Evidence map›Paper›PMID 10087273›Full record

ArticleThe Journal of cell biology1999

PTPmu regulates N-cadherin-dependent neurite outgrowth.

S M Burden-Gulley, S M Brady-Kalnay

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
4.5field-weighted citation impact, top 5% 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

52 citing papers in PubMed, 119 citations in OpenAlex.

  1. Article
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  4. PTPRM Is Critical for Synapse Formation Regulated by Zinc Ion.Frontiers in molecular neuroscience · 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

2 authors at 1 institution in 1 country.

S M Burden-GulleyDepartment of Molecular Biology and Microbiology, Case Western Reserve University, School of Medicine, Cleveland, Ohio 44106-4960, USA. smb4@po.cwru.edu
S M Brady-Kalnay
University School · US

Funding

TISSUE CULTURE AND HYBRIDOMA MODULEP30EY011373 · NEI · CASE WESTERN RESERVE UNIVERSITY · PI Irina A Pikuleva · 1997 to 2026
$17.7M
RESEARCH ONCOLOGY TRAINING GRANTT32CA059366 · NCI · CASE WESTERN RESERVE UNIVERSITY · PI JACKSON, MARK W. · 1993 to 2025
$5.5M
PTPU REGULATES NEURITE OUTGROWTH AND RETINAL DEVELOPMENTR01EY012251 · NEI · CASE WESTERN RESERVE UNIVERSITY · PI BRADY-KALNAY, SUSANN M · 1998 to 2005
$1.6M
NCI NIH HHS CA-59366-04NCI NIH HHS T32 CA059366NEI NIH HHS 1RO1-EY12251NEI NIH HHS P0-EY11373NEI NIH HHS P30 EY011373NEI NIH HHS R01 EY012251
6 · The paper itself

Abstract

Cell adhesion is critical to the establishment of proper connections in the nervous system. Some receptor-type protein tyrosine phosphatases (RPTPs) have adhesion molecule-like extracellular segments with intracellular tyrosine phosphatase domains that may transduce signals in response to adhesion. PTPmu is a RPTP that mediates cell aggregation and is expressed at high levels in the nervous system. In this study, we demonstrate that PTPmu promotes neurite outgrowth of retinal ganglion cells when used as a culture substrate. In addition, PTPmu was found in a complex with N-cadherin in retinal cells. To determine the physiological significance of the association between PTPmu and N-cadherin, the expression level and enzymatic activity of PTPmu were perturbed in retinal explant cultures. Downregulation of PTPmu expression through antisense techniques resulted in a significant decrease in neurite outgrowth on an N-cadherin substrate, whereas there was no effect on laminin or L1-dependent neurite outgrowth. The overexpression of a catalytically inactive form of PTPmu significantly decreased neurite outgrowth on N-cadherin. These data indicate that PTPmu specifically regulates signals required for neurites to extend on an N-cadherin substrate, implicating reversible tyrosine phosphorylation in the control of N-cadherin function. Together, these results suggest that PTPmu plays a dual role in the regulation of neurite outgrowth.

Indexed as

AnimalsAxonsCadherinsChick EmbryoCulture TechniquesGene ExpressionNeuritesPhosphorylationProtein Tyrosine PhosphatasesRatsReceptor-Like Protein Tyrosine Phosphatases, Class 2Receptor-Like Protein Tyrosine Phosphatases, Class 8RetinaRetinal Ganglion CellsTyrosineCadherinsProtein Tyrosine PhosphatasesPtprn protein, ratReceptor-Like Protein Tyrosine Phosphatases, Class 2Receptor-Like Protein Tyrosine Phosphatases, Class 8Tyrosine

Identifiers

PMID10087273
PMCPMC2150569
OpenAlexW2123575778

What OpenQuestion holds

Texttitle and abstract
LicenceCC BY-NC-SA
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.