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Study M547

Study name

Li JG 2019

Title

Altered gut metabolome contributes to depression-like behaviors in rats exposed to chronic unpredictable mild stress

Overall design

In this study, the authors performed a temporal dynamic gas chromatography-mass spectrometry (GC-MS) analysis of the fecal and plasma metabolomes during the development of depressive-like behaviors in chronic unpredictable mild stress (CUMS) rats. UHPLC-ESI-MS/MS quantitation of 12 neurotransmitters in the hippocampus was carried out. Sprague-Dawley rats were divided into the following 2 groups (n = 6 in each group): (1) control group, and (2) CUMS group. The CUMS stress procedure lasted for 4 weeks.

Study Type

Type1;

Data available

Unavailable

Organism

Rat; Sprague-Dawley rat;

Categories of depression

Animal model; Chronic mild stress model; Chronic mild stress model;

Criteria for depression

Sucrose preference test

Sample size

12

Tissue

Peripheral; Faece; Faece;

Peripheral; Blood; Plasma;

Central; Brain; Hippocampus;

Central; Brain; Prefrontal cortex;

Platform

MS-based; LC-MS: Ultra-high performance liquid chromatography-Electrospray Ionization -Tandem Mass Spectrometry (UHPLC-ESI-MS/MS);

MS-based; GC-MS: trace gas chromatograph coupled with a Polyris Q Ion Trap mass spectrometer (Thermo Fisher Scientific, MA, USA);

PMID

30696813

DOI

10.1038/s41398-019-0391-z

Citation

Li J, Jia X, Wang C, et al. Altered gut metabolome contributes to depression-like behaviors in rats exposed to chronic unpredictable mild stress. Transl Psychiatry. 2019;9(1):40.

Metabolite

myo-Inositol;

Glycerol;

L-Valine;

Glycine;

L-Serine;

L-Threonine;

L-Isoleucine;

L-Lactic acid;

L-Alanine;

L-Aspartic acid;

L-Tyrosine;

D-Arabinose;

Phosphoric acid;

L-Malic acid;

2-Hydroxyglutarate;

Sarcosine;

Methylamine;

Benzoic acid;

Butyric acid;

Propionic acid;

Alpha-Linolenic acid;

Lactose;

Allose;

Isoflurane;

D-Rhamnose;

Terephthalic acid;

Butylene diacid;

Glucodiacid;

Pyrimidine;

Isonipecotic acid;

Oxidized proline;

1,5-Dehydrated-D-sorbitol;