SerotoninMicrodialysisSerotonin Plasma Membrane Transport ProteinsReceptors, Serotonin, 5-HT1Serotonin Uptake Inhibitors8-Hydroxy-2-(di-n-propylamino)tetralinSerotonin AntagonistsSerotonin Receptor AgonistsExtracellular SpaceRaphe NucleiReceptors, SerotoninReceptor, Serotonin, 5-HT2AReceptor, Serotonin, 5-HT1AReceptor, Serotonin, 5-HT2CReceptor, Serotonin, 5-HT2BReceptors, Serotonin, 5-HT2Serotonin AgentsReceptor, Serotonin, 5-HT1BSerotonin SyndromeSerotonin 5-HT2 Receptor AntagonistsReceptors, Serotonin, 5-HT3Serotonin 5-HT2 Receptor AgonistsTryptophan HydroxylaseSerotonin 5-HT1 Receptor AgonistsReceptors, Serotonin, 5-HT4Serotonin 5-HT1 Receptor AntagonistsHydroxyindoleacetic AcidFluoxetineCitalopramSerotonergic NeuronsKetanserin5-HydroxytryptophanParoxetineMethysergideFenclonineReceptor, Serotonin, 5-HT1D5,7-DihydroxytryptamineBiogenic MonoaminesSerotonin 5-HT3 Receptor AntagonistsAntidepressive AgentsFenfluramineCinanserinDopamineAntidepressive Agents, Second-GenerationN-Methyl-3,4-methylenedioxyamphetamineFluvoxamineMembrane Transport ProteinsTryptaminesMonoamine OxidaseAmphetaminesBrainAntidepressive Agents, TricyclicCyproheptadineLysergic Acid DiethylamideBehavior, AnimalRats, Sprague-DawleyTryptophanBiogenic AminesSertralineBlood PlateletsImipramineClomipraminePiperazinesDose-Response Relationship, DrugNorepinephrine Plasma Membrane Transport ProteinsOctopamineMethiothepinp-ChloroamphetamineMonoamine Oxidase InhibitorsRitanserinNeuronsAdrenergic Uptake InhibitorsBuspironeSerotonin 5-HT4 Receptor AntagonistsSerotonin 5-HT3 Receptor AgonistsNerve Tissue ProteinsNorepinephrineNeurotransmitter AgentsSerotonin 5-HT4 Receptor AgonistsEnterochromaffin CellsBrain ChemistryCyclohexanolsMetergoline