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Study M818

Study name

Ait Tayeb AEK 2021

Title

Plasma acetyl-L-carnitine and L-carnitine in major depressive episodes: a case-control study before and after treatment

Overall design

The aims of the current study were to compare the plasma levels of L-carnitine and acetyl-L-carnitine, and the L-carnitine/acetyl-L-carnitine ratio in patients with a current major depressive episode and healthy controls, and to assess their changes after antidepressant treatment. L-Carnitine and acetyl-L-carnitine levels and the carnitine/acetyl-L-carnitine ratio were measured in 460 patients with a major depressive episode in a context of major depressive disorder (MDD group) and in 893 healthy controls (control group). Depressed patients were reassessed after 3 and 6 months of antidepressant treatment for biology and clinical outcome.

Study Type

Type1;

Type2;

Type4;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Depression; Depression;

Criteria for depression

DSM-IV-TR-diagnosed major depressive disorder, HAMD-17 >= 18

Sample size

1353

Tissue

Peripheral; Blood; Plasma;

Platform

MS-based; LC-MS: ACQUITY UPLC I Class system (Waters Corporation, Milford, MA, USA) with API 4000 Q-TRAP mass spectrometer (AB Sciex, Darmstadt, Germany);

PMID

35115069

DOI

10.1017/S003329172100413X

Citation

Ait Tayeb AEK, Colle R, El-Asmar K, et al. Plasma acetyl-L-carnitine and L-carnitine in major depressive episodes: a case-control study before and after treatment. Psychological Medicine. 2021 Oct 14:1-10.

Metabolite

L-Acetylcarnitine;

L-Carnitine;

L-Carnitine/Acetyl-L-carnitine ratio;