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Study M587

Study name

Ahmed AT 2020

Title

Acylcarnitine metabolomic profiles inform clinically-defined major depressive phenotypes

Overall design

The aim of this study was to examine whether plasma acylcarnitine profiles can help biochemically distinguish the three phenotypic subtypes of major depressive disorder (MDD): core depression (CD+), anxious depression (ANX+), and neurovegetative symptoms of melancholia (NVSM+). MDD patients (n = 240) were treated with citalopram or escitalopram for eight weeks. Plasma samples collected at baseline and after eight weeks of treatment with citalopram or escitalopram were profiled for short-, medium- and long-chain acylcarnitine levels using AbsoluteIDQ p180-Kit and LC-MS.

Study Type

Type2;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Depression; Depression;

Criteria for depression

DSM-IV diagnosed MDD, HAMD-17 > 14

Sample size

92

Tissue

Peripheral; Blood; Plasma;

Platform

MS-based; LC-MS: ultra-performance liquid chromatography with tandem mass spectrometry/MS/MS system with TQ-S triple quadrupole MS/MS (Waters);

PMID

32056779

DOI

10.1016/j.jad.2019.11.122

Citation

Ahmed AT, MahmoudianDehkordi S, Bhattacharyya S, et al. Acylcarnitine metabolomic profiles inform clinically-defined major depressive phenotypes. J Affect Disord. 2020;264:90-97.

Metabolite

Propionylcarnitine;

L-Acetylcarnitine;

L-Carnitine;

Linoelaidylcarnitine;

Oleoylcarnitine;

L-Octanoylcarnitine;

Decanoylcarnitine;

Dodecanoylcarnitine;

L-Palmitoylcarnitine;

Butyryl/Isobutyryl-L-carnitine;

Isovaleryl/methylbutyryl-L-carnitine;

3-Methylglutarylcarnitine;

Tiglyl/methylcrotyonyl-L-carnitine;

Hydroxyisovaleryl/methyl-hydroxybutyryl-L-carnitine;

Tetradecadienyl-L-carnitine;

3-Hydroxy-11Z-octadecenoylcarnitine;