The neural crest (NC) is, in the Chordate phylum, an innovation of vertebrates, which exhibits several original characteristics: its component cells are pluripotent and give rise to both ectodermal and mesodermal cell types. Moreover, during the early stages of neurogenesis, the NC cells exert a paracrine stimulating effect on the development of the preotic brain.
Keywords: Brain; Ectomesenchyme; Evolution; FGF8; Lineage; Neural crest; Pluripotency.
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