Evidence map›Paper›PMID 27821270›Full record

ArticleJournal of psychiatric research2017

Bipolar disorder moderates associations between linoleic acid and markers of inflammation.

Ya-Wen Chang, Shervin Assari, Alan R Prossin, Laura Stertz, Melvin G McInnis, Simon J Evans

Abstract read
In one paragraph

Article in Journal of psychiatric research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.4field-weighted citation impact, top 42% 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

4 citing papers in PubMed, 19 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

6 authors at 2 institutions in 1 country.

Ya-Wen ChangDepartment of Nutritional Sciences, School of Public Health, University of Michigan, Ann Arbor, MI, United States.
Shervin AssariDepartment of Psychiatry, University of Michigan, Ann Arbor, MI, United States.
Alan R ProssinDepartment of Psychiatry and Behavioral Sciences, University of Texas Health Science Center, Houston, TX, United States.
Laura StertzDepartment of Psychiatry and Behavioral Sciences, University of Texas Health Science Center, Houston, TX, United States.
Melvin G McInnisDepartment of Psychiatry, University of Michigan, Ann Arbor, MI, United States.
Simon J EvansDepartment of Psychiatry, University of Michigan, Ann Arbor, MI, United States. Electronic address: evanssi@umich.edu.
University of Michigan–Ann Arbor · USThe University of Texas Health Science Center at Houston · US

Funding

Pilot and Feasibility (P and F) ProgramP30DK089503 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI RANDY J SEELEY · 2010 to 2026
$20.3M
Statistics and Bioinformatics Core - WangU24DK097153 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BURANT, CHARLES F · 2012 to 2017
$10.1M
Nutritional Components of Psychiatric Disease and Treatment ResponseK01MH093708 · NIMH · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI EVANS, SIMON J · 2012 to 2015
$588k
NIDDK NIH HHS P30 DK089503NIDDK NIH HHS U24 DK097153NIMH NIH HHS K01 MH093708
6 · The paper itself

Abstract

Dietary polyunsaturated fatty acids (PUFA) and inflammatory proteins associate with immune activation and have been implicated in the pathophysiology of mood disorders. We have previously reported that individuals with bipolar disorder (BPD) have decreased PUFA intake, including eicosapentaenoic acid (EPA), docosahexaenoic acid (DHA), and arachidonic acid (AA); and decreased PUFA concentration of plasma EPA and linoleic acid (LA). We have also reported an association between plasma LA and its metabolites and burden of disease measures in BPD. In the current cross-sectional study we collected blood samples and diet records from both bipolar (n = 91) and control subjects (n = 75) to quantify plasma cytokine concentrations and dietary LA intake, respectively. Using multiple linear regression techniques, we tested for case control differences in plasma cytokine levels and associations between cytokines and dietary LA intake, adjusting for sex, age, BMI, and total energy intake. We found significantly higher plasma levels of interleukin 18 (IL-18) (p = 0.036), IL-18 binding protein (IL-18BP) (p = 0.001), soluble tumor necrosis factor receptor (sTNFR) 1 (p = 0.006), and sTNFR2 (p = 0.007) in BPD compared with controls. Moreover, BPD significantly moderated the associations of dietary LA intake with plasma levels of IL-18, sTNFR1 and sTNFR2, which were inverse associations in bipolar individuals and positive associations in controls (p for dietary LA x BPD diagnosis interaction < 0.05 for all three). These findings suggest potential dysregulation of LA metabolism in BPD, which may extend to a modified influence of dietary LA on specific inflammatory pathways in individuals with BPD compared to healthy controls.

Indexed as

AdultAge FactorsBiomarkersBipolar DisorderBody Mass IndexCase-Control StudiesCross-Sectional StudiesDietEatingEnzyme-Linked Immunosorbent AssayFemaleHumansInterleukin-18Interview, PsychologicalLinear ModelsLinoleic AcidBiomarkersIL18 protein, humanInterleukin-18Linoleic AcidReceptors, Tumor Necrosis Factor, Type IReceptors, Tumor Necrosis Factor, Type IIBipolar disorderInterleukinLinoleic acidTumor necrosis factor receptor

Identifiers

PMID27821270
PMCPMC5191991
OpenAlexW2543650189

What OpenQuestion holds

Textmetadata
LicenceTDM
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.