Evidence map›Paper›PMID 19118134›Full record

ArticleThe Journal of pharmacology and experimental therapeutics2009

Synergy between enzyme inhibitors of fatty acid amide hydrolase and cyclooxygenase in visceral nociception.

Pattipati S Naidu, Lamont Booker, Benjamin F Cravatt, Aron H Lichtman

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of pharmacology and experimental therapeutics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
7.8field-weighted citation impact, top 2% 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

64 citing papers in PubMed, 114 citations in OpenAlex.

  1. Review
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  7. Design, synthesis andJournal of enzyme inhibition and medicinal chemistry · 2021
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  15. CBPharmacology, biochemistry, and behavior · 2019
    Article
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  17. Highly selective CBNaunyn-Schmiedeberg's archives of pharmacology · 2017
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  18. Article
  19. Article
  20. Article

4 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

4 authors at 1 institution in 1 country.

Pattipati S NaiduDepartment of Pharmacology and Toxicology, Medical College of Virginia Campus, Virginia Commonwealth University, Richmond, Virginia 23298-0613, USA.
Lamont Booker
Benjamin F Cravatt
Aron H Lichtman
Virginia Commonwealth University Medical Center · US

Funding

TRAINING IN THE PHARMACOLOGY OF ABUSED DRUGST32DA007027 · NIDA · VIRGINIA COMMONWEALTH UNIVERSITY · PI William L. Dewey · 1985 to 2026
$14.7M
SYNTHESIS OF SR141716A AND ANANDAMIDE ANALOGSP01DA009789 · NIDA · VIRGINIA COMMONWEALTH UNIVERSITY · PI CRAVATT, BENJAMIN F · 1995 to 2013
$11.6M
STRUCTURAL STUDIES OF FAAHP01DA017259 · NIDA · SCRIPPS RESEARCH INSTITUTE, THE · PI CRAVATT, BENJAMIN F · 2004 to 2013
$10.6M
THC RECEPTORSR01DA003672 · NIDA · VIRGINIA COMMONWEALTH UNIVERSITY · PI WILEY, JENNY L. · 1985 to 2018
$4.9M
Enzymes That Regulate Fatty Acid Amide Function In VivoR01DA015197 · NIDA · SCRIPPS RESEARCH INSTITUTE, THE · PI CRAVATT, BENJAMIN F · 2002 to 2009
$2.5M
NIDA NIH HHS P01 DA009789NIDA NIH HHS P01-DA017259NIDA NIH HHS R01 DA003672NIDA NIH HHS R01-DA03672NIDA NIH HHS R01-DA15197NIDA NIH HHS T32-DA007027
6 · The paper itself

Abstract

The present study investigated whether inhibition of fatty acid amide hydrolase (FAAH), the enzyme responsible for anandamide catabolism, produces antinociception in the acetic acid-induced abdominal stretching model of visceral nociception. Genetic deletion or pharmacological inhibition of FAAH reduced acetic acid-induced abdominal stretching. Transgenic mice that express FAAH exclusively in the nervous system displayed the antinociceptive phenotype, indicating the involvement of peripheral fatty acid amides. The cannabinoid receptor 1 (CB(1)) receptor antagonist, rimonabant, but not the cannabinoid receptor 2 (CB(2)) receptor antagonist, SR144528, blocked the antinociceptive phenotype of FAAH(-/-) mice and the analgesic effects of URB597 (3'-carbamoyl-biphenyl-3-yl-cyclohexylcarbamate) or OL-135 (1-oxo-1[5-(2-pyridyl)-2-yl]-7-phenyl heptane), respective irreversible and reversible FAAH inhibitors, administered to C57BL/6 mice. The opioid receptor antagonist, naltrexone, did not block the analgesic effects of either FAAH inhibitor. URB597, ED(50) [95% confidence interval (CI) = 2.1 (1.5-2.9) mg/kg], and the nonselective cyclooxygenase inhibitor, diclofenac sodium [ED(50) (95% CI) = 9.8 (8.2-11.7) mg/kg], dose-dependently inhibited acetic acid-induced abdominal stretching. Combinations of URB597 and diclofenac yielded synergistic analgesic interactions according to isobolographic analysis. It is important that FAAH(-/-) mice and URB597-treated mice displayed significant reductions in the severity of gastric irritation caused by diclofenac. URB597 lost its gastroprotective effects in CB(1)(-/-) mice, whereas it maintained its efficacy in CB(2)(-/-) mice, indicating a CB(1) mechanism of action. Taken together, the results of the present study suggest that FAAH represents a promising target for the treatment of visceral pain, and a combination of FAAH inhibitors and NSAIDs may have great utility to treat visceral pain, with reduced gastric toxicity.

Indexed as

Protective AgentsAcetic AcidAmidohydrolasesAnimalsBenzamidesCarbamatesCyclooxygenase InhibitorsDiclofenacDose-Response Relationship, DrugDrug SynergismEnzyme InhibitorsFatty Acid Amide HydrolasesMaleMiceMice, Inbred C57BLMice, KnockoutAcetic AcidAmidohydrolasesBenzamidesCarbamatescyclohexyl carbamic acid 3'-carbamoylbiphenyl-3-yl esterCyclooxygenase InhibitorsDiclofenacEnzyme InhibitorsFatty Acid Amide HydrolasesNaltrexoneNarcotic AntagonistsProtective AgentsReceptor, Cannabinoid, CB1Receptor, Cannabinoid, CB2

Identifiers

PMID19118134
PMCPMC2670588
OpenAlexW2171125004

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.