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Study M122

Study name

Lee LHW 2009

Title

Lipidomic analyses of the mouse brain after antidepressant treatment: evidence for endogenous release of long-chain fatty acids?

Overall design

The present study aims to examine effects of antidepressants on lipids in different regions of the brain at individual molecular species level, using the novel technique of lipidomics. The prefrontal cortex, hippocampus, striatum and cerebellum were harvested, and lipid profiles compared to those of saline-injected mice using high-performance liquid chromatography/mass spectrometry (HPLC/MS). Mice were divided into 4 groups (n = 4 in each group): (1) control group (saline), (2) maprotiline group (maprotiline treatment at the dose of 10 mg/kg), (3) fluoxetine group (fluoxetine treatment at the dose of 10 mg/kg), (4) paroxetine group (paroxetine treatment at the dose of 10 mg/kg). Drugs were intraperitoneal administered daily for 4 weeks.

Study Type

Type3;

Data available

Unavailable

Organism

Mouse; BALB/c mouse;

Categories of depression

Healthy individuals; Healthy individuals; Healthy individuals;

Criteria for depression

Not reported

Sample size

16

Tissue

Central; Brain; Striatum;

Central; Brain; Cerebellum;

Central; Brain; Prefrontal cortex;

Central; Brain; Hippocampus;

Platform

MS-based; LC-MS: Agilent HPLC system coupled with Triple Quadrupole/Ion Trap mass spectrometer (4000 Q trap, Applied Biosystems, USA);

PMID

19203412

DOI

10.1017/S146114570900995X

Citation

Lee LH, Shui G, Farooqui AA, et al. Lipidomic analyses of the mouse brain after antidepressant treatment: evidence for endogenous release of long-chain fatty acids? Int J Neuropsychopharmacol 2009;12(7):953-64.

Metabolite

LysoPC(16:0);

LysoPC(18:0);

LysoPC(18:1);

LysoPC(18:2);

PC(38:4);

PC(38:6);

PC(40:6);

PE(34:2);

LysoPC(16:1/0:0);

PC(32:0);

PC(36:3);

PE(38:5);

Cer(d18:1/24:0);

LysoPC(20:4);

PC(30:0e);

PC(30:0);

PC(36:3p);

SM(18/16:0);

Cer(d18:1/16:0);

Cer(d18:1/18:0);

Cer(d18:1/20:0);

Cer(d18:1/22:0);

PI(38:6);

PI(40:4);

Cer(d18:1/24:1);

PI(40:6);

PC(36:1);

PC(38:3);

PC(40:2p);

PC(40:5);

PC(42:7p);

PC(42:6p);

PC(42:5p);

PE(P-40:4);

PE(P-36:4);

PE(36:5);

SM(18/24:1);

SM(18/24:0);

PC(40:1p);