Evidence map›Paper›PMID 23618343›Full record

ArticleNeural development2013

AKT activation by N-cadherin regulates beta-catenin signaling and neuronal differentiation during cortical development.

Jianing Zhang, Julie R Shemezis, Erin R McQuinn, Jing Wang, Maria Sverdlov, Anjen Chenn

Open access · goldAbstract read
In one paragraph

Article in Neural development, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 74 papers.

0numbers the graph read from it
0cells of the map it votes in
74citing papers in PubMed
4.9field-weighted citation impact, top 4% 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

74 citing papers in PubMed, 113 citations in OpenAlex.

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14 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Jianing ZhangDepartment of Pathology, University of Illinois, 909 S, Wolcott Ave., Chicago, IL 60612, USA.
Julie R Shemezis
Erin R McQuinn
Jing Wang
Maria Sverdlov
Anjen Chenn
Northwestern University · USUniversity of Illinois Chicago · US

Funding

Mechanisms regulating epithelial mesenchymal transition in development and gliomaR21CA149388 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI CHENN, ANJEN · 2010 to 2011
$359k
NCI NIH HHS R21CA149388
6 · The paper itself

Abstract

backgroundDuring cerebral cortical development, neural precursor-precursor interactions in the ventricular zone neurogenic niche coordinate signaling pathways that regulate proliferation and differentiation. Previous studies with shRNA knockdown approaches indicated that N-cadherin adhesion between cortical precursors regulates β-catenin signaling, but the underlying mechanisms remained poorly understood.

resultsHere, with conditional knockout approaches, we find further supporting evidence that N-cadherin maintains β-catenin signaling during cortical development. Using shRNA to N-cadherin and dominant negative N-cadherin overexpression in cell culture, we find that N-cadherin regulates Wnt-stimulated β-catenin signaling in a cell-autonomous fashion. Knockdown or inhibition of N-cadherin with function-blocking antibodies leads to reduced activation of the Wnt co-receptor LRP6. We also find that N-cadherin regulates β-catenin via AKT, as reduction of N-cadherin causes decreased AKT activation and reduced phosphorylation of AKT targets GSK3β and β-catenin. Inhibition of AKT signaling in neural precursors in vivo leads to reduced β-catenin-dependent transcriptional activation, increased migration from the ventricular zone, premature neuronal differentiation, and increased apoptotic cell death.

conclusionsThese results show that N-cadherin regulates β-catenin signaling through both Wnt and AKT, and suggest a previously unrecognized role for AKT in neuronal differentiation and cell survival during cortical development.

Indexed as

Cell DifferentiationSignal TransductionAnimalsbeta CateninBrainCadherinsCells, CulturedEnzyme ActivationGene Knockdown TechniquesGlycogen Synthase Kinase 3Glycogen Synthase Kinase 3 betaMiceMice, Inbred C57BLNeuronsProto-Oncogene Proteins c-aktWnt Proteinsbeta CateninCadherinsGlycogen Synthase Kinase 3Glycogen Synthase Kinase 3 betaGsk3b protein, mouseProto-Oncogene Proteins c-aktWnt Proteins

Identifiers

PMID23618343
PMCPMC3658902
OpenAlexW2165383481

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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.