Evidence map›Paper›PMID 22033933›Full record

ArticleThe Journal of biological chemistry2011

Peroxisome proliferator-activated receptor α (PPARα) induces PPARγ coactivator 1α (PGC-1α) gene expression and contributes to thermogenic activation of brown fat: involvement of PRDM16.

Elayne Hondares, Meritxell Rosell, Julieta Díaz-Delfín, Yolanda Olmos, Maria Monsalve, Roser Iglesias, Francesc Villarroya, Marta Giralt

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 149 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
149citing papers in PubMed, 1 pooled it
7.8field-weighted citation impact, top 2% 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

149 citing papers in PubMed, 1 synthesis or guideline pooled it, 287 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Review
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  17. 5G Radiofrequency Exposure ReducesInternational journal of molecular sciences · 2025
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  18. Review
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89 more citing papers are in PubMed but not listed here.

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

8 authors at 3 institutions in 1 country.

Elayne HondaresDepartment of Biochemistry and Molecular Biology and Institute of Biomedicine, University of Barcelona, and CIBER Fisiopatología de la Obesidad y Nutrición, Barcelona, Catalonia, Spain.
Meritxell Rosell
Julieta Díaz-Delfín
Yolanda Olmos
Maria Monsalve
Roser Iglesias
Francesc Villarroya
Marta Giralt
Instituto de Salud Carlos III · ESCentro de Investigación Biomédica en Red · ESInstitute for Research in Biomedicine · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Peroxisome proliferator activated receptor α (PPARα) is a distinctive marker of the brown fat phenotype that has been proposed to coordinate the transcriptional activation of genes for lipid oxidation and for thermogenic uncoupling protein 1 in brown adipose tissue. Here, we investigated the involvement of PPARα in the transcriptional control of the PPARγ coactivator (PGC)-1α gene. Treatment with PPARα agonists induced PGC-1α mRNA expression in brown fat in vivo and in primary brown adipocytes. This enhancement of PGC-1α transcription was mediated by PPARα binding to a PPAR-responsive element in the distal PGC-1α gene promoter. PGC-1α gene expression was decreased in PPARα-null brown fat, both under basal conditions and in response to thermogenic activation. Moreover, PPARα- and cAMP-mediated pathways interacted to control PGC-1α transcription. PRDM16 (PRD1-BF1-RIZ1 homologous domain-containing 16) promoted PPARα induction of PGC-1α gene transcription, especially under conditions in which protein kinase A pathways were activated. This enhancement was associated with the interaction of PRDM16 with the PGC-1α promoter at the PPARα-binding site. In addition, PPARα promoted the expression of the PRDM16 gene in brown adipocytes, and activation of PPARα in human white adipocytes led to the appearance of a brown adipocyte pattern of gene expression, including induction of PGC-1α and PRDM16. Collectively, these results suggest that PPARα acts as a key component of brown fat thermogenesis by coordinately regulating lipid catabolism and thermogenic gene expression via induction of PGC-1α and PRDM16.

Indexed as

Adipocytes, BrownAnimalsBlotting, WesternCells, CulturedChromatin ImmunoprecipitationDNA-Binding ProteinsFemaleGene Expression RegulationMaleMicePeroxisome Proliferator-Activated Receptor Gamma Coactivator 1-alphaPPAR alphaProtein BindingReal-Time Polymerase Chain ReactionThermogenesisTrans-ActivatorsDNA-Binding ProteinsPeroxisome Proliferator-Activated Receptor Gamma Coactivator 1-alphaPPAR alphaPpargc1a protein, mousePrdm16 protein, mouseTrans-ActivatorsTranscription Factors

Identifiers

PMID22033933
PMCPMC3234861
OpenAlexW2039011321

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.