BungarotoxinsAcetylcholineReceptors, NicotinicReceptors, Cholinergicalpha7 Nicotinic Acetylcholine ReceptorTorpedoNicotinic AntagonistsNicotinic AgonistsReceptors, MuscarinicNicotineElectric OrganMyasthenia GravisCarbacholNeuromuscular JunctionTubocurarineConotoxinsMuscarinic AntagonistsAconitineReceptor, Muscarinic M1Receptor, Muscarinic M3Cobra Neurotoxin ProteinsAzocinesReceptor, Muscarinic M2MusclesCholinergic AgentsAgrinMecamylamineMuscarinic AgonistsDose-Response Relationship, DrugBicyclo Compounds, HeterocyclicQuinuclidinyl BenzilateDihydro-beta-ErythroidineQuinolizinesAtropineVesicular Acetylcholine Transport ProteinsN-MethylscopolamineCholinergic AgonistsMotor EndplateAmphibian VenomsReceptor, Muscarinic M4Rats, Sprague-DawleyXenopus laevisNeuronsCholinergic AntagonistsPyridinesElectrophorusOxotremorineMuscle DenervationMyasthenic Syndromes, CongenitalBinding, CompetitiveReceptor AggregationSynaptic MembranesParasympathomimeticsCholinesterase InhibitorsAcetylcholinesteraseParasympatholyticsMembrane PotentialsProtein SubunitsPhysostigmineRadioligand AssayGallamine TriethiodideCholineIon ChannelsPiperidinesAmino Acid SequencePatch-Clamp TechniquesMolecular Sequence DataDecamethonium CompoundsCells, CulturedExcitatory Amino Acid AntagonistsKineticsOocytesSynaptic TransmissionElectrophysiologyBinding SitesDimethylphenylpiperazinium IodideReceptor, Muscarinic M5PirenzepineCalciumDopamine AntagonistsLigandsHormone AntagonistsAzetidinesCell LineElectric StimulationRats, WistarXenopusGuinea PigsAnabasineGanglia, ParasympatheticQuinuclidinesNeurokinin-1 Receptor AntagonistsGABA AntagonistsCell MembraneGanglionic StimulantsHexamethoniumBenzylidene CompoundsMacromolecular SubstancesNarcotic AntagonistsCurare