Erythropoietin and the development of erythrocytes. Emergence of two erythroblast lines in erythropoiesis during growth and haemorrhage in the rat.
D000375:Aging; D000818:Animals; D001854:Bone Marrow Cells; D002454:Cell Differentiation; D003593:Cytoplasm; D004912:Erythrocytes / Q000254:growth & development*; D004920:Erythropoiesis; D006470:Hemorrhage; D051381:Rats; D013154:Spleen / Q000166:cytology