Evidence map›Paper›PMID 9315656›Full record

ArticleMolecular and cellular biology1997

SNF2beta-BRG1 is essential for the viability of F9 murine embryonal carcinoma cells.

C Sumi-Ichinose, H Ichinose, D Metzger, P Chambon

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 90 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
90citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 8% 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

90 citing papers in PubMed, 1 synthesis or guideline pooled it, 164 citations in OpenAlex.

  1. Pooled it
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30 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

4 authors at 3 institutions in 1 country.

C Sumi-IchinoseInstitut de Génétique et de Biologie Moléculaire et Cellulaire, CNRS/INSERM/ULP, Collège de France, Illkirch, CU de Strasbourg.
H Ichinose
D Metzger
P Chambon
Centre National de la Recherche Scientifique · FRCollège de France · FRInserm · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The yeast and animal SNF-SWI and related multiprotein complexes are thought to play an important role in processes, such as transcription factor binding to regulatory elements, which require nucleosome remodeling in order to relieve the repressing effect of packaging DNA in chromatin. There are two mammalian homologs of the yeast SNF2-SWI2 subunit protein, SNF2alpha-brm and SNF2beta-BRG1, and overexpression of either one of them has been shown to enhance transcriptional activation by glucocorticoid, estrogen, and retinoic acid (RA) receptors in transiently transfected cells. We have investigated here the function of SNF2beta-BRG1 in the RA receptor-retinoid X receptor-mediated transduction of the retinoid signal in F9 embryonal carcinoma (EC) cells which differentiate into endodermal-like cells upon RA treatment. The two SNF2beta-BRG1 alleles have been targeted by homologous recombination and subsequently disrupted by using a conditional Cre recombinase. We show that F9 EC cells inactivated on both SNF2beta alleles are not viable and that heterozygous mutant cells are affected in proliferation but not in RA-induced differentiation. Thus, in F9 EC cells, SNF2beta-BRG1 appears to play an essential role in basal processes involved in cell proliferation, in addition to its putative role in the activation of transcription mediated by nuclear receptors.

Indexed as

AllelesAmino Acid SequenceAnimalsBase SequenceCell DifferentiationCell DivisionCell SurvivalCloning, MolecularDNA-Binding ProteinsDNA HelicasesEmbryonal Carcinoma Stem CellsGene TargetingHumansMiceMolecular Sequence DataNeoplastic Stem CellsDNA-Binding ProteinsDNA HelicasesNuclear ProteinsReceptors, Retinoic AcidRetinoid X ReceptorsSMARCA2 protein, humanSmarca2 protein, mouseSMARCA4 protein, humanSmarca4 protein, mouseTranscription FactorsTretinoin

Identifiers

PMID9315656
PMCPMC232446
OpenAlexW1822649161

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.