title: Relationship of early proliferating cells to erythroblasts in hemopoietic colonies.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002452:Cell Count; D002999:Clone Cells / Q000166:cytology; D004920:Erythropoiesis; D005260:Female; D006412:Hematopoietic Stem Cells / Q000166:cytology*; D051379:Mice; D008854:Microscopy, Electron; D013154:Spleen / Q000166:cytology*; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D014316:Tritium; D013936:Thymidine