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Study M180

Study name

Ogawa S 2018

Title

Plasma amino acid profile in major depressive disorder: analyses in two independent case-control sample sets

Overall design

The aim of this study was to determine plasma levels of amino acids and related molecules in two independent case-control sample sets taking demographic, clinical variables, and multiple comparisons into account. Whether plasma amino acids levels were related to clinical variables, such as psychotropic drug doses and major depressive disorder (MDD) symptoms, was also examined. In total, 511 subjects were recruited. Sample set A consisted of 164 patients with MDD and 217 healthy controls. Sample set B consisted of 65 patients (51 dMDD; 14 in remission) and 65 controls. Plasma amino acid levels were measured using high-performance liquid chromatography for set A and liquid chromatography/mass spectrometry for set B. Plasma amino acid levels of set B (dMDD group and control group) were compared.

Study Type

Type1;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Depression; Depression;

Criteria for depression

DSM-IV diagnosed MDD

Sample size

116

Tissue

Peripheral; Blood; Plasma;

Platform

MS-based; LC-MS: LC-MS (SRL Co. Inc. Tokyo, Japan);

PMID

28950111

DOI

10.1016/j.jpsychires.2017.09.014

Citation

Ogawa S, Koga N, Hattori K, et al. Plasma amino acid profile in major depressive disorder: analyses in two independent case-control sample sets. J Psychiatr Res 2017;96:23-32.

Metabolite

L-Glutamic acid;

L-Methionine;

Ethanolamine;