Evidence map›Paper›PMID 26339988›Full record

ArticleeLife2015

Axon injury triggers EFA-6 mediated destabilization of axonal microtubules via TACC and doublecortin like kinase.

Lizhen Chen, Marian Chuang, Thijs Koorman, Mike Boxem, Yishi Jin, Andrew D Chisholm

Open access · goldAbstract read
In one paragraph

Article in eLife, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
3.8field-weighted citation impact, top 6% 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

37 citing papers in PubMed, 55 citations in OpenAlex.

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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

6 authors at 3 institutions in 2 countries.

Lizhen ChenNeurobiology Section, Division of Biological Sciences, University of California, San Diego, La Jolla, United States.
Marian ChuangNeurobiology Section, Division of Biological Sciences, University of California, San Diego, La Jolla, United States.
Thijs KoormanDepartment of Biology, Utrecht University, Utrecht, Netherlands.
Mike BoxemDepartment of Biology, Utrecht University, Utrecht, Netherlands.ORCID http://orcid.org/0000-0003-3966-4173
Yishi JinNeurobiology Section, Division of Biological Sciences, University of California, San Diego, La Jolla, United States.
Andrew D ChisholmNeurobiology Section, Division of Biological Sciences, University of California, San Diego, La Jolla, United States.ORCID http://orcid.org/0000-0001-5091-0537
Howard Hughes Medical Institute · USUniversity of California San Diego · USUtrecht University · NL

Funding

GENETIC MECHANISMS AND REGULATIONT32GM007240 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI HAMPTON, RANDOLPH Y. · 1985 to 2019
$23.8M
TRAINING IN THE NEUROPLASTICITY OF AGINGT32AG000216 · NIA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI KOO, EDWARD H. · 1992 to 2017
$8.4M
Cytoskeletal dynamics in axon regenerationR01NS093588 · NINDS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI CHISHOLM, ANDREW D, JIN, YISHI · 2015 to 2023
$3.7M
Development of a C. elegans model for axonal regenerationR01NS057317 · NINDS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI CHISHOLM, ANDREW D · 2009 to 2013
$1.5M
Development of a C.elegans model for axonal regenerationR56NS057317 · NINDS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI CHISHOLM, ANDREW D, JIN, YISHI · 2014 to 2014
$388k
Howard Hughes Medical InstituteNIA NIH HHS T32 AG000216NIGMS NIH HHS T32 GM007240NINDS NIH HHS R01 NS057317NINDS NIH HHS R01 NS093588NINDS NIH HHS R56 NS057317
6 · The paper itself

Abstract

Axon injury triggers a series of changes in the axonal cytoskeleton that are prerequisites for effective axon regeneration. In Caenorhabditis elegans the signaling protein Exchange Factor for ARF-6 (EFA-6) is a potent intrinsic inhibitor of axon regrowth. Here we show that axon injury triggers rapid EFA-6-dependent inhibition of axonal microtubule (MT) dynamics, concomitant with relocalization of EFA-6. EFA-6 relocalization and axon regrowth inhibition require a conserved 18-aa motif in its otherwise intrinsically disordered N-terminal domain. The EFA-6 N-terminus binds the MT-associated proteins TAC-1/Transforming-Acidic-Coiled-Coil, and ZYG-8/Doublecortin-Like-Kinase, both of which are required for regenerative growth cone formation, and which act downstream of EFA-6. After injury TAC-1 and EFA-6 transiently relocalize to sites marked by the MT minus end binding protein PTRN-1/Patronin. We propose that EFA-6 acts as a bifunctional injury-responsive regulator of axonal MT dynamics, acting at the cell cortex in the steady state and at MT minus ends after injury.

Indexed as

AnimalsAxonsCaenorhabditis elegansCaenorhabditis elegans ProteinsCell Cycle ProteinsMicrotubulesRegenerationCaenorhabditis elegans ProteinsCell Cycle ProteinsEFA-6 protein, C elegansTAC-1 protein, C eleganszyg-8 protein, C elegansaxon regenerationC. elegansdevelopmental biologymicrotubulesneurosciencePatroninstem cells

Identifiers

PMID26339988
PMCPMC4596636
OpenAlexW2178005091

What OpenQuestion holds

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LicenceCC BY
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.