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Study M172

Study name

Veen C 2016

Title

Tryptophan pathway alterations in the postpartum period and in acute postpartum psychosis and depression

Overall design

The aim of this study was to investigate alterations in tryptophan breakdown in the physiological postpartum period compared to patients with severe postpartum mood disorders. In this study, 29 patients with affective psychosis, 23 patients with severe depression, 52 matched healthy postpartum women and 29 healthy non-postpartum women were recruited. Analyzes of serum tryptophan metabolites were performed using LC-MS/MS system for tryptophan, kynurenine, 3-hydroxykynurenine, kynurenic acid and 5-hydroxyindoleacetic acid. Serum tryptophan metabolites were compared between the severe postpartum depression (postpartum depression group; n = 23), the healthy postpartum control group for the postpartum depression (postpartum group; n= 29), and the healthy nonpostpartum group (control group; n= 29).

Study Type

Type1;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Postpartum depression; Postpartum depression;

Criteria for depression

DSM-IV-TR diagnosed depression

Sample size

81

Tissue

Peripheral; Blood; Serum;

Platform

MS-based; LC-MS: Waters Acquity UPLC separations module with Xevo TQ MS triple-quadrupole mass spectrometer (Waters Corp., Milford, MA, U.S.);

PMID

26454336

DOI

10.1016/j.jad.2015.09.064

Citation

Veen C, Myint AM, Burgerhout KM, et al. Tryptophan pathway alterations in the postpartum period and in acute postpartum psychosis and depression. J Affect Disord 2016;189:298-305.

Metabolite

L-Kynurenine;

Kynurenine/Tryptophan ratio;