Early regionalization of somitic mesoderm as studied by the development of axial skeleton of the chick embryo.
D000818:Animals; D002454:Cell Differentiation; D002642:Chick Embryo; D008648:Mesoderm / Q000637:transplantation; D012272:Ribs / Q000002:abnormalities; D013131:Spine / Q000002:abnormalities; D013909:Thorax / Q000002:abnormalities / Q000196:embryology*; D014184:Transplantation, Homologous