Evidence map›Paper›PMID 25100669›Full record

ArticleNeuropsychopharmacology : official publication of the American College of Neuropsychopharmacology2015

Therapeutic potential of inhibitors of endocannabinoid degradation for the treatment of stress-related hyperalgesia in an animal model of chronic pain.

Ermelinda Lomazzo, Laura Bindila, Floor Remmers, Raissa Lerner, Claudia Schwitter, Ulrich Hoheisel, Beat Lutz

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In one paragraph

Article in Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed, 1 pooled it
14.4field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

61 citing papers in PubMed, 1 synthesis or guideline pooled it, 137 citations in OpenAlex.

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  17. Frontiers in pharmacology · 2021
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1 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 3 institutions in 1 country.

Ermelinda LomazzoInstitute of Physiological Chemistry, University Medical Center of the Johannes Gutenberg University, Mainz, Germany.
Laura BindilaInstitute of Physiological Chemistry, University Medical Center of the Johannes Gutenberg University, Mainz, Germany.
Floor RemmersInstitute of Physiological Chemistry, University Medical Center of the Johannes Gutenberg University, Mainz, Germany.
Raissa LernerInstitute of Physiological Chemistry, University Medical Center of the Johannes Gutenberg University, Mainz, Germany.
Claudia SchwitterInstitute of Physiological Chemistry, University Medical Center of the Johannes Gutenberg University, Mainz, Germany.
Ulrich HoheiselDepartment of Neurophysiology, CBTM, Medical Faculty Mannheim, Heidelberg University, Germany.
Beat LutzInstitute of Physiological Chemistry, University Medical Center of the Johannes Gutenberg University, Mainz, Germany.
University Medical Center of the Johannes Gutenberg University Mainz · DEJohannes Gutenberg University Mainz · DEUniversity Hospital Heidelberg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The occurrence of chronic stress, depression, and anxiety can increase nociception in humans and may facilitate the transition from localized to chronic widespread pain. The mechanisms underlying chronic widespread pain are still unknown, hindering the development of effective pharmacological therapies. Here, we exposed C57BL/6J mice to chronic unpredictable stress (CUS) to investigate how persistent stress affects nociception. Next, mice were treated with multiple intramuscular nerve growth factor (NGF) injections, which induced chronic widespread nociception. Thus, combination of CUS and NGF served as a model where psychophysiological impairment coexists with long-lasting hyperalgesia. We found that CUS increased anxiety- and depression-like behavior and enhanced basal nociception in mice. When co-applied with repeated NGF injections, CUS elicited a sustained long-lasting widespread hyperalgesia. In order to evaluate a potential therapeutic strategy for the treatment of chronic pain associated with stress, we hypothesized that the endocannabinoid system (ECS) may represent a target signaling system. We found that URB597, an inhibitor of the anandamide-degrading enzyme fatty acid amide hydrolase (FAAH), and JZL184, an inhibitor of the 2-arachidonoyl glycerol-degrading enzyme monoacylglycerol lipase (MAGL), increased eCB levels in the brain and periphery and were both effective in reducing CUS-induced anxiety measured by the light-dark test and CUS-induced thermal hyperalgesia. Remarkably, the long-lasting widespread hyperalgesia induced by combining CUS and NGF was effectively reduced by URB597, but not by JZL184. Simultaneous inhibition of FAAH and MAGL did not improve the overall therapeutic response. Therefore, our findings indicate that enhancement of anandamide signaling with URB597 is a promising pharmacological approach for the alleviation of chronic widespread nociception in stress-exposed mice, and thus, it could represent a potential treatment strategy for chronic pain associated with neuropsychiatric disorders in humans.

Indexed as

AmidohydrolasesAnalgesics, Non-NarcoticAnimalsAnxietyBenzamidesBenzodioxolesBrainCarbamatesChronic PainDepressionDisease Models, AnimalEndocannabinoidsEnzyme InhibitorsFatty Acid Amide HydrolasesHyperalgesiaMaleAmidohydrolasesAnalgesics, Non-NarcoticBenzamidesBenzodioxolesCarbamatescyclohexyl carbamic acid 3'-carbamoylbiphenyl-3-yl esterEndocannabinoidsEnzyme InhibitorsFatty Acid Amide HydrolasesJZL 184Monoacylglycerol LipasesNerve Growth FactorPiperidines

Identifiers

PMID25100669
PMCPMC4443964
OpenAlexW2022676940

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.