Evidence map›Paper›PMID 23326364›Full record

ArticlePloS one2013

Matrix metalloproteinase 14 in the zebrafish: an eye on retinal and retinotectal development.

Els Janssens, Djoere Gaublomme, Lies De Groef, Veerle M Darras, Lut Arckens, Nathalie Delorme, Filip Claes, Inge Van Hove, Lieve Moons

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2013. 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
1.4field-weighted citation impact, top 19% 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, 40 citations in OpenAlex.

  1. A zebrafish model ofFrontiers in cell and developmental biology · 2025
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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 at 1 institution in 1 country.

Els JanssensResearch Group Neural Circuit Development and Regeneration, Department of Biology, Katholieke Universiteit Leuven (KU Leuven), Leuven, Belgium.
Djoere Gaublomme
Lies De Groef
Veerle M Darras
Lut Arckens
Nathalie Delorme
Filip Claes
Inge Van Hove
Lieve Moons
KU Leuven · BE

Funding

ZEBRAFISH INTERNATIONAL RESOURCE CENTERP40RR012546 · NCRR · UNIVERSITY OF OREGON · PI WESTERFIELD, MONTE · 1998 to 2011
$21.9M
NCRR NIH HHS P40 RR012546
6 · The paper itself

Abstract

backgroundMatrix metalloproteinases (MMPs) are members of the metzincin superfamily of proteinases that cleave structural elements of the extracellular matrix and many molecules involved in signal transduction. Although there is evidence that MMPs promote the proper development of retinotectal projections, the nature and working mechanisms of specific MMPs in retinal development remain to be elucidated. Here, we report a role for zebrafish Mmp14a, one of the two zebrafish paralogs of human MMP14, in retinal neurogenesis and retinotectal development.

resultsWhole mount in situ hybridization and immunohistochemical stainings for Mmp14a in developing zebrafish embryos reveal expression in the optic tectum, in the optic nerve and in defined retinal cell populations, including retinal ganglion cells (RGCs). Furthermore, Mmp14a loss-of-function results in perturbed retinoblast cell cycle kinetics and consequently, in a delayed retinal neurogenesis, differentiation and lamination. These Mmp14a-dependent retinal defects lead to microphthalmia and a significantly reduced innervation of the optic tectum (OT) by RGC axons. Mmp14b, on the contrary, does not appear to alter retinal neurogenesis or OT innervation. As mammalian MMP14 is known to act as an efficient MMP2-activator, we also explored and found a functional link and a possible co-involvement of Mmp2 and Mmp14a in zebrafish retinotectal development.

conclusionBoth the Mmp14a expression in the developing visual system and the Mmp14a loss-of-function phenotype illustrate a critical role for Mmp14a activity in retinal and retinotectal development.

Indexed as

AnimalsAnimals, Genetically ModifiedEmbryo, NonmammalianGene Expression Regulation, DevelopmentalGene Expression Regulation, EnzymologicGene Knockdown TechniquesGreen Fluorescent ProteinsImmunohistochemistryIn Situ HybridizationIsoenzymesMatrix Metalloproteinase 14Matrix Metalloproteinase 2MicrophthalmosMicroscopy, ConfocalNeurogenesisOptic Lobe, NonmammalianGreen Fluorescent ProteinsIsoenzymesMatrix Metalloproteinase 14Matrix Metalloproteinase 2Zebrafish Proteins

Identifiers

PMID23326364
PMCPMC3541391
OpenAlexW2056038010

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.