Evidence map›Paper›PMID 26694605›Full record

ArticleLipids2016

A High-Fat, High-Oleic Diet, But Not a High-Fat, Saturated Diet, Reduces Hepatic α-Linolenic Acid and Eicosapentaenoic Acid Content in Mice.

Matthew J Picklo, Eric J Murphy

Abstract read
PubMed Publisher
In one paragraph

Article in Lipids, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
3.4field-weighted citation impact, top 8% 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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 50 citations in OpenAlex.

  1. Pooled it
  2. The Influence of Eicosapentaenoic Acid onAquaculture nutrition · 2026
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  11. Review
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  16. Oleate activates SREBP-1 signaling activity inAmerican journal of physiology. Endocrinology and metabolism · 2017
    Article
  17. 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

2 authors at 2 institutions in 1 country.

Matthew J PickloUSDA-ARS Grand Forks Human Nutrition Research Center, 2420 2nd Avenue North, Grand Forks, ND, 58203-9034, USA. matthew.picklo@ars.usda.gov.
Eric J MurphyDepartment of Basic Sciences, University of North Dakota School of Medicine, Grand Forks, ND, USA.
Grand Forks Human Nutrition Research Center · USUniversity of North Dakota · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Considerable research has focused upon the role of linoleic acid (LNA; 18:2n-6) as a competitive inhibitor of α-linolenic (ALA; 18:3n-3) metabolism; however, little data exist as to the impact of saturated fatty acids (SFA) and monounsaturated fatty acids (MUFA) on ALA metabolism. We tested the hypothesis that a high SFA diet, compared to a high MUFA (oleic acid 18:1n-9) diet, reduces ALA conversion to long chain n-3 fatty acids. Mice were fed for 12 weeks on three diets: (1) a control, 16 % fat energy diet consisting of similar levels of SFA and MUFA (2) a 50 % fat energy high MUFA energy diet (35 % MUFA and 7 % SFA) or (3) a 50 % fat energy, high SFA energy diet (34 % SFA, 8 % MUFA). ALA and LNA content remained constant. Analysis of hepatic lipids demonstrated a selective reduction (40 %) in ALA but not LNA and a 35 % reduction in eicosapentaenoic acid (EPA; 20:5n-3) in the high MUFA mice compared to the other groups. Lower content of ALA was reflected in the neutral lipid fraction, while smaller levels of phospholipid esterified EPA and docosapentaenoic acid (DPA; 22:5n-3) were evident. Docosahexaenoic acid (DHA; 22:6n-3) content was elevated by the high SFA diet. Expression of Fads1 (Δ5 desaturase) and Fads2 (Δ6 desaturase) was elevated by the high MUFA and reduced by the high SFA diet. These data indicate that a high MUFA diet, but not a high SFA diet, reduces ALA metabolism and point to selective hepatic disposition of ALA versus LNA.

Indexed as

Diet, High-Fatalpha-Linolenic AcidAnimalsDelta-5 Fatty Acid DesaturaseDocosahexaenoic AcidsEicosapentaenoic AcidFatty AcidsFatty Acids, MonounsaturatedFatty Acids, UnsaturatedLiverMaleMiceMice, Inbred C57BLObesityOleic Acidsalpha-Linolenic AcidDelta-5 Fatty Acid DesaturaseDocosahexaenoic Acidsdocosapentaenoic acidEicosapentaenoic AcidFADS1 protein, humanFatty AcidsFatty Acids, MonounsaturatedFatty Acids, UnsaturatedOleic AcidsLiverMonounsaturated fatty acidObesityPolyunsaturated fatty acidsα-Linolenic acid

Identifiers

PMID26694605
OpenAlexW2215828474

What OpenQuestion holds

Textmetadata
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.