AutoreceptorsReceptors, Serotonin, 5-HT1Receptor, Serotonin, 5-HT1AReceptors, SerotoninSerotonin Receptor AgonistsReceptor, Serotonin, 5-HT1BReceptor, Serotonin, 5-HT2A8-Hydroxy-2-(di-n-propylamino)tetralinSerotonin AntagonistsRaphe NucleiSerotoninSerotonin 5-HT1 Receptor AgonistsReceptors, Serotonin, 5-HT3Dopamine AntagonistsSerotonin 5-HT1 Receptor AntagonistsReceptors, Dopamine D2Muscarinic AntagonistsRats, Sprague-DawleyDose-Response Relationship, DrugPiperidinesExcitatory Amino Acid AntagonistsSerotonin 5-HT2 Receptor AntagonistsPurinergic P2 Receptor AntagonistsReceptor, Serotonin, 5-HT2CAdrenergic alpha-2 Receptor AntagonistsReceptors, Histamine H3Radioligand AssayPiperazinesGABA AntagonistsSulpirideReceptors, Dopamine D3DopamineAdrenergic alpha-AntagonistsNicotinic AntagonistsPyridinesElectric StimulationSerotonin 5-HT3 Receptor AntagonistsQuinpirolePirenzepineNeurokinin-1 Receptor AntagonistsRats, WistarGuinea PigsNarcotic AntagonistsReceptors, Adrenergic, alpha-2Dopamine AgonistsReceptors, MuscarinicNeuronsGABA-B Receptor AntagonistsHistamine H2 AntagonistsReceptors, DopamineReceptor, Muscarinic M2GABA-A Receptor AntagonistsHormone AntagonistsParasympatholyticsQuinoxalinesGABA-B Receptor AgonistsHistamine AntagonistsBinding, CompetitiveSerotonin 5-HT2 Receptor AgonistsReceptors, N-Methyl-D-AspartateMedial Forebrain BundleSerotonin Uptake InhibitorsPurinergic P1 Receptor AntagonistsPresynaptic TerminalsMicrodialysisAdrenergic alpha-1 Receptor AntagonistsReceptors, PresynapticHT29 CellsReceptor, Serotonin, 5-HT2BApomorphinePiperoxanGallamine TriethiodideReceptor, Serotonin, 5-HT1DBaclofenNorepinephrineDrug InteractionsPrazosinSerotonergic NeuronsSynaptic TransmissionAdrenergic alpha-AgonistsClonidineExcitatory Amino Acid AgonistsAcetylcholineInterleukin 1 Receptor Antagonist ProteinFluoxetineHippocampusGlutamic AcidIndolesBehavior, AnimalSpiro CompoundsElectrophysiologyLysergic Acid DiethylamideReceptors, GABA-BBrainBuspironePindololSaguinusGlycineHistamine H1 AntagonistsXanthines