TryptaminesN,N-DimethyltryptamineCinanserin5-MethoxytryptamineMethysergide5-HydroxytryptophanSerotoninReceptors, SerotoninLysergic Acid Diethylamidep-ChloroamphetamineTranylcypromineSerotonin AntagonistsCatharanthusBufoteninTyramineMonoamine Oxidase InhibitorsIndole AlkaloidsCarbon-Nitrogen LyasesTryptophanRitanserinBiogenic AminesPhenethylaminesArteriovenous AnastomosisKynuramineEchinodermataIndoleacetic AcidsHallucinogensSecologanin Tryptamine AlkaloidsDeaminationKetanserinAminesIndolesSerotonin AgentsReceptor, Serotonin, 5-HT2ASerotonin Receptor AgonistsButanolsMonoamine OxidaseSynaptic MembranesJugular VeinsDeglutitionPhentolamineStereoisomerismDose-Response Relationship, DrugRats, Inbred StrainsGas Chromatography-Mass SpectrometryLevodopaPhosphatidylserinesMesenteric ArteriesFluoxetineVasoconstrictionKineticsPlant RootsMolecular StructureChromatography, LiquidBrainBehavior, AnimalPlant Extracts