Evidence map›Paper›PMID 7737125›Full record

ArticleThe EMBO journal1995

Hormone induces binding of receptors and transcription factors to a rearranged nucleosome on the MMTV promoter in vivo.

M Truss, J Bartsch, A Schelbert, R J Haché, M Beato

Open access · greenAbstract readComparative Study
In one paragraph

Article in The EMBO journal, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 95 papers.

0numbers the graph read from it
0cells of the map it votes in
95citing papers in PubMed
24.9field-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

95 citing papers in PubMed, 308 citations in OpenAlex.

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35 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

5 authors at 1 institution in 1 country.

M TrussIMT, Marburg, Germany.
J Bartsch
A Schelbert
R J Haché
M Beato
Förderverein Institut für Medizintechnik Dresden · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hormonal induction of the mouse mammary tumour virus (MMTV) promoter is mediated by interactions between hormone receptors and other transcription factors bound to a complex array of sites. Previous results suggested that access to these sites is modulated by their precise organization into a positioned regulatory nucleosome. Using genomic footprinting, we show that MMTV promoter DNA is rotationally phased in intact cells containing either episomal or chromosomally integrated proviral fragments. Prior to induction there is no evidence for factors bound to the promoter. Following progesterone induction of cells with high levels of receptor, genomic footprinting detects simultaneous protection over the binding sites for hormone receptors, NF-I and the octamer binding proteins. Glucocorticoid or progestin induction leads to a characteristic chromatin remodelling that is independent of ongoing transcription. The centre of the regulatory nucleosome becomes more accessible to DNase I and restriction enzymes, but the limits of the nucleosome are unchanged and the 145 bp core region remains protected against micrococcal nuclease digestion. Thus, the nucleosome covering the MMTV promoter is neither removed nor shifted upon hormone induction, and all relevant transcription factors bind to the surface of the rearranged nucleosome. Since these factors cannot bind simultaneously to free DNA, maintainance of the nucleosome may be required for binding of factors to contiguous sites.

Indexed as

CCAAT-Enhancer-Binding ProteinsAnimalsBase SequenceBinding SitesCells, CulturedChromatinDNA-Binding ProteinsDNA, ViralHost Cell Factor C1Mammary Tumor Virus, MouseMiceModels, GeneticModels, MolecularMolecular ConformationMolecular Sequence DataNFI Transcription FactorsCCAAT-Enhancer-Binding ProteinsChromatinDNA-Binding ProteinsDNA, ViralHcfc1 protein, mouseHost Cell Factor C1NFI Transcription FactorsNucleosomesOctamer Transcription Factor-1Pou2f1 protein, mouseReceptors, Cytoplasmic and NuclearReceptors, GlucocorticoidReceptors, ProgesteroneTranscription Factors

Identifiers

PMID7737125
PMCPMC398267
OpenAlexW1504034854

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.