Phase-and disorder-specific differences in peripheral metabolites of the kynurenine pathway in major depression, bipolar affective disorder and schizophrenia. - Brum, Murielle; Nieberler, Matthias; Kehrwald, Christopher; Knopf, Katrin; Brunkhorst-Kanaan, Nathalie; Etyemez, Semra; Allers, Kelly A.; Bittner, Robert A.; Slattery, David A.; McNeill, Rhiannon V.; Reif, Andreas; Kittel-Schneider, Sarah (World Journal of Biological Psychiatry, 2023)