Evidence map›Paper›PMID 26311517›Full record

ArticleMolecular pain2015

Fatty acid binding protein deletion suppresses inflammatory pain through endocannabinoid/N-acylethanolamine-dependent mechanisms.

Martin Kaczocha, Sherrye T Glaser, Thomas Maher, Brendan Clavin, John Hamilton, Joseph O'Rourke, Mario Rebecchi, Michelino Puopolo, Yuji Owada, Panayotis K Thanos

Open access · goldAbstract read
In one paragraph

Article in Molecular pain, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
5.6field-weighted citation impact, top 4% 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

46 citing papers in PubMed, 62 citations in OpenAlex.

  1. Trial
  2. Review
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  4. Evaluating FABP5 as a Therapeutic Target for Pain Management.European journal of pain (London, England) · 2026
    Review
  5. Article
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  18. Mechanisms of endocannabinoid transport in the brain.British journal of pharmacology · 2022
    Review
  19. Review
  20. Article
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

10 authors at 3 institutions in 2 countries.

Martin KaczochaDepartment of Anesthesiology, Stony Brook University, Stony Brook, NY, 117940, USA. martin.kaczocha@stonybrook.edu.
Sherrye T GlaserDepartment of Biological Sciences, Kingsborough Community College, Brooklyn, NY, 11235, USA. sherrye.glaser@kbcc.cuny.edu.
Thomas MaherDepartment of Psychology, Stony Brook University, Stony Brook, NY, 11794, USA. thomas.maher@stonybrook.edu.
Brendan ClavinDepartment of Psychology, Stony Brook University, Stony Brook, NY, 11794, USA. brendan.clavin@stonybrook.edu.
John HamiltonDepartment of Psychology, Stony Brook University, Stony Brook, NY, 11794, USA. john.hamilton@stonybrook.edu.
Joseph O'RourkeDepartment of Psychology, Stony Brook University, Stony Brook, NY, 11794, USA. joseph.orourke@stonybrook.edu.
Mario RebecchiDepartment of Anesthesiology, Stony Brook University, Stony Brook, NY, 117940, USA. mario.rebecchi@stonybrookmedicine.edu.
Michelino PuopoloDepartment of Anesthesiology, Stony Brook University, Stony Brook, NY, 117940, USA. michelino.puopolo@stonybrookmedicine.edu.
Yuji OwadaDepartment of Organ Anatomy, Tohoku University Graduate School of Medicine, Sendai, Japan. owada@med.tohoku.ac.jp.
Panayotis K ThanosDepartment of Psychology, Stony Brook University, Stony Brook, NY, 11794, USA. peter.thanos@stonybrook.edu.
Stony Brook University · USKingsborough Community College · USTohoku University · JP

Funding

Anandamide Transport InhibitorsR01DA035923 · NIDA · STATE UNIVERSITY NEW YORK STONY BROOK · PI KACZOCHA, MARTIN · 2013 to 2017
$3.8M
FABPs: Novel Roles in Pain and InflammationR01DA035949 · NIDA · STATE UNIVERSITY NEW YORK STONY BROOK · PI KACZOCHA, MARTIN · 2014 to 2022
$3.0M
NIDA NIH HHS DA035949NIDA NIH HHS R01 DA035949
6 · The paper itself

Abstract

backgroundFatty acid binding proteins (FABPs) serve as intracellular carriers that deliver endocannabinoids and N-acylethanolamines to their catabolic enzymes. Inhibition of FABPs reduces endocannabinoid transport and catabolism in cells and FABP inhibitors produce antinociceptive and anti-inflammatory effects in mice. Potential analgesic effects in mice lacking FABPs, however, have not been tested.

findingsMice lacking FABP5 and FABP7, which exhibit highest affinities for endocannabinoids, possessed elevated levels of the endocannabinoid anandamide and the related N-acylethanolamines palmitoylethanolamide and oleoylethanolamide. There were no compensatory changes in the expression of other FABPs or in endocannabinoid-related proteins in the brains of FABP5/7 knockout mice. These mice exhibited reduced nociception in the carrageenan, formalin, and acetic acid tests of inflammatory and visceral pain. The antinociceptive effects in FABP5/7 knockout mice were reversed by pretreatment with cannabinoid receptor 1, peroxisome proliferator-activated receptor alpha, and transient receptor potential vanilloid 1 receptor antagonists in a modality specific manner. Lastly, the knockout mice did not possess motor impairments.

conclusionsThis study demonstrates that mice lacking FABPs possess elevated levels of N-acylethanolamines, consistent with the idea that FABPs regulate the endocannabinoid and N-acylethanolamine tone in vivo. The antinociceptive effects observed in the knockout mice support a role for FABPs in regulating nociception and suggest that these proteins should serve as targets for the development of future analgesics.

Indexed as

AnimalsEndocannabinoidsEthanolaminesFatty Acid-Binding Protein 7Fatty Acid-Binding ProteinsInflammationMaleMice, Inbred C57BLMice, KnockoutMotor ActivityNeoplasm ProteinsNerve Tissue ProteinsNociceptionPainEndocannabinoidsEthanolaminesFabp5 protein, mouseFabp7 protein, mouseFatty Acid-Binding Protein 7Fatty Acid-Binding ProteinsN-acylethanolaminesNeoplasm ProteinsNerve Tissue Proteins

Identifiers

PMID26311517
PMCPMC4551694
OpenAlexW1962384335

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.