Evidence map›Paper›PMID 24876382›Full record

ArticleThe Journal of biological chemistry2014

Hypoxia-inducible lipid droplet-associated (HILPDA) is a novel peroxisome proliferator-activated receptor (PPAR) target involved in hepatic triglyceride secretion.

Frits Mattijssen, Anastasia Georgiadi, Tresty Andasarie, Ewa Szalowska, Annika Zota, Anja Krones-Herzig, Christoph Heier, Dariusz Ratman, Karolien De Bosscher, Ling Qi and 3 more

Abstract read
In one paragraph

Article in The Journal of biological chemistry, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing 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.

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

37 citing papers in PubMed.

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  10. Triglyceride breakdown from lipid droplets regulates the inflammatory response in macrophages.Proceedings of the National Academy of Sciences of the United States of America · 2022
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  16. Sex Dimorphism of Nonalcoholic Fatty Liver Disease (NAFLD) inInternational journal of molecular sciences · 2021
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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

13 authors.

Frits MattijssenFrom the Nutrition, Metabolism, and Genomics Group, Division of Human Nutrition, Wageningen University, 6700 EV Wageningen, The Netherlands.
Anastasia GeorgiadiFrom the Nutrition, Metabolism, and Genomics Group, Division of Human Nutrition, Wageningen University, 6700 EV Wageningen, The Netherlands.
Tresty AndasarieFrom the Nutrition, Metabolism, and Genomics Group, Division of Human Nutrition, Wageningen University, 6700 EV Wageningen, The Netherlands.
Ewa Szalowskathe RIKILT-Institute of Food Safety, Wageningen University and Research Centre, 6700AE Wageningen, The Netherlands.
Annika Zotathe Joint Division Molecular Metabolic Control, DKFZ-ZMBH Alliance, Network Aging Research, German Cancer Research Center (DKFZ) Heidelberg, Center for Molecular Biology (ZMBH), and University Hospital, Heidelberg University, 69120 Heidelberg, Germany.
Anja Krones-Herzigthe Joint Division Molecular Metabolic Control, DKFZ-ZMBH Alliance, Network Aging Research, German Cancer Research Center (DKFZ) Heidelberg, Center for Molecular Biology (ZMBH), and University Hospital, Heidelberg University, 69120 Heidelberg, Germany.
Christoph Heierthe Institute of Molecular Biosciences, University of Graz, Graz, Austria.
Dariusz Ratmanthe Cytokine Receptor Laboratory, Nuclear Receptor Signaling Unit, Department of Medical Protein Research, Flanders Institute for Biotechnology, University of Ghent, Albert Baertsoenkaai 3, B-9000 Gent, Belgium, and.
Karolien De Bosscherthe Cytokine Receptor Laboratory, Nuclear Receptor Signaling Unit, Department of Medical Protein Research, Flanders Institute for Biotechnology, University of Ghent, Albert Baertsoenkaai 3, B-9000 Gent, Belgium, and.
Ling Qithe Division of Nutritional Sciences, Cornell University, Ithaca, New York 14853.
Rudolf Zechnerthe Institute of Molecular Biosciences, University of Graz, Graz, Austria.
Stephan Herzigthe Joint Division Molecular Metabolic Control, DKFZ-ZMBH Alliance, Network Aging Research, German Cancer Research Center (DKFZ) Heidelberg, Center for Molecular Biology (ZMBH), and University Hospital, Heidelberg University, 69120 Heidelberg, Germany.
Sander KerstenFrom the Nutrition, Metabolism, and Genomics Group, Division of Human Nutrition, Wageningen University, 6700 EV Wageningen, The Netherlands, the Division of Nutritional Sciences, Cornell University, Ithaca, New York 14853 sander.kersten@wur.nl.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Peroxisome proliferator-activated receptors (PPARs) play major roles in the regulation of hepatic lipid metabolism through the control of numerous genes involved in processes such as lipid uptake and fatty acid oxidation. Here we identify hypoxia-inducible lipid droplet-associated (Hilpda/Hig2) as a novel PPAR target gene and demonstrate its involvement in hepatic lipid metabolism. Microarray analysis revealed that Hilpda is one of the most highly induced genes by the PPARα agonist Wy14643 in mouse precision cut liver slices. Induction of Hilpda mRNA by Wy14643 was confirmed in mouse and human hepatocytes. Oral dosing with Wy14643 similarly induced Hilpda mRNA levels in livers of wild-type mice but not Ppara(-/-) mice. Transactivation studies and chromatin immunoprecipitation showed that Hilpda is a direct PPARα target gene via a conserved PPAR response element located 1200 base pairs upstream of the transcription start site. Hepatic overexpression of HILPDA in mice via adeno-associated virus led to a 4-fold increase in liver triglyceride storage, without any changes in key genes involved in de novo lipogenesis, β-oxidation, or lipolysis. Moreover, intracellular lipase activity was not affected by HILPDA overexpression. Strikingly, HILPDA overexpression significantly impaired hepatic triglyceride secretion. Taken together, our data uncover HILPDA as a novel PPAR target that raises hepatic triglyceride storage via regulation of triglyceride secretion.

Indexed as

AnimalsAnticholesteremic AgentsCell LineHumansLipogenesisLiverMiceMice, KnockoutNeoplasm ProteinsPPAR alphaPyrimidinesRatsRats, WistarResponse ElementsRNA, MessengerTriglyceridesAnticholesteremic AgentsHILPDA protein, humanNeoplasm Proteinspirinixic acidPPAR alphaPyrimidinesRNA, MessengerTriglyceridesHig2Lipid DropletsLipoprotein SecretionLiver MetabolismLiver SlicesNuclear ReceptorPeroxisome Proliferator-activated Receptor (PPAR)PPRESteatosisVLDL

Identifiers

PMID24876382
PMCPMC4094041

What OpenQuestion holds

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Registered trials

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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.