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Keywords: Definitive
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Journal Articles
Journal: Development
Development (2002) 129 (3): 649–659.
Published: 1 February 2002
...Eric C. Liao; Nikolaus S. Trede; David Ransom; Augustin Zapata; Mark Kieran; Leonard I. Zon Vertebrate hematopoiesis occurs in two distinct phases, primitive (embryonic) and definitive (adult). Genes that are required specifically for the definitive program, or for both phases of hematopoiesis...
Journal Articles
Journal: Development
Development (1999) 126 (22): 5073–5084.
Published: 15 November 1999
...) and then declined sharply to undetectable levels by 20 somite pairs (E9.0). Primitive erythroid progenitors were not detected in any other tissue at any stage of embryonic development. The early wave of primitive erythropoiesis was followed by the appearance of definitive erythroid progenitors (BFU-E) that were...