c-Myb Is Required for Neural Progenitor Cell Proliferation and Maintenance of the Neural Stem Cell Niche in Adult Brain
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c-Myb Is Required for Neural Progenitor Cell Proliferation and Maintenance of the Neural Stem Cell Niche in Adult Brain. / Malaterre, J; Mantamadiotis, T; Dworkin, S; Lightowler, S; Yang, Q; Ransome, MI; Turnley, AM; Nichols, NR; Emambokus, NR; Frampton, Jonathan; Ramsay, RG.
In: Stem Cells, Vol. 26, No. 1, 29.11.2007, p. 173-81.Research output: Contribution to journal › Article
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TY - JOUR
T1 - c-Myb Is Required for Neural Progenitor Cell Proliferation and Maintenance of the Neural Stem Cell Niche in Adult Brain
AU - Malaterre, J
AU - Mantamadiotis, T
AU - Dworkin, S
AU - Lightowler, S
AU - Yang, Q
AU - Ransome, MI
AU - Turnley, AM
AU - Nichols, NR
AU - Emambokus, NR
AU - Frampton, Jonathan
AU - Ramsay, RG
PY - 2007/11/29
Y1 - 2007/11/29
N2 - Ongoing production of neurons in adult brain is restricted to specialized neurogenic niches. Deregulated expression of genes controlling homeostasis of neural progenitor cell division and/or their microenvironment underpins a spectrum of brain pathologies. Using conditional gene deletion, we show that the proto-oncogene c-myb regulates neural progenitor cell proliferation and maintains ependymal cell integrity in mice. These two cellular compartments constitute the neurogenic niche in the adult brain. Brains devoid of c-Myb showed enlarged ventricular spaces, ependymal cell abnormalities, and reduced neurogenesis. Neural progenitor cells lacking c-Myb showed a reduced intrinsic proliferative capacity and reduction of Sox-2 and Pax-6 expression. These data point to an important role for c-Myb in the neurogenic niche of the adult brain.
AB - Ongoing production of neurons in adult brain is restricted to specialized neurogenic niches. Deregulated expression of genes controlling homeostasis of neural progenitor cell division and/or their microenvironment underpins a spectrum of brain pathologies. Using conditional gene deletion, we show that the proto-oncogene c-myb regulates neural progenitor cell proliferation and maintains ependymal cell integrity in mice. These two cellular compartments constitute the neurogenic niche in the adult brain. Brains devoid of c-Myb showed enlarged ventricular spaces, ependymal cell abnormalities, and reduced neurogenesis. Neural progenitor cells lacking c-Myb showed a reduced intrinsic proliferative capacity and reduction of Sox-2 and Pax-6 expression. These data point to an important role for c-Myb in the neurogenic niche of the adult brain.
KW - mice
KW - ependymal cells
KW - transcription factor
KW - neural stem cells
KW - c-Myb
U2 - 10.1634/stemcells.2007-0293
DO - 10.1634/stemcells.2007-0293
M3 - Article
C2 - 17901403
VL - 26
SP - 173
EP - 181
JO - Stem Cells
JF - Stem Cells
SN - 1066-5099
IS - 1
ER -