Evidence map›Paper›PMID 15851520›Full record

ArticleThe Journal of cell biology2005

LL5beta: a regulator of postsynaptic differentiation identified in a screen for synaptically enriched transcripts at the neuromuscular junction.

Masashi Kishi, Terrance T Kummer, Stephen J Eglen, Joshua R Sanes

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing 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

46 citing papers in PubMed, 86 citations in OpenAlex.

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  16. PIPScientific reports · 2019
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  20. Muscle Fibers Secrete FGFBP1 to Slow Degeneration of Neuromuscular Synapses during Aging and Progression of ALS.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2017
    Article
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 1 institution in 1 country.

Masashi KishiDepartment of Anatomy and Neurobiology, Washington University Medical Center, St. Louis, MO 63110, USA.
Terrance T Kummer
Stephen J Eglen
Joshua R Sanes
Washington University Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In both neurons and muscle fibers, specific mRNAs are concentrated beneath and locally translated at synaptic sites. At the skeletal neuromuscular junction, all synaptic RNAs identified to date encode synaptic components. Using microarrays, we compared RNAs in synapse-rich and -free regions of muscles, thereby identifying transcripts that are enriched near synapses and that encode soluble membrane and nuclear proteins. One gene product, LL5beta, binds to both phosphoinositides and a cytoskeletal protein, filamin, one form of which is concentrated at synaptic sites. LL5beta is itself associated with the cytoplasmic face of the postsynaptic membrane; its highest levels border regions of highest acetylcholine receptor (AChR) density, which suggests a role in "corraling" AChRs. Consistent with this idea, perturbing LL5beta expression in myotubes inhibits AChR aggregation. Thus, a strategy designed to identify novel synaptic components led to identification of a protein required for assembly of the postsynaptic apparatus.

Indexed as

AnimalsCell DifferentiationContractile ProteinsFilaminsGene Expression ProfilingGene Expression RegulationInterleukin-5MiceMicrofilament ProteinsMuscle Fibers, SkeletalMuscle, SkeletalNeuromuscular JunctionOligonucleotide Array Sequence AnalysisPhosphatidylinositolsProtein BindingReceptors, CholinergicContractile ProteinsFilaminsInterleukin-5Microfilament ProteinsPhosphatidylinositolsReceptors, CholinergicRNA, Messenger

Identifiers

PMID15851520
PMCPMC2171857
OpenAlexW2095738705

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.