Evidence map›Paper›PMID 17906698›Full record

ArticleOncogene2008

P300 plays a role in p16(INK4a) expression and cell cycle arrest.

X Wang, L Pan, Y Feng, Y Wang, Q Han, L Han, S Han, J Guo, B Huang, J Lu

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

36 citing papers in PubMed, 79 citations in OpenAlex.

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  10. Transcriptional regulation of INK4/ARF locus by cis and trans mechanisms.Frontiers in cell and developmental biology · 2022
    Review
  11. 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

10 authors at 1 institution in 1 country.

X WangInstitute of Genetics and Cytology, Northeast Normal University, Changchun, China.
L Pan
Y Feng
Y Wang
Q Han
L Han
S Han
J Guo
B Huang
J Lu
Northeast Normal University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

As a cyclin-dependent kinase inhibitor, p16(INK4a) plays a key role in cell cycle progression and cellular differentiation, and its expression is frequently altered in human cancers through epigenetically mediated transcriptional silencing. In this report, we demonstrate that p300 was able to induce cell cycle arrest, and this process was reversed by p16(INK4a) silencing by RNA interference in HeLa cells. We also show that p300 was involved in activation of p16(INK4a) expression in 293T cells. Specifically, p300 cooperated with Sp1 to stimulate both p16(INK4a) promoter activity and mRNA expression. Co-immunoprecipitation and mammalian two-hybrid assays revealed that p300 and Sp1 formed a complex through interaction between the Q domain of p300 and the N-terminal domain of Sp1. The chromatin immunoprecipitation assays verified that p300 was recruited to p16(INK4a) promoter, and the histone acetyltransferase domain of p300 participated in p16(INK4a) activation through inducing hyperacetylation of histone H4 at p16(INK4a) gene. These data suggest that p300 plays a critical role in transcriptional regulation of p16(INK4a) and in cell cycle arrest.

Indexed as

Gene Expression Regulation, NeoplasticAcetylationBlotting, WesternChromatin ImmunoprecipitationColony-Forming Units AssayCyclin-Dependent Kinase Inhibitor p16E1A-Associated p300 ProteinFlow CytometryG1 PhaseGene SilencingHeLa CellsHistone AcetyltransferasesHistonesHumansImmunoprecipitationKidneyCyclin-Dependent Kinase Inhibitor p16E1A-Associated p300 ProteinEP300 protein, humanHistone AcetyltransferasesHistonesRNA, MessengerSp1 Transcription Factor

Identifiers

PMID17906698
OpenAlexW2031162730

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.