Evidence map›Paper›PMID 8355673›Full record

ArticleMolecular and cellular biology1993

An E box mediates activation and repression of the acetylcholine receptor delta-subunit gene during myogenesis.

A M Simon, S J Burden

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
4.5field-weighted citation impact, top 5% 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

30 citing papers in PubMed, 87 citations in OpenAlex.

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  7. Aberrant development of motor axons and neuromuscular synapses in MyoD-null mice.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2003
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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

2 authors at 1 institution in 1 country.

A M SimonBiology Department, Massachusetts Institute of Technology, Cambridge 02139.
S J Burden
Massachusetts Institute of Technology · US

Funding

REGULATION OF ACHR GENE EXPRESSION--ELECTRICAL ACTIVITYR01NS027963 · NINDS · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI BURDEN, STEVEN · 1990 to 2004
$2.1M
NINDS NIH HHS NS27963
6 · The paper itself

Abstract

The genes encoding the skeletal muscle acetylcholine receptor (AChR) are induced during muscle development and are regulated subsequently by innervation. Because both the initiation and the subsequent regulation of AChR expression are controlled by transcriptional mechanisms, an understanding of the steps that regulate AChR expression following innervation is likely to require knowledge of the pathway that activates AChR genes during myogenesis. Thus, we sought to identify the cis-acting sequences that regulate expression of the AChR delta-subunit gene during muscle differentiation. We transfected muscle and nonmuscle cell lines with gene fusions between 5'-flanking DNA from the AChR delta-subunit gene and the human growth hormone gene, and we show here that 148 bp of 5'-flanking DNA from the AChR delta-subunit gene contains two regulatory elements that control muscle-specific gene expression. One element is an E box, which is important both for activation of the delta-subunit gene in myotubes and for its repression in myoblasts and nonmuscle cells. Mutation of this E box, which prevents binding of MyoD-E2A and myogenin-E2A heterodimers, decreases expression in myotubes and increases expression in myoblasts and nonmuscle cells. An E-box binding activity, which does not contain MyoD, myogenin, or E2A proteins, is present in muscle and nonmuscle cells and may be responsible for repressing the delta-subunit gene in myoblasts and nonmuscle cells. An enhancer, which lacks E boxes, is also required for expression of the delta-subunit gene but does not confer muscle-specific expression.

Indexed as

Regulatory Sequences, Nucleic AcidAnimalsBase SequenceCell DifferentiationCell LineDNA-Binding ProteinsDNA Mutational AnalysisEnhancer Elements, GeneticGene Expression RegulationIn Vitro TechniquesMiceMolecular Sequence DataMusclesNuclear ProteinsReceptors, NicotinicSequence DeletionDNA-Binding ProteinsNuclear ProteinsReceptors, Nicotinic

Identifiers

PMID8355673
PMCPMC360201
OpenAlexW2252642475

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.