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Study M308

Study name

Sozeri-Varma G 2013

Title

Neurochemical metabolites in prefrontal cortex in patients with mild/moderate levels in first-episode depression

Overall design

The aim of this study is to investigate neurochemical metabolite levels in the prefrontal cortex (PFC) of patients with mild/moderate major depressive disorder (MDD). Patients with mild MDD (mild depression group, MDD with HAMD-17 <= 15, n = 21), patients with moderate MDD (moderate depression group, MDD with HAMD-17 > 15, n = 18), and matched control subjects (control group, n = 16) participated in the study. Patients had had their first episode. They had not taken treatment. Levels of N-acetyl aspartate (NAA), choline-containing compounds (Cho), and creatine-containing compounds (Cr) were measured using proton magnetic resonance spectroscopy (1H-MRS) at 1.5 T, with an 8-cm3 single voxel placed in the right PFC. Metabolite quantification was reported in absolute concentrations.

Study Type

Type1;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Depression; Depression;

Criteria for depression

DSM-IV diagnosed MDD

Sample size

55

Tissue

Central; Brain; Prefrontal cortex;

Platform

MRS; MRS: 1.5 Tesla magnetic resonance scanner (GE Medical Systems, Milwaukee, WI, USA);

PMID

23976854

DOI

10.2147/NDT.S42627

Citation

Sozeri-Varma G, Kalkan-Oguzhanoglu N, Efe M, et al. Neurochemical metabolites in prefrontal cortex in patients with mild/moderate levels in first-episode depression. Neuropsychiatr Dis Treat 2013;9:1053-9.

Metabolite

N-Acetyl aspartate/(Creatine and Phosphocreatine) ratio;