Evidence map›Paper›PMID 29209405›Full record

ArticleNutrition & metabolism2017

Retroconversion is a minor contributor to increases in eicosapentaenoic acid following docosahexaenoic acid feeding as determined by compound specific isotope analysis in rat liver.

Adam H Metherel, Raphaël Chouinard-Watkins, Marc-Olivier Trépanier, R J Scott Lacombe, Richard P Bazinet

Registry-linked trialAbstract read
In one paragraph

Article in Nutrition & metabolism, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06294067 (A Double Blinded Randomized Control Trial to Aid in Determining the Dose Dependent Relationship of Docosahexaenoic Acid), which is not on this map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
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.

NCT06294067 phase1completednot on this mapstarted 2024, after this paper: background citation

A Double Blinded Randomized Control Trial to Aid in Determining the Dose Dependent Relationship of Docosahexaenoic Acid (DHA) on Eicosapentaenoic Acid (EPA) Feedback Inhibition Using Carbon 13 as a Biomarker

TypeinterventionalSponsorUniversity of TorontoRan2024 to 2025Enrolled72ConditionsNutrition, HealthyArmsdocosahexaenoic acid (DHA), soybean oil placebo
3 · Its place in the literature

Who cites it

15 citing papers in PubMed.

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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

5 authors.

Adam H MetherelDepartment of Nutritional Sciences, Faculty of Medicine, University of Toronto, 150 College St., Room 307, Fitzgerald Building, Toronto, ON M5S 3E2 Canada.
Raphaël Chouinard-WatkinsDepartment of Nutritional Sciences, Faculty of Medicine, University of Toronto, 150 College St., Room 307, Fitzgerald Building, Toronto, ON M5S 3E2 Canada.
Marc-Olivier TrépanierDepartment of Nutritional Sciences, Faculty of Medicine, University of Toronto, 150 College St., Room 307, Fitzgerald Building, Toronto, ON M5S 3E2 Canada.
R J Scott LacombeDepartment of Nutritional Sciences, Faculty of Medicine, University of Toronto, 150 College St., Room 307, Fitzgerald Building, Toronto, ON M5S 3E2 Canada.
Richard P BazinetDepartment of Nutritional Sciences, Faculty of Medicine, University of Toronto, 150 College St., Room 307, Fitzgerald Building, Toronto, ON M5S 3E2 Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Dietary docosahexaenoic acid (DHA, 22:6n-3) not only increases blood and tissue levels of DHA, but also eicosapentaenoic acid (EPA, 20:5n-3). It is generally believed that this increase is due to DHA retroconversion to EPA, however, a slower conversion of α-linolenic acid (ALA, 18:3n-3) derived EPA to downstream metabolic products (i.e. slower turnover of EPA) is equally plausible. In this study, 21-day old Long Evans rats were weaned onto an ALA only or DHA + ALA diet for 12 weeks. Afterwards, livers were collected and the natural abundance

Indexed as

Alpha-linolenic acidDocosahexaenoic acidEicosapentaenoic acidLiverMetabolismRetroconversion

Identifiers

PMID29209405
PMCPMC5704430

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Registered trials

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.