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Study M359

Study name

Zhang JJ 2013

Title

Glutamate normalization with ECT treatment response in major depression

Overall design

To identify treatment-related changes in neurochemical markers implicated in major depressive disorder (MDD), single-voxel proton magnetic resonance spectroscopy (1HMRS) was applied for cross-sectional and longitudinal analysis of anterior cingulate cortex (ACC) glutamate (Glu), choline (Cho) and N-acetyl aspartate (NAA) in patients with (depression group, n = 10), followed prospectively during index treatment, and demographically similar controls (control group, n = 10). Patients were assessed at three time points, prior to their first ECT (baseline) and after their 2nd and 6th ECT sessions, corresponding to approximately 48 hrs and 2 weeks following treatment onset. Metabolite quantification was reported in arbitrary units.

Study Type

Type1;

Type2;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Depression; Depression;

Criteria for depression

DSM-IV-TR diagnosed MDD, HAMD-17 >= 18, MADRS >= 20

Sample size

20

Tissue

Central; Brain; Anterior cingulate cortex;

Platform

MRS; MRS: Siemens 3T Allegra system;

PMID

22565784

DOI

10.1038/mp.2012.46

Citation

Zhang J, Narr KL, Woods RP, et al. Glutamate normalization with ECT treatment response in major depression. Mol Psychiatry 2013;18(3):268-70.

Metabolite

N-Acetyl-L-aspartic acid;

L-Glutamic acid;

Choline-containing compounds;