title: Ontogeny of hemopoietic colony-forming units in the chick embryo spleen.
mesh_terms: D000482:Allantois / Q000166:cytology; D000818:Animals; D002449:Cell Aggregation; D002478:Cells, Cultured; D002642:Chick Embryo / Q000166:cytology*; D002823:Chorion / Q000166:cytology; D004920:Erythropoiesis; D005838:Genotype; D006098:Granulocytes / Q000166:cytology; D006412:Hematopoietic Stem Cells / Q000528:radiation effects; D008214:Lymphocytes / Q000166:cytology; D011839:Radiation, Ionizing; D013154:Spleen / Q000196:embryology*