Evidence map›Paper›PMID 15743834›Full record

ArticleMolecular and cellular biology2005

p21WAF1/CIP1 selectively controls the transcriptional activity of estrogen receptor alpha.

Asmaà Fritah, Cécile Saucier, Jan Mester, Gérard Redeuilh, Michèle Sabbah

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

35 citing papers in PubMed, 75 citations in OpenAlex.

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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

5 authors at 3 institutions in 1 country.

Asmaà FritahInstitut National de la Santé et de la Recherche Médicale U482, Hôpital Saint-Antoine, 184 rue du Faubourg Saint-Antoine, 75571 Paris Cedex 12, France.
Cécile Saucier
Jan Mester
Gérard Redeuilh
Michèle Sabbah
Sorbonne Université · FRHôpital Saint-Antoine · FRInserm · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Estrogen receptors (ER) are ligand-dependent transcription factors that regulate growth, differentiation, and maintenance of cellular functions in a wide variety of tissues. We report here that p21WAF1/CIP1, a cyclin-dependent kinase (Cdk) inhibitor, cooperates with CBP to regulate the ERalpha-mediated transcription of endogenous target genes in a promoter-specific manner. The estrogen-induced expression of the progesterone receptor and WISP-2 mRNA transcripts in MCF-7 cells was enhanced by p21WAF1/CIP1, whereas that of the cyclin D1 mRNA was reduced and the pS2 mRNA was not affected. Chromatin immunoprecipitation assays revealed that p21WAF1/CIP1 was recruited simultaneously with ERalpha and CBP to the endogenous progesterone receptor gene promoter in an estrogen-dependent manner. Experiments in which the p21WAF1/CIP1 protein was knocked down by RNA interference showed that the induction of the expression of the gene encoding the progesterone receptor required p21WAF1/CIP1, in contrast with that of the cyclin D1 and pS2 genes. p21WAF1/CIP1 induced not only cell cycle arrest in breast cancer cells but also milk fat globule protein and lipid droplets, indicators of the differentiated phenotype, as well as cell flattening and increase of the volume of the cytoplasm. These results indicate that p21WAF1/CIP1, in addition to its Cdk-regulatory role, behaves as a transcriptional coactivator in a gene-specific manner implicated in cell differentiation.

Indexed as

Gene Expression RegulationBreast NeoplasmsCell CycleCell Cycle ProteinsCell DifferentiationChromatin ImmunoprecipitationCREB-Binding ProteinCyclin D1Cyclin-Dependent Kinase Inhibitor p21CytoplasmEstradiolEstrogen Receptor alphaFemaleHumansNuclear ProteinsPromoter Regions, GeneticCDKN1A protein, humanCell Cycle ProteinsCREB-Binding ProteinCREBBP protein, humanCyclin D1Cyclin-Dependent Kinase Inhibitor p21EstradiolEstrogen Receptor alphaNuclear ProteinsProteinsRNA, MessengerTFF1 protein, humanTrans-ActivatorsTrefoil Factor-1Tumor Suppressor Proteins

Identifiers

PMID15743834
PMCPMC1061593
OpenAlexW2108528711

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.