Wakefulness-Promoting AgentsReceptors, Adrenergic, alpha-2Muscle, SkeletalMusclesMuscle Fibers, SkeletalMuscle ProteinsMuscle ContractionInterleukin 1 Receptor Antagonist ProteinMuscle, SmoothMuscle DevelopmentMuscle, Smooth, VascularNeurokinin-1 Receptor AntagonistsRats, Sprague-DawleyMuscle Fibers, Fast-TwitchMitochondria, MuscleDose-Response Relationship, DrugMuscle Fibers, Slow-TwitchRats, WistarPurinergic P1 Receptor AntagonistsMuscle DenervationSatellite Cells, Skeletal MuscleMuscle FatigueRabbitsHistamine H2 AntagonistsPiperidinesSerotonin 5-HT3 Receptor AntagonistsExcitatory Amino Acid AntagonistsCalciumMuscular AtrophyAngiotensin Receptor AntagonistsTime FactorsCells, CulturedDopamine AntagonistsRNA, MessengerHormone AntagonistsSerotonin 5-HT2 Receptor AntagonistsAdenosine A2 Receptor AntagonistsElectric StimulationSignal TransductionMuscular DiseasesMice, Inbred C57BLAdenosine A1 Receptor AntagonistsPurinergic P2 Receptor AntagonistsMuscle RelaxationKineticsNarcotic AntagonistsMuscle CellsHistamine H1 AntagonistsMolecular Sequence DataHindlimbMuscarinic AntagonistsIsometric ContractionGene Expression RegulationReceptors, EndothelinMyocytes, Smooth MuscleAdrenergic alpha-1 Receptor AntagonistsReceptors, Adrenergic, alphaMyofibrilsMyoblastsQuadriceps MuscleGABA-A Receptor AntagonistsGlycogenSerotonin AntagonistsSialoglycoproteinsGuinea PigsHistamine AntagonistsGABA AntagonistsInsulinMyocardiumMice, KnockoutDisease Models, AnimalMuscle WeaknessReceptor, Endothelin AMuscle, StriatedReceptors, Serotoninalpha 1-AntitrypsinOculomotor MusclesAdrenergic alpha-AntagonistsMyosin Heavy ChainsLeukotriene AntagonistsMyoblasts, SkeletalBase SequenceNicotinic AntagonistsGene ExpressionReceptors, N-Methyl-D-AspartatePhosphorylationAmino Acid SequenceGlucoseNeck MusclesPyridinesSerotonin 5-HT1 Receptor AntagonistsAdenosine TriphosphateDizocilpine MaleateReceptors, Interleukin-1Muscle SpindlesAdrenergic alpha-2 Receptor AntagonistsBiphenyl CompoundsCell LineIndolesRadioligand Assay