GlutamineGlutamate-Ammonia LigaseGlutaminaseAmmoniaMethionine SulfoximineDiazooxonorleucineCritical IllnessCost of IllnessGlutamatesGlutamic AcidSeverity of Illness IndexAmino AcidsNitrogenGlutamate SynthaseNitrogen IsotopesKetoglutaric AcidsGlutamate DehydrogenaseMental DisordersAmidophosphoribosyltransferaseAlanineMolecular Sequence DataIllness BehaviorNitrogenous Group TransferasesAspartic AcidKineticsAmino Acid SequenceGlutamine-Fructose-6-Phosphate Transaminase (Isomerizing)TransaminasesAsparagineEscherichia coliAmino Acid Transport Systems, NeutralQuaternary Ammonium CompoundsRNA, Transfer, GlnGlucoseAzaserineCitric Acid CycleAnthranilate SynthaseHyperammonemiaAmino Acid Transport System ASCUreaMutationChronic DiseaseEnteral NutritionAmmonium ChlorideOrnithineArginineParenteral Nutrition, TotalTime FactorsLeucineCarbon-Nitrogen LigasesBase SequenceMagnetic Resonance SpectroscopyInfluenza, HumanCarbon IsotopesFoodborne DiseasesSick RoleLiverRespiratory Tract InfectionsParenteral NutritionBiological TransportFeverUnited StatesInfant, NewbornMentally Ill PersonsHistidine Ammonia-LyaseCitrullinebeta-AlanineAmino Acid Transport System ATransglutaminasesMutagenesis, Site-DirectedBipolar DisorderAminooxyacetic AcidPII Nitrogen Regulatory ProteinsCarbamoyl-Phosphate Synthase (Glutamine-Hydrolyzing)QuestionnairesHydrogen-Ion Concentration