Evidence map›Paper›PMID 19164449›Full record

ArticleMolecular endocrinology (Baltimore, Md.)2009

Insulin regulates TRB3 and other stress-responsive gene expression through induction of C/EBPbeta.

Keyong Du, Jixin Ding

Open access · bronzeAbstract read
In one paragraph

Article in Molecular endocrinology (Baltimore, Md.), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.1field-weighted citation impact, top 25% 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

22 citing papers in PubMed, 32 citations in OpenAlex.

  1. Article
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  4. TRIB3‒GSK-3Acta pharmaceutica Sinica. B · 2021
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  6. Obesity-induced TRB3 negatively regulates Brown adipose tissue function in mice.Biochemical and biophysical research communications · 2021
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  12. Overexpression of TRB3 in muscle alters muscle fiber type and improves exercise capacity in mice.American journal of physiology. Regulatory, integrative and comparative physiology · 2014
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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 1 institution in 1 country.

Keyong DuMolecular Oncology Research Institute, Tufts Medical Center, Boston, Massachusetts 02111, USA. kdu@tufts-nemc.org
Jixin Ding
Tufts Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pseudokinase TRB3 is an inducible gene whose expression is regulated by stress response and insulin and associated with insulin resistance and metabolic syndrome. In this report, we have investigated the mechanism under which insulin regulates TRB3 gene expression and demonstrated that insulin induces TRB3 expression via C/EBPbeta. We found that in Fao hepatoma and 3T3-L1 adipocytes, C/EBPbeta expression induced by insulin preceded that of TRB3 and that mutation of the C/EBPbeta binding site in TRB3 promoter abolished the responsiveness of the TRB3 gene to insulin. We further showed that ectopic expression of C/EBPbeta augmented, whereas knockdown of C/EBPbeta reduced, TRB3 expression induced by insulin. In addition, we presented data to show that insulin, through a similar mechanism under which insulin induces TRB3 expression, promotes the expression of genes such as ANAS, ATF3, BIP, and CHOP, which are typical stress-responsive genes. We also examined the impact of C/EBPbeta expression on Akt activation and found that inaction of C/EBPbeta not only augmented Akt activation but also obliterated the suppression of Akt activation due to prolonged insulin stimulation. We suggest, through induction of C/EBPbeta in hepatic cells and adipocytes, that insulin induces the expression of stress-responsive genes, which may represent a novel insulin action.

Indexed as

Gene Expression Regulation3T3-L1 CellsAnimalsCCAAT-Enhancer-Binding Protein-betaCell Cycle ProteinsInsulinMicePhosphatidylinositol 3-KinasesPromoter Regions, GeneticProto-Oncogene Proteins c-aktStress, PhysiologicalCCAAT-Enhancer-Binding Protein-betaCell Cycle ProteinsInsulinPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktTRB3 protein, mouse

Identifiers

PMID19164449
PMCPMC5419275
OpenAlexW2044546177

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.