Evidence map›Paper›PMID 24755648›Full record

ArticleJournal of lipid research2014

The IGF2 mRNA binding protein p62/IGF2BP2-2 induces fatty acid elongation as a critical feature of steatosis.

Stephan Laggai, Sonja M Kessler, Stefan Boettcher, Valérie Lebrun, Katja Gemperlein, Eva Lederer, Isabelle A Leclercq, Rolf Mueller, Rolf W Hartmann, Johannes Haybaeck and 1 more

Erratum issuedOpen access · hybridAbstract read
In one paragraph

Article in Journal of lipid research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
2.4field-weighted citation impact, top 12% 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

30 citing papers in PubMed, 45 citations in OpenAlex.

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  19. Frontiers in medicine · 2019
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 4 institutions in 3 countries.

Stephan LaggaiDepartment of Pharmacy, Pharmaceutical Biology, Department of Pharmacy, Pharmaceutical, Saarland University, Saarbrücken, Germany.
Sonja M KesslerDepartment of Pharmacy, Pharmaceutical Biology, Department of Pharmacy, Pharmaceutical, Saarland University, Saarbrücken, Germany Medicinal Chemistry, Saarland University, Saarbrücken, Germany Laboratory of Hepato-gastroenterology, Institut de Recherche expérimentale et Clinique, Université catholique de Louvain, Brussels, Belgium.
Stefan BoettcherMedicinal Chemistry, Saarland University, Saarbrücken, Germany.
Valérie LebrunLaboratory of Hepato-gastroenterology, Institut de Recherche expérimentale et Clinique, Université catholique de Louvain, Brussels, Belgium.
Katja GemperleinDepartment of Pharmacy, Pharmaceutical Biotechnology, Saarland University, Saarbrücken, Germany Helmholtz Institute for Pharmaceutical Research Saarland (HIPS), Helmholtz Centre for Infection Research (HZI), Saarbrücken, Germany.
Eva LedererInstitute of Pathology, Medical University of Graz, Graz, Austria.
Isabelle A LeclercqLaboratory of Hepato-gastroenterology, Institut de Recherche expérimentale et Clinique, Université catholique de Louvain, Brussels, Belgium.
Rolf MuellerDepartment of Pharmacy, Pharmaceutical Biotechnology, Saarland University, Saarbrücken, Germany Helmholtz Institute for Pharmaceutical Research Saarland (HIPS), Helmholtz Centre for Infection Research (HZI), Saarbrücken, Germany.
Rolf W HartmannMedicinal Chemistry, Saarland University, Saarbrücken, Germany Helmholtz Institute for Pharmaceutical Research Saarland (HIPS), Helmholtz Centre for Infection Research (HZI), Saarbrücken, Germany.
Johannes HaybaeckInstitute of Pathology, Medical University of Graz, Graz, Austria.
Alexandra K KiemerDepartment of Pharmacy, Pharmaceutical Biology, Department of Pharmacy, Pharmaceutical, Saarland University, Saarbrücken, Germany.
Saarland University · DEUCLouvain · BEHelmholtz Institute for Pharmaceutical Research Saarland · DEMedical University of Graz · AT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Liver-specific overexpression of the insulin-like growth factor 2 (IGF2) mRNA binding protein p62/IGF2BP2-2 induces a fatty liver, which highly expresses IGF2 Because IGF2 expression is elevated in patients with steatohepatitis, the aim of our study was to elucidate the role and interconnection of p62 and IGF2 in lipid metabolism. Expression of p62 and IGF2 highly correlated in human liver disease. p62 induced an elevated ratio of C18:C16 and increased fatty acid elongase 6 (ELOVL6) protein, the enzyme catalyzing the elongation of C16 to C18 fatty acids and promoting nonalcoholic steatohepatitis in mice and humans. The p62 overexpression induced the activation of the ELOVL6 transcriptional activator sterol regulatory element binding transcription factor 1 (SREBF1). Recombinant IGF2 induced the nuclear translocation of SREBF1 and a neutralizing IGF2 antibody reduced ELOVL6 and mature SREBF1 protein levels. Concordantly, p62 and IGF2 correlated with ELOVL6 in human livers. Decreased palmitoyl-CoA levels, as found in p62 transgenic livers, can explain the lipogenic action of ELOVL6. Accordingly, p62 represents an inducer of hepatic C18 fatty acid production via a SREBF1-dependent induction of ELOVL6. These findings underline the detrimental role of p62 in liver disease.

Indexed as

AcetyltransferasesAnimalsFatty Acid ElongasesFatty AcidsFatty LiverInsulin-Like Growth Factor IIMiceMice, TransgenicRNA-Binding ProteinsSterol Regulatory Element Binding Protein 1AcetyltransferasesELOVL6 protein, humanElovl6 protein, mouseFatty Acid ElongasesFatty AcidsIGF2BP2 protein, mouseIGF2 protein, mouseInsulin-Like Growth Factor IIRNA-Binding ProteinsSrebf1 protein, mouseSterol Regulatory Element Binding Protein 1fatty acid elongase 6hepatic steatosisinsulin-like growth factor 2 signallingsterol regulatory element binding transcription factor 1

Identifiers

PMID24755648
PMCPMC4031940
OpenAlexW2141580100

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.