Evidence map›Paper›PMID 25371370›Full record

ArticleDevelopment (Cambridge, England)2014

The UNC-6/Netrin receptors UNC-40/DCC and UNC-5 inhibit growth cone filopodial protrusion via UNC-73/Trio, Rac-like GTPases and UNC-33/CRMP.

Adam D Norris, Lakshmi Sundararajan, Dyan E Morgan, Zachary J Roberts, Erik A Lundquist

Open access · hybridAbstract read
In one paragraph

Article in Development (Cambridge, England), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

36 citing papers in PubMed, 53 citations in OpenAlex.

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  15. The regulatory landscape of neurite development inFrontiers in molecular neuroscience · 2022
    Review
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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 1 institution in 1 country.

Adam D NorrisPrograms in Genetics and Molecular, Cellular, and Developmental Biology, Department of Molecular Biosciences, The University of Kansas, 1200 Sunnyside Avenue, Lawrence, KS 66045, USA.
Lakshmi SundararajanPrograms in Genetics and Molecular, Cellular, and Developmental Biology, Department of Molecular Biosciences, The University of Kansas, 1200 Sunnyside Avenue, Lawrence, KS 66045, USA.
Dyan E MorganPrograms in Genetics and Molecular, Cellular, and Developmental Biology, Department of Molecular Biosciences, The University of Kansas, 1200 Sunnyside Avenue, Lawrence, KS 66045, USA.
Zachary J RobertsPrograms in Genetics and Molecular, Cellular, and Developmental Biology, Department of Molecular Biosciences, The University of Kansas, 1200 Sunnyside Avenue, Lawrence, KS 66045, USA.
Erik A LundquistPrograms in Genetics and Molecular, Cellular, and Developmental Biology, Department of Molecular Biosciences, The University of Kansas, 1200 Sunnyside Avenue, Lawrence, KS 66045, USA erikl@ku.edu.
University of Kansas · US

Funding

Mentoring CoreP20GM103418 · NIGMS · UNIVERSITY OF KANSAS MEDICAL CENTER · PI Douglas E Wright · 2012 to 2026
$63.0M
U of Kansas/Haskell Indian Nations U.IRACDA ProjectK12GM063651 · NIGMS · UNIVERSITY OF KANSAS LAWRENCE · PI DE GUZMAN, ROBERTO N · 2002 to 2022
$10.0M
Enhancing and expanding the CGC Strain CollectionP40OD010440 · OD · UNIVERSITY OF MINNESOTA · PI Aric L Daul, Ann E. Rougvie · 2012 to 2026
$7.5M
Participant Recruitment and ManagementP30DC005803 · NIDCD · UNIVERSITY OF KANSAS LAWRENCE · PI RICE, MABEL L · 2002 to 2016
$5.8M
CYTOSKELETAL SIGNALING AND AXON GUIDANCER01NS040945 · NINDS · UNIVERSITY OF KANSAS LAWRENCE · PI LUNDQUIST, ERIK A · 2001 to 2013
$3.3M
Using RNA-seq to identify Hox transcriptional targets in neuronal migrationR21NS070417 · NINDS · UNIVERSITY OF KANSAS LAWRENCE · PI LUNDQUIST, ERIK A · 2010 to 2011
$395k
Cytoskeletal Signaling and Axon GuidanceR56NS040945 · NINDS · UNIVERSITY OF KANSAS LAWRENCE · PI LUNDQUIST, ERIK A · 2009 to 2009
$360k
NIDCD NIH HHS P30 DC005803NIGMS NIH HHS K12 GM063651NIGMS NIH HHS K12GM63651NIGMS NIH HHS P20 GM103418NIGMS NIH HHS P20GM103418NIH HHS P40 OD010440NINDS NIH HHS R01 NS040945NINDS NIH HHS R01NS040945NINDS NIH HHS R21 NS070417NINDS NIH HHS R56 NS040945
6 · The paper itself

Abstract

UNC-6/Netrin is a conserved axon guidance cue that can mediate both attraction and repulsion. We previously discovered that attractive UNC-40/DCC receptor signaling stimulates growth cone filopodial protrusion and that repulsive UNC-40-UNC-5 heterodimers inhibit filopodial protrusion in C. elegans. Here, we identify cytoplasmic signaling molecules required for UNC-6-mediated inhibition of filopodial protrusion involved in axon repulsion. We show that the Rac-like GTPases CED-10 and MIG-2, the Rac GTP exchange factor UNC-73/Trio, UNC-44/Ankyrin and UNC-33/CRMP act in inhibitory UNC-6 signaling. These molecules were required for the normal limitation of filopodial protrusion in developing growth cones and for inhibition of growth cone filopodial protrusion caused by activated MYR::UNC-40 and MYR::UNC-5 receptor signaling. Epistasis studies using activated CED-10 and MIG-2 indicated that UNC-44 and UNC-33 act downstream of the Rac-like GTPases in filopodial inhibition. UNC-73, UNC-33 and UNC-44 did not affect the accumulation of full-length UNC-5::GFP and UNC-40::GFP in growth cones, consistent with a model in which UNC-73, UNC-33 and UNC-44 influence cytoskeletal function during growth cone filopodial inhibition.

Indexed as

AnimalsCaenorhabditis elegansCaenorhabditis elegans ProteinsCell Adhesion MoleculesEpistasis, GeneticGrowth ConesNerve Growth FactorsNerve Tissue ProteinsNetrinsPseudopodiarac GTP-Binding ProteinsReceptors, Cell SurfaceSignal TransductionTime-Lapse ImagingCaenorhabditis elegans ProteinsCell Adhesion MoleculesMig-2 protein, C elegansNerve Growth FactorsNerve Tissue ProteinsNetrinsrac GTP-Binding ProteinsReceptors, Cell Surfaceunc-33 protein, C elegansUNC-40 protein, C elegansUNC-5 protein, C elegansUNC-6 protein, C elegansUNC-73 protein, C elegansAxon repulsionCaenorhabditis elegansFilopodiaGrowth coneUNC-40/DCCUNC-5UNC-6

Identifiers

PMID25371370
PMCPMC4302909
OpenAlexW2147917190

What OpenQuestion holds

Textmetadata
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.