Growth factors: can they promote neurogenesis?

Trends Neurosci

Ottawa Health Research Institute, University of Ottawa, 451 Smyth Road, K1H 8M5, Ottawa, ON, Canada.

Published: June 2003

AI Article Synopsis

  • Cortical development involves a complex interplay of external and internal factors that guide the formation of neurons and glial cells.
  • Precursors undergo multiple rounds of division and become committed to either a neuronal or glial lineage before they stop dividing and differentiate.
  • Recent research by Menard and colleagues highlights the MEK-C/EBP signaling pathway's significant role in how growth factors influence neuronal differentiation and promote neurogenesis.

Article Abstract

Cortical development is a complex process in which extrinsic and intrinsic factors modulate the sequential generation of neurons and glia. Following successive rounds of division, precursors become determined along a neuronal or glial lineage prior to cell cycle exit and differentiation. Although the influence of growth factors in cell fate specification is not new, until recently little was known about the signaling pathways by which they regulate neuronal differentiation. Menard and colleagues have examined this issue and have demonstrated a role for the MEK-C/EBP (mitogen-activated-protein-kinase kinase and CCAAT/enhancer-binding protein) pathway in the promotion of growth factor-mediated neurogenesis.

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Source
http://dx.doi.org/10.1016/S0166-2236(03)00100-0DOI Listing

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