Evidence map›Paper›PMID 24760204›Full record

ArticlePloS one2014

A protective lipidomic biosignature associated with a balanced omega-6/omega-3 ratio in fat-1 transgenic mice.

Giuseppe Astarita, Jennifer H McKenzie, Bin Wang, Katrin Strassburg, Angela Doneanu, Jay Johnson, Andrew Baker, Thomas Hankemeier, James Murphy, Rob J Vreeken and 2 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
3.7field-weighted citation impact, top 7% 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

20 citing papers in PubMed, 37 citations in OpenAlex.

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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

12 authors at 4 institutions in 2 countries.

Giuseppe AstaritaHealth Sciences, Waters Corporation, Milford, Massachusetts, United States of America; Department of Biochemistry and Molecular & Cellular Biology, Georgetown University, Washington, DC, United States of America.
Jennifer H McKenzieLaboratory for Lipid Medicine and Technology, Department of Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts, United States of America.
Bin WangLaboratory for Lipid Medicine and Technology, Department of Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts, United States of America.
Katrin StrassburgAnalytical Biosciences, Leiden Academic Centre for Drug Research, Leiden University, Leiden, The Netherlands; Netherlands Metabolomics Centre, Leiden University, Leiden, The Netherlands.
Angela DoneanuHealth Sciences, Waters Corporation, Milford, Massachusetts, United States of America.
Jay JohnsonHealth Sciences, Waters Corporation, Milford, Massachusetts, United States of America.
Andrew BakerHealth Sciences, Waters Corporation, Milford, Massachusetts, United States of America.
Thomas HankemeierAnalytical Biosciences, Leiden Academic Centre for Drug Research, Leiden University, Leiden, The Netherlands; Netherlands Metabolomics Centre, Leiden University, Leiden, The Netherlands.
James MurphyHealth Sciences, Waters Corporation, Milford, Massachusetts, United States of America.
Rob J VreekenAnalytical Biosciences, Leiden Academic Centre for Drug Research, Leiden University, Leiden, The Netherlands; Netherlands Metabolomics Centre, Leiden University, Leiden, The Netherlands.
James LangridgeHealth Sciences, Waters Corporation, Milford, Massachusetts, United States of America.
Jing X KangLaboratory for Lipid Medicine and Technology, Department of Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts, United States of America.
Waters (United States) · USCentre for Human Drug Research · NLHarvard University · USMassachusetts General Hospital · US

Funding

Pilot & Feasibility ProgramP30DK043351 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI RAYMOND T CHUNG · 1991 to 2026
$35.3M
NIDDK NIH HHS P30 DK043351
6 · The paper itself

Abstract

A balanced omega-6/omega-3 polyunsaturated fatty acid (PUFA) ratio has been linked to health benefits and the prevention of many chronic diseases. Current dietary intervention studies with different sources of omega-3 fatty acids (omega-3) lack appropriate control diets and carry many other confounding factors derived from genetic and environmental variability. In our study, we used the fat-1 transgenic mouse model as a proxy for long-term omega-3 supplementation to determine, in a well-controlled manner, the molecular phenotype associated with a balanced omega-6/omega-3 ratio. The fat-1 mouse can convert omega-6 to omega-3 PUFAs, which protect against a wide variety of diseases including chronic inflammatory diseases and cancer. Both wild-type (WT) and fat-1 mice were subjected to an identical diet containing 10% corn oil, which has a high omega-6 content similar to that of the Western diet, for a six-month duration. We used a multi-platform lipidomic approach to compare the plasma lipidome between fat-1 and WT mice. In fat-1 mice, an unbiased profiling showed a significant increase in the levels of unesterified eicosapentaenoic acid (EPA), EPA-containing cholesteryl ester, and omega-3 lysophosphospholipids. The increase in omega-3 lipids is accompanied by a significant reduction in omega-6 unesterified docosapentaenoic acid (omega-6 DPA) and DPA-containing cholesteryl ester as well as omega-6 phospholipids and triacylglycerides. Targeted lipidomics profiling highlighted a remarkable increase in EPA-derived diols and epoxides formed via the cytochrome P450 (CYP450) pathway in the plasma of fat-1 mice compared with WT mice. Integration of the results of untargeted and targeted analyses has identified a lipidomic biosignature that may underlie the healthful phenotype associated with a balanced omega-6/omega-3 ratio, and can potentially be used as a circulating biomarker for monitoring the health status and the efficacy of omega-3 intervention in humans.

Indexed as

AnimalsCytochrome P-450 Enzyme SystemDietary FatsFatty Acids, Omega-3Fatty Acids, Omega-6FemaleLipidsMiceMice, Inbred C57BLMice, TransgenicSignal TransductionCytochrome P-450 Enzyme SystemDietary FatsFatty Acids, Omega-3Fatty Acids, Omega-6Lipids

Identifiers

PMID24760204
PMCPMC3997567
OpenAlexW1982425580

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.