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neuroblast |
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neuroblast [′nu̇r·ō‚blast] (embryology) Embryonic, undifferentiated neuron, derived from neural plate ectoderm. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Neuroblast proliferation is essentially complete before 28 weeks, whereas neuronal migration and aggregation continue through the first half of the third trimester. Thus a neuroblast which may be indistinguishable from another cell in the beginning would become increasingly different from the others as the process of differentiation continues and eventually becomes a nervous tissue. These effects could be mediated by impaired glucose metabolism in fetal brain during the critical period of neuroblast proliferation (Pickard et al. |
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