Evidence map›Paper›PMID 15883200›Full record

ArticleThe Journal of cell biology2005

Agrin mediates a rapid switch from electrical coupling to chemical neurotransmission during synaptogenesis.

Agnès O Martin, Gérard Alonso, Nathalie C Guérineau

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 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.1field-weighted citation impact, top 25% 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

20 citing papers in PubMed, 45 citations in OpenAlex.

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  10. Roles of connexins and pannexins in (neuro)endocrine physiology.Cellular and molecular life sciences : CMLS · 2015
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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

3 authors at 2 institutions in 1 country.

Agnès O MartinCNRS UMR5203, INSERM U661, Université Montpellier I, Département d'Endocrinologie, Institut de Génomique Fonctionnelle, 34094 Montpellier Cedex 5, France.
Gérard Alonso
Nathalie C Guérineau
Centre National de la Recherche Scientifique · FRInserm · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In contrast to its well-established actions as an organizer of synaptic differentiation at the neuromuscular junction, the proteoglycan agrin is still in search of a function in the nervous system. Here, we report an entirely unanticipated role for agrin in the dual modulation of electrical and chemical intercellular communication that occurs during the critical period of synapse formation. When applied at the developing splanchnic nerve-chromaffin cell cholinergic synapse in rat adrenal acute slices, agrin rapidly modified cell-to-cell communication mechanisms. Specifically, it led to decreased gap junction-mediated electrical coupling that preceded an increase in nicotinic synaptic transmission. This developmental switch from predominantly electrical to chemical communication was fully operational within one hour and depended on the activation of Src family-related tyrosine kinases. Hence, agrin may play a pivotal role in synaptogenesis in promoting a rapid switch between electrical coupling and synaptic neurotransmission.

Indexed as

AcetylcholineAdrenal MedullaAgingAgrinAnimalsAnimals, NewbornCell DifferentiationCholinergic FibersChromaffin CellsFemaleGap JunctionsOrgan Culture TechniquesPatch-Clamp TechniquesRatsRats, WistarSplanchnic NervesAcetylcholineAgrinsrc-Family Kinases

Identifiers

PMID15883200
PMCPMC2171940
OpenAlexW1964699927

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.