Doping in SportsAlaninePerformance-Enhancing SubstancesMusclesAthletic PerformancePhysical EnduranceAnabolic AgentsMuscle, SkeletalEphedrineCarnosineSportsSports MedicineCreatineMuscle ProteinsMuscle, SmoothBicyclingDietary SupplementsMuscle Fibers, SkeletalMuscle, Smooth, VascularCaffeineMuscle DevelopmentMuscle ContractionAlanine TransaminaseExerciseAlanine RacemaseInterleukin-1betaMuscle FatigueOxygen ConsumptionMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchMyocytes, Smooth MuscleMitochondria, MuscleNeck MusclesOculomotor Musclesbeta 2-MicroglobulinMuscle, StriatedMuscle RelaxationMuscle SpindlesMolecular Sequence DataRespiratory MusclesPapillary MusclesMuscle WeaknessAlanine DehydrogenaseCells, CulturedReceptors, Adrenergic, betaAbdominal MusclesMuscle CellsAmino Acid SequenceQuadriceps MuscleIntegrin beta3Masseter MuscleKineticsFacial MusclesRNA, MessengerMasticatory MusclesTime FactorsIntercostal MusclesBase SequenceElectromyographyMuscular AtrophyTransforming Growth Factor betaIsometric ContractionSatellite Cells, Skeletal MuscleSignal TransductionRabbitsCell LineMutationPectoralis MusclesMutagenesis, Site-DirectedPhosphorylationBinding SitesMuscular DiseasesCalciumAmino AcidsRats, Sprague-DawleyGene Expression RegulationRecombinant ProteinsMice, Inbred C57BLPsoas MusclesHindlimbElectric StimulationMyofibrilsRats, WistarModels, BiologicalTemporal MuscleIntegrin alpha5beta1LiverDose-Response Relationship, DrugIntegrin beta4Myosin Heavy ChainsActinsAmino Acid SubstitutionModels, MolecularGene ExpressionBiomechanical PhenomenaAspartate AminotransferasesIntegrin beta ChainsGlycogenIntegrin alpha6beta4