors, Cytoplasmic and NuclearActininCalciumPsoas MusclesMyosinsDesminMuscle, SkeletalMyosin SubfragmentsMicroscopy, ElectronPostmortem ChangesActinsTropomyosinTropomodulinChickensPentanonesActomyosinTroponin IMuscle DevelopmentChick EmbryoCapZ Actin Capping ProteinHeartCa(2+) Mg(2+)-ATPaseTissuesMuscle Fibers, SkeletalFluorescent Antibody TechniqueMyocardial ContractionActin CytoskeletonStrontiumMicroscopy, Phase-ContrastFlight, AnimalDiacetylCalpainMuscle Fibers, Fast-TwitchSarcolemmaCardiomyopathy, Hypertrophic, FamilialIsometric ContractionElectrophoresis, Polyacrylamide GelVinculin