Brain ChemistrySerotoninTryptophan HydroxylaseSerotonin Plasma Membrane Transport ProteinsHydroxyindoleacetic AcidBrainReceptor, Serotonin, 5-HT1ASerotonin Uptake InhibitorsReceptors, SerotoninN-Methyl-3,4-methylenedioxyamphetamineSerotonin AntagonistsTryptophanFenclonineSerotonin AgentsRaphe NucleiReceptor, Serotonin, 5-HT1BBrain Injuries3,4-MethylenedioxyamphetamineBrain NeoplasmsReceptor, Serotonin, 5-HT2A5-HydroxytryptophanHallucinogensFluoxetineBrain MappingFluvoxamine5,7-DihydroxytryptamineClick ChemistryCitalopramParoxetineDeoxyepinephrineReceptor, Serotonin, 5-HT2CAggressionReceptors, Serotonin, 5-HT2Receptor, Serotonin, 5-HT2BSerotonin Receptor AgonistsChemistry, ClinicalReceptors, Serotonin, 5-HT1Brain StemBehavior, AnimalBrain EdemaSerotonin SyndromeCarbon RadioisotopesSerotonin 5-HT2 Receptor AntagonistsBrain IschemiaMagnetic Resonance ImagingMembrane Transport ProteinsChemistry, OrganicReceptors, Serotonin, 5-HT3AutoradiographyTime FactorsAnalysis of VarianceSerotonin 5-HT2 Receptor AgonistsNeuronsBrain AbscessSerotonin 5-HT1 Receptor AgonistsReceptors, Serotonin, 5-HT4Positron-Emission TomographySerotonin 5-HT1 Receptor AntagonistsRats, Sprague-DawleyCerebral Cortex