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Study M476

Study name

Jiang HX 2019

Title

Inhibition of fatty acid amide hydrolase improves depressive-like behaviors independent of its peripheral antinociceptive effects in a rat model of neuropathic pain

Overall design

Adult male Wistar rats with chronic constriction injury (CCI) to the sciatic nerve were treated with the systemic fatty acid amide hydrolase (FAAH) inhibitor URB597 (5.8 mgxkgxday, intraperitoneally) or peripherally acting FAAH inhibitor URB937 (1.6 mg/kg/d, intraperitoneally; n = 11-12). The treatment was applied from the 15th day after surgery and continued for 15 days. Mechanical withdrawal threshold was examined by Von Frey test before surgery and on the 28th day after CCI. Depressive-like behaviors were evaluated by forced swimming test (FST) and novelty-suppressed feeding (NSF) after 15-day treatment. The levels of anandamide and 2-arachidonoylglycerol in hippocampus were examined by liquid chromatography and mass spectrometry (n = 6 animals per group).

Study Type

Type1;

Type2;

Data available

Unavailable

Organism

Rat; Wistar rat;

Categories of depression

Animal model; Other animal model; Other animal model;

Criteria for depression

Forced swimming test

Sample size

36

Tissue

Central; Brain; Hippocampus;

Peripheral; Blood; Serum;

Platform

MS-based; LC-MS: Agilent 1260 liquid chromatograph with 6460 triple quadrupole mass spectrometer;

PMID

29863609

DOI

10.1213/ANE.0000000000003563

Citation

Jiang HX, Ke BW, Liu J, et al. Inhibition of fatty acid amide hydrolase improves depressive-like behaviors independent of its peripheral antinociceptive effects in a rat model of neuropathic pain. Anesth Analg. 2019 Aug;129(2):587-597.

Metabolite

Anandamide;