KynurenineKynurenic Acid3-Hydroxyanthranilic AcidTryptophanKynurenine 3-MonooxygenaseTryptophan OxygenaseQuinolinic AcidXanthurenatesTransaminasesCytokinesIndoleamine-Pyrrole 2,3,-DioxygenaseTryptophan SynthaseTryptophan Hydroxylaseortho-AminobenzoatesExcitatory Amino Acid AntagonistsArylformamidaseAminooxyacetic AcidQuinolinic AcidsGlutamic Acidalpha7 Nicotinic Acetylcholine ReceptorReceptors, Amino AcidNiacinGalantamineQuisqualic AcidBromosuccinimideLyasesSpectrometry, FluorescenceReceptors, GlutamateNootropic AgentsTectum Mesencephali2-Aminoadipate TransaminaseChromatography, High Pressure LiquidPyometraAmino AcidsN-MethylaspartateKineticsRats, WistarPyridoxal PhosphateMedulla OblongataRats, Sprague-DawleyBrainAnthranilate SynthaseStrychnine