Receptors, MuscarinicReceptors, NicotinicNicotinic AntagonistsMuscarinic AntagonistsNicotinic Agonistsalpha7 Nicotinic Acetylcholine ReceptorAcetylcholineReceptor, Muscarinic M1Receptor, Muscarinic M3Muscarinic AgonistsReceptors, CholinergicCarbacholMecamylamineBungarotoxinsNicotineN-MethylscopolamineQuinuclidinyl BenzilateReceptor, Muscarinic M4Receptor, Muscarinic M2TorpedoAzocinesAconitineCholinergic AgonistsAtropineDihydro-beta-ErythroidineParasympathomimeticsOxotremorinePirenzepineCholinergic AgentsQuinolizinesParasympatholyticsBicyclo Compounds, HeterocyclicConotoxinsDimethylphenylpiperazinium IodideReceptor, Muscarinic M5Gallamine TriethiodideBenzylidene CompoundsScopolamine DerivativesTubocurarinePropylbenzilylcholine MustardDose-Response Relationship, DrugScopolamine HydrobromideMuscarineCholinergic AntagonistsPyridinesHexamethoniumElectric OrganGanglionic StimulantsQuinuclidinesRadioligand AssayRats, Sprague-DawleyNeuronsDiaminesCobra Neurotoxin ProteinsChlorisondamineArecolineBenzilatesBinding, CompetitivePiperidinesAzetidinesMyasthenia GravisMembrane PotentialsPatch-Clamp TechniquesPhysostigmineCholinesterase InhibitorsPilocarpineThiadiazolesXenopus laevisNeuromuscular JunctionCalciumElectrophysiologyCHO CellsHexamethonium CompoundsSynaptic TransmissionVesicular Acetylcholine Transport ProteinsAlkaloidsLigandsMolecular Sequence DataAllosteric RegulationAmino Acid SequenceGlycopyrrolateAlcuroniumAllosteric SiteMusclesCricetinaeDexetimideErabutoxinsOocytesProtein SubunitsKineticsGTP-Binding ProteinsGalantamineCells, CulturedAmphibian VenomsCell LineBinding SitesElectric StimulationBrainRats, WistarGuinea Pigs