Purkinje CellsPurkinje FibersCerebellumCerebellar CortexMice, Neurologic MutantsDendritesCerebellar NucleiOlivary NucleusAction PotentialsCalbindinsNerve FibersAtaxiaS100 Calcium Binding Protein GCerebellar AtaxiaSynapsesSpinocerebellar AtaxiasHeart Conduction SystemCalcium Channels, P-TypeNerve Tissue ProteinsPatch-Clamp TechniquesCerebellar DiseasesElectric StimulationAnimals, NewbornExcitatory Amino Acid Transporter 4HarmalineNerve DegenerationNeuronsLong-Term Synaptic DepressionSpinocerebellar DegenerationsMembrane PotentialsExcitatory Postsynaptic PotentialsSerine-Type D-Ala-D-Ala CarboxypeptidaseElectrophysiologyAxonsSynaptic TransmissionNeural InhibitionRotarod Performance TestReflex, Vestibulo-OcularCalcium Channels, Q-TypeCalciumReceptors, Metabotropic GlutamateMice, Inbred C57BLMice, TransgenicReceptors, GlutamateNeuronal PlasticityDogsNAV1.6 Voltage-Gated Sodium ChannelImmunohistochemistryCalbindin 1Models, NeurologicalConditioning, EyelidTetrodotoxinExcitatory Amino Acid AntagonistsCalcium Channels, N-TypeMice, KnockoutEvoked PotentialsCalcium ChannelsRats, Sprague-DawleyCell CountBrainInositol 1,4,5-Trisphosphate ReceptorsOrgan Culture TechniquesTime FactorsAfferent PathwaysRats, WistarMice, Mutant StrainsShaw Potassium ChannelsInterneuronsgamma-Aminobutyric AcidBlinkingMicroelectrodesStrophanthidin6-Cyano-7-nitroquinoxaline-2,3-dioneIn Situ HybridizationPyridazinesGlutamic AcidEssential TremorGABA AntagonistsPresynaptic TerminalsElectric ConductivityPhosphinic AcidsVestibular Nerveomega-Agatoxin IVAReceptors, AMPANeurogliaSodium