alpha7 Nicotinic Acetylcholine ReceptorNicotinic AgonistsReceptors, NicotinicNicotinic AntagonistsBicyclo CompoundsNicotineMecamylamineBicyclo Compounds, HeterocyclicAzocinesBenzylidene CompoundsAconitineIsoxazolesPyridinesCholineAcetylcholineDose-Response Relationship, DrugRats, Sprague-DawleyDopamine AgonistsConotoxinsGABA AgonistsBungarotoxinsQuinolizinesMuscarinic AgonistsPurinergic P1 Receptor AgonistsCholinergic AgonistsDihydro-beta-ErythroidineAdrenergic AgonistsAdrenergic alpha-2 Receptor AgonistsSerotonin 5-HT2 Receptor AgonistsTorpedoSerotonin 5-HT1 Receptor AgonistsHistamine AgonistsPurinergic P2 Receptor AgonistsRadioligand AssayAdrenergic beta-AgonistsGABA-A Receptor AgonistsCholinergic AgentsAdenosine A1 Receptor AgonistsLigandsAnabasineAdrenergic alpha-AgonistsAdrenergic alpha-1 Receptor AgonistsAzetidinesExcitatory Amino Acid AgonistsCells, CulturedNeuronsCannabinoid Receptor AgonistsAdrenergic beta-3 Receptor AgonistsProtein SubunitsBenzazepinesReceptors, Opioid, muCalciumAdenosine A3 Receptor AgonistsCarbacholReceptors, Opioid, kappaPatch-Clamp TechniquesBinding, CompetitiveRats, WistarMice, Inbred C57BLGABA-B Receptor AgonistsReceptors, Opioid, deltaQuinoxalinesSerotonin 5-HT4 Receptor AgonistsSignal TransductionDopaminePyrrolidinesDimethylphenylpiperazinium IodidePiperidinesCyclic AMPXenopus laevisCell LineReceptors, Dopamine D2AlkaloidsElectrophysiologyEnkephalin, Ala(2)-MePhe(4)-Gly(5)-IsoproterenolPurinergic AgonistsBinding SitesAdenosineDrug InteractionsProtein BindingReceptors, OpioidReceptors, MuscarinicAdrenergic beta-1 Receptor AgonistsSerotonin AntagonistsBehavior, AnimalAzabicyclo CompoundsMice, KnockoutOocytesStructure-Activity RelationshipCobra Neurotoxin ProteinsMembrane PotentialsGalantamineMolecular Sequence DataSynaptic TransmissionCalcium Channel AgonistsQuinuclidinesAmino Acid SequenceReceptors, Adrenergic, beta-2Hippocampus