Evidence map›Paper›PMID 25062663›Full record

ArticleJournal of lipid research2014

Simultaneous tissue profiling of eicosanoid and endocannabinoid lipid families in a rat model of osteoarthritis.

Amy Wong, Devi R Sagar, Catharine A Ortori, David A Kendall, Victoria Chapman, David A Barrett

Open access · hybridAbstract read
In one paragraph

Article in Journal of lipid research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
4.9field-weighted citation impact, top 5% 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

22 citing papers in PubMed, 49 citations in OpenAlex.

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  9. Effects of various dietary supplements on inflammatory processes in primary canine chondrocytes as a model of osteoarthritis.Canadian journal of veterinary research = Revue canadienne de recherche veterinaire · 2019
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  17. Peptidomics and Secretomics of the Mammalian Peripheral Sensory-Motor System.Journal of the American Society for Mass Spectrometry · 2015
    Article
  18. Article
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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

6 authors at 1 institution in 1 country.

Amy WongCentre for Analytical Bioscience, School of Pharmacy, University of Nottingham, Nottingham NG7 2UH, UK.
Devi R SagarSchool of Life Sciences, University of Nottingham, Nottingham NG7 2UH, UK Arthritis Research UK Pain Centre, University of Nottingham, Nottingham NG7 2UH, UK.
Catharine A OrtoriCentre for Analytical Bioscience, School of Pharmacy, University of Nottingham, Nottingham NG7 2UH, UK.
David A KendallSchool of Life Sciences, University of Nottingham, Nottingham NG7 2UH, UK.
Victoria ChapmanSchool of Life Sciences, University of Nottingham, Nottingham NG7 2UH, UK Arthritis Research UK Pain Centre, University of Nottingham, Nottingham NG7 2UH, UK.
David A BarrettCentre for Analytical Bioscience, School of Pharmacy, University of Nottingham, Nottingham NG7 2UH, UK.
University of Nottingham · GB

Funding

Biotechnology and Biological Sciences Research CouncilMedical Research Council G0401647
6 · The paper itself

Abstract

We describe a novel LC method for the simultaneous and quantitative profiling of 43 oxylipins including eicosanoids, endocannabinoids, and structurally related bioactive lipids with modified acyl groups. The LC-MS/MS method uses switching at a defined time between negative and positive electrospray ionization modes to achieve optimal detection sensitivity for all the lipids. The validated method is linear over a range of 0.01-5 nmol/g (0.1-50 nmol/g for 2-arachidonoyl glycerol) with intra- and interday precision and accuracy between 1.38 and 26.76% and 85.22 and 114.3%, respectively. The method successfully quantified bioactive lipids in different tissue types in the rat, including spinal cord, dorsal root ganglia (DRGs), knee joint, brain, and plasma. Distinct regional differences in the pattern of lipid measured between tissue types were observed using principle component analysis. The method was applied to analyze tissue samples from an established preclinical rat model of osteoarthritis (OA) pain and showed that levels of 12-hydroxyeicosatetraenoic acid were significantly increased in the OA rat knee joint compared with controls, and that 15-hydroxyeicosatetraenoic acid was significantly increased in the DRGs in the model of OA compared with controls. The developed LC-MS/MS method has the potential to provide detailed pathway profiling in tissues and biofluids where the disruption of bioactive oxylipins may be involved in disease states.

Indexed as

AnimalsBrainEndocannabinoidsGanglia, SpinalHydroxyeicosatetraenoic AcidsKnee JointLipid MetabolismMaleOrgan SpecificityOsteoarthritis, KneeRats, Sprague-DawleySpinal CordTandem Mass Spectrometry15-hydroxyeicosatrienoic acidEndocannabinoidsHydroxyeicosatetraenoic Acidsblood plasmabrain regionskneelipidomicsmass spectrometrymetabolic profiling

Identifiers

PMID25062663
PMCPMC4617365
OpenAlexW2107410539

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.