Receptors, MuscarinicPirenzepineMuscarinic AntagonistsReceptor, Muscarinic M3Muscarinic AgonistsReceptor, Muscarinic M1CarbacholReceptor, Muscarinic M4N-MethylscopolamineReceptor, Muscarinic M2Quinuclidinyl BenzilateParasympatholyticsAtropineOxotremorineParasympathomimeticsDiaminesMuscarineGallamine TriethiodideCholinergic AgonistsAcetylcholineScopolamine DerivativesScopolamine HydrobromideBethanecholBenzilatesReceptor, Muscarinic M5DicyclomineMuscle, SmoothCholinergic AgentsPilocarpinePropylbenzilylcholine MustardPiperidinesGuinea PigsRadioligand AssayChromatography, AffinityQuinuclidinesParasympathetic Nervous SystemReceptors, CholinergicBinding, CompetitiveArecolineIleumMuscle ContractionMethacholine CompoundsUrinary BladderCHO CellsKineticsBethanechol CompoundsDose-Response Relationship, DrugGTP-Binding ProteinsCholinesterase InhibitorsCalciumThiadiazolesTropicamideCholinergic AntagonistsPhosphatidylinositolsPhysostigmineCricetinaeAtropine DerivativesDexetimideTracheaAlcuroniumProtein BindingMolecular Sequence DataBinding SitesMethacholine ChlorideCholinergic FibersInositol PhosphatesElectric StimulationAffinity LabelsHexamethonium CompoundsDiphenylacetic AcidsRats, Sprague-DawleyGuanosine 5'-O-(3-Thiotriphosphate)Vagus NerveAmino Acid SequenceAntibody AffinityGTP-Binding Protein alpha Subunits, Gq-G11MyocardiumPhenylpropanolamineUrinary Bladder, OveractiveTrihexyphenidylSalivationType C PhospholipasesElapid VenomsPertussis ToxinBenzodiazepinonesLigandsHeart AtriaAcetylcholinesteraseMecamylamineMembrane PotentialsMandelic AcidsNicotinic AntagonistsNeuronsBenzofuransGlycopyrrolateDioxolanesRats, WistarBronchoconstrictionTritiumAllosteric Regulation