Evidence map›Paper›PMID 25510248›Full record

ArticleJournal of lipid research2015

Metabolomics reveal 1-palmitoyl lysophosphatidylcholine production by peroxisome proliferator-activated receptor α.

Haruya Takahashi, Tsuyoshi Goto, Yota Yamazaki, Kosuke Kamakari, Mariko Hirata, Hideyuki Suzuki, Daisuke Shibata, Rieko Nakata, Hiroyasu Inoue, Nobuyuki Takahashi and 1 more

Abstract read
In one paragraph

Article in Journal of lipid research, 2015. 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
–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.

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.

  1. Pooled it
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  11. Lifestyle and Food Habits Impact on Chronic Diseases: Roles of PPARs.International journal of molecular sciences · 2019
    Review
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  18. Graphene Oxide as a Novel Evenly Continuous Phase Matrix for TOF-SIMS.Journal of the American Society for Mass Spectrometry · 2017
    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

11 authors.

Haruya TakahashiLaboratory of Molecular Functions of Food, Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Uji, Kyoto 611-0011, Japan.
Tsuyoshi GotoLaboratory of Molecular Functions of Food, Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Uji, Kyoto 611-0011, Japan Research Unit for Physiological Chemistry, Kyoto University, Kyoto 606-8501, Japan.
Yota YamazakiLaboratory of Molecular Functions of Food, Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Uji, Kyoto 611-0011, Japan.
Kosuke KamakariLaboratory of Molecular Functions of Food, Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Uji, Kyoto 611-0011, Japan.
Mariko HirataLaboratory of Molecular Functions of Food, Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Uji, Kyoto 611-0011, Japan.
Hideyuki SuzukiKazusa DNA Research Institute, Kisarazu, Chiba 292-0818, Japan.
Daisuke ShibataKazusa DNA Research Institute, Kisarazu, Chiba 292-0818, Japan.
Rieko NakataNara Women's University, Nara 630-8506, Japan.
Hiroyasu InoueNara Women's University, Nara 630-8506, Japan.
Nobuyuki TakahashiLaboratory of Molecular Functions of Food, Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Uji, Kyoto 611-0011, Japan Research Unit for Physiological Chemistry, Kyoto University, Kyoto 606-8501, Japan.
Teruo KawadaLaboratory of Molecular Functions of Food, Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Uji, Kyoto 611-0011, Japan Research Unit for Physiological Chemistry, Kyoto University, Kyoto 606-8501, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

PPARα is well known as a master regulator of lipid metabolism. PPARα activation enhances fatty acid oxidation and decreases the levels of circulating and cellular lipids in obese diabetic patients. Although PPARα target genes are widely known, little is known about the alteration of plasma and liver metabolites during PPARα activation. Here, we report that metabolome analysis-implicated upregulation of many plasma lysoGP species during bezafibrate (PPARα agonist) treatment. In particular, 1-palmitoyl lysophosphatidylcholine [LPC(16:0)] is increased by bezafibrate treatment in both plasma and liver. In mouse primary hepatocytes, the secretion of LPC(16:0) increased on PPARα activation, and this effect was attenuated by PPARα antagonist treatment. We demonstrated that Pla2g7 gene expression levels in the murine hepatocytes were increased by PPARα activation, and the secretion of LPC(16:0) was suppressed by Pla2g7 siRNA treatment. Interestingly, LPC(16:0) activates PPARα and induces the expression of PPARα target genes in hepatocytes. Furthermore, we showed that LPC(16:0) has the ability to recover glucose uptake in adipocytes induced insulin resistance. These results reveal that LPC(16:0) is induced by PPARα activation in hepatocytes; LPC(16:0) contributes to the upregulation of PPARα target genes in hepatocytes and the recovery of glucose uptake in insulin-resistant adipocytes.

Indexed as

Metabolomics3T3-L1 CellsAnimalsBezafibrateChromatography, High Pressure LiquidHepatocytesInsulin ResistanceLipid MetabolismLysophosphatidylcholinesMaleMicePPAR alphaRNA, Small InterferingBezafibrateLysophosphatidylcholinesPPAR alphaRNA, Small InterferingWe 201liverlysoglycerophospholipidmass spectrometryomicsphospholipases/A2

Identifiers

PMID25510248
PMCPMC4306680

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.