Evidence map›Paper›PMID 23471010›Full record

ArticleeLife2013

Mutual inhibition among postmitotic neurons regulates robustness of brain wiring in Drosophila.

Marion Langen, Marta Koch, Jiekun Yan, Natalie De Geest, Maria-Luise Erfurth, Barret D Pfeiffer, Dietmar Schmucker, Yves Moreau, Bassem A Hassan

Abstract read
In one paragraph

Article in eLife, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
–field-weighted citation impact
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

23 citing papers in PubMed.

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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

9 authors.

Marion LangenCenter for the Biology of Disease , VIB , Leuven , Belgium ; Center for Human Genetics , University of Leuven School of Medicine , Leuven , Belgium ; Doctoral Program in Molecular and Cognitive Neuroscience, Doctoral School of Biomedical Sciences , University of Leuven , Leuven , Belgium.
Marta Koch
Jiekun Yan
Natalie De Geest
Maria-Luise Erfurth
Barret D Pfeiffer
Dietmar Schmucker
Yves Moreau
Bassem A Hassan

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Brain connectivity maps display a delicate balance between individual variation and stereotypy, suggesting the existence of dedicated mechanisms that simultaneously permit and limit individual variation. We show that during the development of the Drosophila central nervous system, mutual inhibition among groups of neighboring postmitotic neurons during development regulates the robustness of axon target choice in a nondeterministic neuronal circuit. Specifically, neighboring postmitotic neurons communicate through Notch signaling during axonal targeting, to ensure balanced alternative axon target choices without a corresponding change in cell fate. Loss of Notch in postmitotic neurons modulates an axon's target choice. However, because neighboring axons respond by choosing the complementary target, the stereotyped connectivity pattern is preserved. In contrast, loss of Notch in clones of neighboring postmitotic neurons results in erroneous coinnervation by multiple axons. Our observations establish mutual inhibition of axonal target choice as a robustness mechanism for brain wiring and unveil a novel cell fate independent function for canonical Notch signaling. DOI:http://dx.doi.org/10.7554/eLife.00337.001.

Indexed as

MitosisNeural InhibitionAnimalsAxonsBrainCell LineComputer SimulationDrosophilaDrosophila ProteinsJNK Mitogen-Activated Protein KinasesModels, BiologicalNeuronsp21-Activated KinasesReceptors, NotchSignal TransductionTime FactorsDrosophila ProteinsJNK Mitogen-Activated Protein KinasesN protein, Drosophilap21-Activated KinasesPak protein, DrosophilaReceptors, NotchAxonal targetingD. melanogasterNeural CircuitNeurobiologyNotch SignalingRobustnessVariability

Identifiers

PMID23471010
PMCPMC3589824

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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.