ParvalbuminsCorpus StriatumNeuronsRana catesbeianaMuscle ProteinsMusclesNeostriatumCalciumHuntington DiseaseDopamineReceptors, Dopamine D1Receptors, Dopamine D2Neurons, AfferentAmino AcidsQuinolinic AcidMotor NeuronsDopamine and cAMP-Regulated Phosphoprotein 32Nerve Tissue ProteinsAction Potentials2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineOxidopamineSubstantia NigraRats, Sprague-DawleyCerebral CortexBasal GangliaDopamine AntagonistsEnkephalinsDopamine AgonistsSalicylamidesTyrosine 3-MonooxygenaseCells, CulturedSynaptic Transmissiongamma-Aminobutyric AcidInterneuronsBehavior, AnimalCaudate NucleusGlutamic AcidDopaminergic NeuronsSynapsesLevodopaPatch-Clamp TechniquesRats, WistarReceptors, N-Methyl-D-AspartateElectrophysiologyMice, TransgenicBenzazepinesNerve DegenerationElectric StimulationBrainDopamine Agents