The subventricular zone (SVZ) of the mammalian forebrain is a major source of multipotent stem cells during development, and contributes to neurogenesis throughout the lifespan of the organism. Several studies described molecules regulating adult neurogenesis, however, few of them have examined neurogenesis in the early postnatal period. Adult neurogenesis is regulated in part by ephrinB3 and its receptors, so we examined the role of EphB3 on neural stem/progenitor cell (NSPC) proliferation in early postnatal development in the SVZ. To examine NSPC proliferation, we used BrdU incorporation in both cultured NSPCs and neonatal gene-targeted knockout mice, as well as Ki67 immunostaining in EphB3(-/-) mice. We observed a significant increase in proliferation in cultured NSPCs derived from EphB3(-/-) mice and in the SVZ of EphB3(-/-) mice. These studies support an anti-proliferative role for EphB3 in regulating NSPC numbers in the developing SVZ. (C) 2010 ISDN. Published by Elsevier Ltd. All rights reserved.
Neural progenitors proliferation is inhibited by EphB3 in the developing subventricular zone
Creators
Kara del Valle - University of Miami
Michelle H. Theus - University of Miami
John R. Bethea - University of Miami
Daniel J. Liebl - University of Miami
Jerome Ricard - University of Miami
Publication Details
International journal of developmental neuroscience, v 29(1), pp 9-14
Publisher
Elsevier
Number of pages
6
Grant note
NS049545; NS30291 / NIH/NINDS; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute of Neurological Disorders & Stroke (NINDS)
Miami Project
R01NS051709 / NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute of Neurological Disorders & Stroke (NINDS)
Resource Type
Journal article
Language
English
Academic Unit
Biology; College of Arts and Sciences; Drexel University
Web of Science ID
WOS:000286846500002
Scopus ID
2-s2.0-78650173365
Other Identifier
991020099699204721
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