BungarotoxinsAcetylcholineReceptors, NicotinicReceptors, Cholinergicalpha7 Nicotinic Acetylcholine ReceptorTorpedoNicotinic AntagonistsNicotinic AgonistsReceptors, MuscarinicNicotineElectric OrganMyasthenia GravisNeuromuscular JunctionCarbacholTubocurarineConotoxinsReceptor, Muscarinic M1AconitineReceptor, Muscarinic M3Receptor, Muscarinic M2Cobra Neurotoxin ProteinsAzocinesMusclesAgrinCholinergic AgentsMuscarinic AgonistsMecamylamineQuinuclidinyl BenzilateBicyclo Compounds, HeterocyclicDihydro-beta-ErythroidineMuscarinic AntagonistsQuinolizinesVesicular Acetylcholine Transport ProteinsN-MethylscopolamineCholinergic AgonistsMotor EndplateReceptor, Muscarinic M4AtropineAmphibian VenomsElectrophorusXenopus laevisMuscle DenervationMyasthenic Syndromes, CongenitalOxotremorineDose-Response Relationship, DrugReceptor AggregationSynaptic MembranesMolecular Sequence DataNeuronsAcetylcholinesteraseProtein SubunitsCholinesterase InhibitorsCholinergic AntagonistsAmino Acid SequenceCholineParasympathomimeticsIon ChannelsPhysostigminePyridinesReceptor, Muscarinic M5Gallamine TriethiodideParasympatholyticsDecamethonium CompoundsOocytesMembrane PotentialsDimethylphenylpiperazinium IodidePatch-Clamp TechniquesBinding, CompetitiveKineticsAzetidinesBinding SitesPirenzepineElectrophysiologyRadioligand AssaySynaptic TransmissionCells, CulturedAnabasineRats, Sprague-DawleyXenopusGanglia, ParasympatheticCell LineMacromolecular SubstancesMyasthenia Gravis, Autoimmune, ExperimentalGanglionic StimulantsLigandsCurareCalciumSnakesCell MembraneCholine O-AcetyltransferaseBenzylidene CompoundsGalantamineAlkaloidsProadifenHexamethoniumSynapsesChick EmbryoAllosteric RegulationElectric StimulationIon Channel Gating