Blood islands
From Wikipedia, the free encyclopedia
A Blood island is an angiogenic cluster of cells which develops from the posterior mesoderm and is found the yolk sac of embryos. This cluster forms erythroid cells (red blood cells) and endothelial cells, which line blood vessels.
[edit] References
Davidson,Alan et. al. cdx4 mutants fail to specifiy blood progenitors and can be rescued by multiple hox genes. Nature 2000 425: 300-306.
