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Study M782

Study name

Ironside M 2021

Title

Reductions in rostral anterior cingulate GABA are associated with stress circuitry in females with major depression: a multimodal imaging investigation

Overall design

The aim of this study was to investigate the role of the inhibitory neurotransmitter GABA in stress circuitry in females with current and remitted MDD. Multimodal imaging data were analyzed from 49 young female adults across three groups. Nineteen participants were assessed as having current MDE (MDD group), 15 were fully remitted from at least one prior MDE (rMDD group), and 17 were healthy controls (control group). GABA was assessed at baseline using magnetic resonance spectroscopy in the rostral anterior cingulate cortex and dorsolateral prefrontal cortex. Metabolite quantification was reported relative to brain water concentration.

Study Type

Type1;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Depression; Depression;

Criteria for depression

DSM-5 diagnosed MDD

Sample size

36

Tissue

Central; Brain; Rostral anterior cingulate cortex;

Central; Brain; Dorsolateral prefrontal cortex;

Platform

MRS; MRS: 3 T Siemens MAGNETOM Prisma scanner (Siemens Medical Systems, Iselin, NJ);

PMID

34363015

DOI

10.1038/s41386-021-01127-x

Citation

Ironside M, Moser AD, Holsen LM, et al. Reductions in rostral anterior cingulate GABA are associated with stress circuitry in females with major depression: a multimodal imaging investigation. Neuropsychopharmacology. 2021 Aug 6.

Metabolite

Gamma-Aminobutyric acid;