Evidence map›Paper›PMID 31578231›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2019

The Cofilin/Limk1 Pathway Controls the Growth Rate of Both Developing and Regenerating Motor Axons.

Michele E Frendo, Alexandra da Silva, Keith D Phan, Soizic Riche, Samantha J Butler

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.2field-weighted citation impact, top 24% 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

18 citing papers in PubMed, 19 citations in OpenAlex.

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  12. Spatial and Transcriptomic Analysis of Perineural Invasion in Oral Cancer.Clinical cancer research : an official journal of the American Association for Cancer Research · 2022
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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

5 authors at 3 institutions in 2 countries.

Michele E FrendoNeuroscience Graduate Program, Department of Biological Sciences, University of Southern California, Los Angeles, California 90089.
Alexandra da SilvaDepartment of Neurobiology.
Keith D PhanDepartment of Neurobiology.
Soizic RicheDepartment of Neurobiology.
Samantha J ButlerDepartment of Neurobiology, butlersj@ucla.edu.
Institute of Neurobiology · BGBroad Center · USUniversity of Southern California · US

Funding

UCLA IDDRC: Translational CoreP50HD103557 · NICHD · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI SAMANTHA J BUTLER · 2020 to 2026
$9.6M
Regulation of axonal outgrowth in the developing spinal cordR01NS063999 · NINDS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI BUTLER, SAMANTHA J · 2008 to 2014
$1.8M
The Regulatory Role of the Limk1/Cofilin Signaling Pathway in Spinal Motor NeuronF31NS077619 · NINDS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI FRENDO, MICHELE · 2012 to 2014
$81k
NICHD NIH HHS P50 HD103557NINDS NIH HHS F31 NS077619NINDS NIH HHS R01 NS063999
6 · The paper itself

Abstract

Regenerating axons often have to grow considerable distances to reestablish circuits, making functional recovery a lengthy process. One solution to this problem would be to co-opt the "temporal" guidance mechanisms that control the rate of axon growth during development to accelerate the rate at which nerves regenerate in adults. We have previously found that the loss of Limk1, a negative regulator of cofilin, accelerates the rate of spinal commissural axon growth. Here, we use mouse models to show that spinal motor axon outgrowth is similarly promoted by the loss of Limk1, suggesting that temporal guidance mechanisms are widely used during development. Furthermore, we find that the regulation of cofilin activity is an acute response to nerve injury in the peripheral nervous system. Within hours of a sciatic nerve injury, the level of phosphorylated cofilin dramatically increases at the lesion site, in a Limk1-dependent manner. This response may be a major constraint on the rate of peripheral nerve regeneration. Proof-of-principle experiments show that elevating cofilin activity, through the loss of Limk1, results in faster sciatic nerve growth, and improved recovery of some sensory and motor function.

Indexed as

Cell EnlargementActin Depolymerizing FactorsAnimalsAxonsFemaleLim KinasesMaleMiceMice, TransgenicMotor NeuronsNerve RegenerationSciatic NeuropathySignal TransductionActin Depolymerizing FactorsLimk1 protein, mouseLim Kinasesaxondevelopmentlimk1/cofilinregenerationsciatic nervespinal cord

Identifiers

PMID31578231
PMCPMC6867821
OpenAlexW2978841164

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.