Evidence map›Paper›PMID 9029156›Full record

ArticleThe EMBO journal1997

p300 is required for MyoD-dependent cell cycle arrest and muscle-specific gene transcription.

P L Puri, M L Avantaggiati, C Balsano, N Sang, A Graessmann, A Giordano, M Levrero

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 105 papers.

0numbers the graph read from it
0cells of the map it votes in
105citing papers in PubMed
10.7field-weighted citation impact, top 1% 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

105 citing papers in PubMed, 282 citations in OpenAlex.

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  17. Germline or inducible knockout of p300 or CBP in skeletal muscle does not alter insulin sensitivity.American journal of physiology. Endocrinology and metabolism · 2019
    Article
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45 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

7 authors at 1 institution in 1 country.

P L PuriFondazione Andrea Cesalpino, Università degli Studi di Roma La Sapienza, Rome, Italy.
M L Avantaggiati
C Balsano
N Sang
A Graessmann
A Giordano
M Levrero
Fondazione Andrea Cesalpino · IT

Funding

pRb2/p130: from the mechanisms to gene therapyR01CA060999 · NCI · THOMAS JEFFERSON UNIVERSITY · PI GIORDANO, ANTONIO · 1994 to 2008
$2.6M
NCI NIH HHS R01 CA60999-01A1Telethon A.064
6 · The paper itself

Abstract

The nuclear phosphoprotein p300 is a new member of a family of 'co-activators' (which also includes the CREB binding protein CBP), that directly modulate transcription by interacting with components of the basal transcriptional machinery. Both p300 and CBP are targeted by the adenovirus E1A protein, and binding to p300 is required for E1A to inhibit terminal differentiation in both keratinocytes and myoblasts. Here we demonstrate that, in differentiating skeletal muscle cells, p300 physically interacts with the myogenic basic helix-loop-helix (bHLH) regulatory protein MyoD at its DNA binding sites. During muscle differentiation, MyoD plays a dual role: besides activating muscle-specific transcription, it induces permanent cell cycle arrest by up-regulating the cyclin-dependent kinase inhibitor p21. We show that p300 is involved in both these activities. Indeed, E1A mutants lacking the ability to bind p300 are greatly impaired in the repression of E-box-driven transcription, and p300 overexpression rescues the wild-type E1A-mediated repression. Moreover, p300 potentiates MyoD- and myogenin-dependent activation of transcription from E-box-containing reporter genes. We also provide evidence, obtained by microinjection of anti-p300 antibodies, that p300 is required for MyoD-dependent cell cycle arrest in either myogenic cells induced to differentiate or in MyoD-converted C3H10T1/2 fibroblasts, but is dispensable for maintenance of the postmitotic state of myotubes.

Indexed as

Cell CycleGene Expression Regulation, DevelopmentalMuscle DevelopmentTrans-ActivatorsAnimalsBlotting, WesternCell DifferentiationDNAE1A-Associated p300 ProteinHelix-Loop-Helix MotifsMiceMicroinjectionsMuscle, SkeletalMyoD ProteinMyogeninNuclear ProteinsDNAE1A-Associated p300 ProteinEp300 protein, mouseMyoD ProteinMyogeninMyog protein, mouseNuclear ProteinsTrans-ActivatorsTranscription Factors

Identifiers

PMID9029156
PMCPMC1169642
OpenAlexW2064726837

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.