Receptors, Purinergic P2Receptors, Purinergic P2X7Purinergic P2X Receptor AntagonistsPurinergic P2X Receptor AgonistsReceptors, Purinergic P2XSynaptic TransmissionReceptors, Purinergic P2X3Receptors, Purinergic P2Y2Receptors, Purinergic P2X4Receptors, Purinergic P2Y1Purinergic P2 Receptor AntagonistsReceptors, PurinergicPurinergic P2Y Receptor AgonistsReceptors, Purinergic P2YReceptors, Purinergic P2X2Purinergic P2 Receptor AgonistsPurinergic AntagonistsPurinergic AgonistsAdenosine TriphosphateReceptors, Purinergic P2Y12Receptors, Purinergic P2X5Receptors, Purinergic P2X1Excitatory Postsynaptic PotentialsSynapsesUridine TriphosphateSuraminPyridoxal PhosphateNeuronsPatch-Clamp TechniquesHippocampusRats, Sprague-DawleyCalciumElectric StimulationPresynaptic TerminalsGlutamic AcidNeural InhibitionCalcium SignalingReceptors, AMPANeuronal PlasticityPurinergic P2Y Receptor AntagonistsCells, CulturedLong-Term PotentiationExcitatory Amino Acid AntagonistsNeurotransmitter AgentsDisease Transmission, InfectiousReceptors, Purinergic P1ElectrophysiologyRats, Wistargamma-Aminobutyric AcidAction PotentialsInhibitory Postsynaptic PotentialsReceptors, N-Methyl-D-AspartatePurinergic AgentsInfectious Disease Transmission, VerticalEvoked PotentialsNeuromuscular Junction6-Cyano-7-nitroquinoxaline-2,3-dioneSignal TransductionSynaptic VesiclesMice, Inbred C57BLPurinergic P1 Receptor AgonistsMembrane PotentialsMice, KnockoutReceptors, GlutamatePurinergic P1 Receptor AntagonistsApyraseMicroscopy, Electron, TransmissionAdenosine DiphosphateExcitatory Amino Acid AgonistsGABA AntagonistsPyramidal CellsAnimals, NewbornReceptors, Metabotropic Glutamate2-Amino-5-phosphonovalerateAdenosineMiniature Postsynaptic PotentialsTetrodotoxinSynaptic Potentialsalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidReceptors, GABA-ABicucullineTime FactorsInterneuronsLong-Term Synaptic DepressionOrgan Culture TechniquesReceptors, PresynapticNerve Tissue ProteinsCA1 Region, HippocampalReceptors, Kainic AcidReceptor, Adenosine A1Calcium ChannelsSpinal CordInterleukin-1betaPicrotoxinMotor NeuronsCalcium Channels, N-TypeBrain StemDose-Response Relationship, DrugCell LineQuinoxalines