Evidence map›Paper›PMID 18981214›Full record

ArticleMolecular and cellular biology2009

Mat1 inhibits peroxisome proliferator-activated receptor gamma-mediated adipocyte differentiation.

Katja Helenius, Ying Yang, Jukka Alasaari, Tomi P Mäkelä

Open access · bronzeAbstract read
In one paragraph

Article in Molecular and cellular biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
0.6field-weighted citation impact, top 32% 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

23 citing papers in PubMed, 45 citations in OpenAlex.

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  10. Pioglitazone Reduces β Amyloid LevelsFrontiers in aging neuroscience · 2019
    Article
  11. Functional Regulation of PPARs through Post-Translational Modifications.International journal of molecular sciences · 2018
    Review
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  17. ARCH domain of XPD, an anchoring platform for CAK that conditions TFIIH DNA repair and transcription activities.Proceedings of the National Academy of Sciences of the United States of America · 2013
    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

4 authors at 1 institution in 1 country.

Katja HeleniusGenome-Scale Biology Program and Institute of Biomedicine, Biomedicum Helsinki, 00014 University of Helsinki, Helsinki, Finland.
Ying Yang
Jukka Alasaari
Tomi P Mäkelä
University of Helsinki · FI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mammalian Cdk7, cyclin H, and Mat1 form the kinase submodule of transcription factor IIH (TFIIH) and have been considered ubiquitously expressed elements of the transcriptional machinery. Here we found that Mat1 and Cdk7 levels are undetectable in adipose tissues in vivo and downregulated during adipogenesis, where activation of peroxisome proliferator-activated receptor gamma (PPARgamma) acts as a critical differentiation switch. Using both Mat1(-/-) mouse embryonic fibroblasts and Cdk7 knockdown approaches, we show that the Cdk7 complex is an inhibitor of adipogenesis and is required for inactivation of PPARgamma through the phosphorylation of PPARgamma-S112. The results demonstrate that the Cdk7 submodule of TFIIH acts as a physiological roadblock to adipogenesis by inhibiting PPARgamma activity. The observation that components of TFIIH are absent from transcriptionally active adipose tissue prompts a reevaluation of the ubiquitous nature of basal transcription factors in mammalian tissues.

Indexed as

AdipogenesisAdipocytesAdipose Tissue, WhiteAmino Acid Transport Systems, NeutralAnimalsCell Cycle ProteinsCell DivisionCyclin-Dependent Kinase-Activating KinaseCyclin-Dependent KinasesFibroblastsMiceMice, KnockoutPhosphorylationPPAR gammaSerineTranscription FactorsAmino Acid Transport Systems, NeutralCdk7 protein, mouseCell Cycle ProteinsCyclin-Dependent Kinase-Activating KinaseCyclin-Dependent KinasesMnat1 protein, mousePPAR gammaSerineTranscription FactorsTranscription Factor TFIIH

Identifiers

PMID18981214
PMCPMC2612500
OpenAlexW2147115953

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.