Receptors, CholinergicAcetylcholineBungarotoxinsReceptors, Nicotinicalpha7 Nicotinic Acetylcholine ReceptorTorpedoNicotinic AntagonistsNicotinic AgonistsReceptors, MuscarinicElectric OrganNicotineMyasthenia GravisNeuromuscular JunctionCarbacholTubocurarineVesicular Acetylcholine Transport ProteinsConotoxinsReceptor, Muscarinic M1Cholinergic AgentsAconitineReceptor, Muscarinic M2MusclesReceptor, Muscarinic M3Cobra Neurotoxin ProteinsAzocinesAgrinMuscarinic AgonistsMecamylamineAtropineMuscarinic AntagonistsQuinuclidinyl BenzilateDihydro-beta-ErythroidineBicyclo Compounds, HeterocyclicMotor EndplateQuinolizinesCholinergic AgonistsN-MethylscopolaminePhysostigmineAmphibian VenomsAcetylcholinesteraseCholinesterase InhibitorsReceptor, Muscarinic M4CholineElectrophorusMuscle DenervationOxotremorineDose-Response Relationship, DrugParasympathomimeticsXenopus laevisMyasthenic Syndromes, CongenitalSynaptic MembranesCholinergic AntagonistsReceptor AggregationParasympatholyticsNeuronsMembrane PotentialsDecamethonium CompoundsGallamine TriethiodideIon ChannelsProtein SubunitsDimethylphenylpiperazinium IodideCholine O-AcetyltransferaseReceptor, Muscarinic M5OocytesPyridinesSynaptic TransmissionVasodilationPatch-Clamp TechniquesAmino Acid SequenceElectrophysiologyKineticsPirenzepineMolecular Sequence DataVasodilator AgentsGanglia, ParasympatheticAzetidinesBinding SitesHexamethonium CompoundsCurareBinding, CompetitiveParasympathetic Nervous SystemElectric StimulationAnabasineCalciumRats, Sprague-DawleyXenopusCholinergic FibersCells, CulturedSnakesGanglionic StimulantsHexamethoniumNitroprussideScopolamine HydrobromideMacromolecular SubstancesGuinea PigsMyasthenia Gravis, Autoimmune, ExperimentalGalantamineMuscle ContractionNeostigmineProadifen