Neurotransmitter AgentsSynapsesSynaptic VesiclesSynaptic TransmissionPresynaptic TerminalsNeuromuscular JunctionVesicle-Associated Membrane Protein 1ExocytosisCalcium Channels, P-TypeExcitatory Postsynaptic PotentialsCalcium Channels, Q-TypeCalcium Channels, N-TypeCalciumSynaptosomal-Associated Protein 25Nerve Tissue ProteinsNeuronsrab3A GTP-Binding ProteinSynaptotagminsHippocampusPatch-Clamp TechniquesSNARE Proteinsomega-Agatoxin IVANeuronal PlasticityCalcium ChannelsDecapodiformesomega-Conotoxin GVIAElectric StimulationSynapsinsElectrophysiologyCalcium Channel BlockersSynaptotagmin IEvoked PotentialsGlutamic AcidCells, CulturedMembrane Potentialsgamma-Aminobutyric AcidSynaptic MembranesReceptors, AMPASynaptosomesMice, KnockoutRats, Sprague-DawleyImmunological SynapsesR-SNARE ProteinsSynaptotagmin IISpider VenomsNerve EndingsAcetylcholineAction PotentialsNeural InhibitionReceptors, N-Methyl-D-AspartateExcitatory Amino Acid AntagonistsReceptors, PresynapticDendritesSyntaxin 1Long-Term PotentiationAnimals, NewbornPyridinium CompoundsReceptors, NeurotransmitterVesicular Transport ProteinsCalcium SignalingMotor NeuronsBrainMembrane ProteinsReceptors, GlutamateTime FactorsModels, NeurologicalNeurotransmitter Transport Proteinsomega-ConotoxinsRats, WistarMiniature Postsynaptic PotentialsDopamineQa-SNARE ProteinsVesicular Glutamate Transport Protein 1Synaptic PotentialsVesicle-Associated Membrane Protein 2Tetanus ToxinPyramidal CellsInhibitory Postsynaptic PotentialsReceptors, Metabotropic Glutamate6-Cyano-7-nitroquinoxaline-2,3-dioneCerebellumSynaptophysinAxonsMotor EndplateBotulinum ToxinsInterneuronsNeuropeptidesrab3 GTP-Binding ProteinsDose-Response Relationship, DrugLong-Term Synaptic DepressionTetrodotoxinSerotoninPC12 CellsAstacoideaMolecular Sequence DataNorepinephrinePurkinje CellsGlycineDendritic SpinesAplysia