title: Differentiation of the primary lymphoid organs in avian embryos: origin and homing of the lymphoid stem cells.
mesh_terms: D000818:Animals; D002060:Bursa of Fabricius / Q000196:embryology* / Q000502:physiology; D002465:Cell Movement; D002633:Chemotaxis; D002642:Chick Embryo; D002678:Chimera; D003370:Coturnix; D006412:Hematopoietic Stem Cells / Q000502:physiology*; D008214:Lymphocytes / Q000166:cytology*; D013950:Thymus Gland / Q000196:embryology* / Q000502:physiology