2021
Association of the kynurenine pathway metabolites with clinical, cognitive features and IL-1β levels in patients with schizophrenia spectrum disorder and their siblings
Noyan H, Erdağ E, Tüzün E, Yaylım İ, Küçükhüseyin Ö, Hakan M, Gülöksüz S, Rutten B, Saka M, Atbaşoğlu C, Alptekin K, van Os J, Üçok A. Association of the kynurenine pathway metabolites with clinical, cognitive features and IL-1β levels in patients with schizophrenia spectrum disorder and their siblings. Schizophrenia Research 2021, 229: 27-37. PMID: 33609988, DOI: 10.1016/j.schres.2021.01.014.Peer-Reviewed Original ResearchConceptsSchizophrenia spectrum disordersIL-1β levelsKYNA levelsHigher serum IL-1β levelsSerum IL-1β levelsHigher KYNA levelsTrp-Kyn pathwayKynurenic acid levelsSimilar clinical featuresPathophysiology of schizophreniaManifestations of schizophreniaKYN levelsSerum interleukinClinical featuresInflammatory cytokinesIL-1βClinical dataKynurenine pathwayTRP levelsSpectrum disorderControl groupAdvanced stageLow TrpPathway dysregulationPatients
2015
The impact of electroconvulsive therapy on the tryptophan–kynurenine metabolic pathway
Guloksuz S, Arts B, Walter S, Drukker M, Rodriguez L, Myint A, Schwarz M, Ponds R, van Os J, Kenis G, Rutten B. The impact of electroconvulsive therapy on the tryptophan–kynurenine metabolic pathway. Brain Behavior And Immunity 2015, 48: 48-52. PMID: 25765557, DOI: 10.1016/j.bbi.2015.02.029.Peer-Reviewed Original ResearchConceptsTrp-Kyn pathwayHamilton Depression Rating Scale-17 itemsElectroconvulsive therapyBeck Depression InventoryMechanism of actionKynurenic acidTrp-KynKyn/Trp ratioKYNA/KYN ratioTryptophan-kynurenine metabolic pathwayLast ECT sessionBilateral electroconvulsive therapyKyn/TrpTreatment of depressionMultilevel linear regression analysesKYN metabolitesECT sessionsAntidepressant effectsECT responseBipolar depressionECT treatmentTrp ratioNeuroprotective propertiesKynurenine pathwayNeurotoxic processes