Evidence map›Paper›PMID 29110674›Full record

ArticleBMC veterinary research2017

Characterization of endocannabinoids and related acylethanolamides in the synovial fluid of dogs with osteoarthritis: a pilot study.

Carmela Valastro, Debora Campanile, Mariarosaria Marinaro, Delia Franchini, Fabiana Piscitelli, Roberta Verde, Vincenzo Di Marzo, Antonio Di Bello

Open access · goldAbstract read
In one paragraph

Article in BMC veterinary research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 3 pooled it
2.3field-weighted citation impact, top 12% 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

21 citing papers in PubMed, 3 syntheses or guidelines pooled it, 35 citations in OpenAlex.

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  15. ΔBritish journal of pharmacology · 2020
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  19. Hemp in Veterinary Medicine: From Feed to Drug.Frontiers in veterinary science · 2020
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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

8 authors at 3 institutions in 1 country.

Carmela ValastroDepartment of Veterinary Medicine, University of Bari "Aldo Moro", SP. Casamassima km 3, 70010, Bari, Valenzano, Italy. carmela.valastro@uniba.it.ORCID http://orcid.org/0000-0001-8690-8885
Debora CampanileDepartment of Veterinary Medicine, University of Bari "Aldo Moro", SP. Casamassima km 3, 70010, Bari, Valenzano, Italy.
Mariarosaria MarinaroDepartment of Infectious Diseases, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161, Rome, Italy.
Delia FranchiniDepartment of Veterinary Medicine, University of Bari "Aldo Moro", SP. Casamassima km 3, 70010, Bari, Valenzano, Italy.
Fabiana PiscitelliEndocannabinoid Research Group (ERG), Institute of Biomolecular Chemistry (ICB), Consiglio Nazionale delle Ricerche (CNR), Via Campi Flegrei 34, 80078, Pozzuoli, Napoli, Italy.
Roberta VerdeEndocannabinoid Research Group (ERG), Institute of Biomolecular Chemistry (ICB), Consiglio Nazionale delle Ricerche (CNR), Via Campi Flegrei 34, 80078, Pozzuoli, Napoli, Italy.
Vincenzo Di MarzoEndocannabinoid Research Group (ERG), Institute of Biomolecular Chemistry (ICB), Consiglio Nazionale delle Ricerche (CNR), Via Campi Flegrei 34, 80078, Pozzuoli, Napoli, Italy.
Antonio Di BelloDepartment of Veterinary Medicine, University of Bari "Aldo Moro", SP. Casamassima km 3, 70010, Bari, Valenzano, Italy.
University of Bari Aldo Moro · ITNational Research Council · ITIstituto Superiore di Sanità · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCannabis-based drugs have been shown to be effective in inflammatory diseases. A number of endocannabinoids including N- arachidonoylethanolamide (anandamide, AEA) and 2-arachidonyl glycerol (2-AG) with activity at the cannabinoid receptors (CBR) CBR1 and CBR2, have been identified. Other structurally related endogenous fatty acid compounds such as oleoylethanolamide (OEA) and palmitoyl ethanolamide (PEA) have been identified in biological tissues. These compounds do not bind to CBR but might be involved in facilitating the actions of directly acting endocannabinoids and thus are commonly termed "entourage" compounds due to their ability to modulate the endocannabinoid system. The aim of this study was to evaluate the presence of endocannabinoids and entourage compounds in the synovial fluid of dogs with osteoarthritis subjected to arthrotomy of the knee joint. Cytokines and cytology were studied as well.

resultsAEA, 2-AG, OEA and PEA were all present in the synovial fluid of arthritic knees and in the contralateral joints; in addition, a significant increase of OEA and 2AG levels were noted in SF from OA knees when compared to the contralateral joints.

conclusionThe identification and quantification of endocannabinoids and entourage compounds levels in synovial fluids from dogs with OA of the knee is reported for the first time. Our data are instrumental for future studies involving a greater number of dogs. Cannabinoids represent an emerging and innovative pharmacological tool for the treatment of OA and further studies are warranted to evaluate the effectiveness of cannabinoids in veterinary medicine.

Indexed as

AnimalsArachidonic AcidsDog DiseasesDogsEndocannabinoidsEthanolaminesFemaleGlyceridesMaleOleic AcidsOsteoarthritis, KneePalmitic AcidsPilot ProjectsPolyunsaturated AlkamidesSynovial FluidanandamideArachidonic AcidsEndocannabinoidsEthanolaminesGlyceridesglyceryl 2-arachidonateOleic AcidsoleoylethanolamidePalmitic AcidsPolyunsaturated AlkamidesDogEndocannabinoid systemEntourage compoundsOsteoarthritisSynovial fluid

Identifiers

PMID29110674
PMCPMC5674828
OpenAlexW2767262255

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.