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Study M230

Study name

Michael N 2003b

Title

Metabolic changes after repetitive transcranial magnetic stimulation (rTMS) of the left prefrontal cortex: a sham-controlled proton magnetic resonance spectroscopy (1H MRS) study of healthy brain

Overall design

The aim of this study was to assess metabolic changes by proton magnetic resonance spectroscopy following high-frequency rapid transcranial magnetic stimulation (20 Hz), both immediately after a single session and 24 h after a series of five consecutive sessions. Twelve healthy volunteers were enrolled in a prospective single-blind, randomized study (sham group, n = 5; rTMS group, n = 7). Three brain regions were investigated (right, left dorsolateral prefrontal cortex, left anterior cingulate cortex). Metabolite quantification was reported in institutional units.

Study Type

Type3;

Data available

Unavailable

Organism

Human;

Categories of depression

Healthy individuals; Healthy individuals; Healthy individuals;

Criteria for depression

Not reported

Sample size

12

Tissue

Central; Brain; Anterior cingulate cortex;

Central; Brain; Dorsolateral prefrontal cortex;

Platform

MRS; MRS: 1.5 T MR (Magnetom SP, Siemens, Erlangen, FRG);

PMID

12814378

DOI

10.1046/j.1460-9568.2003.02683.x

Citation

Michael N, Gosling M, Reutemann M, et al. Metabolic changes after repetitive transcranial magnetic stimulation (rTMS) of the left prefrontal cortex: a sham-controlled proton magnetic resonance spectroscopy (1H MRS) study of healthy brain. Eur J Neurosci 2003;17(11):2462-8.

Metabolite

Glutamate and Glutamine;