has part develops from capable of lacks_part lacks_plasma_membrane_part proerythroblast erythroid lineage cell erythroblast A nucleated precursor of an erythrocyte that lacks hematopoietic lineage markers. BTO:0001571 CALOHA:TS-0289 FMA:83504 cell normoblast nucleate cell precursor cell nucleus nucleolus erythrocyte differentiation CD19 molecule CD4 molecule integrin alpha-M CD3 epsilon neural cell adhesion molecule 1 CD2 molecule T-cell surface glycoprotein CD8 alpha chain membrane-spanning 4-domains subfamily A member 1 T-cell surface glycoprotein CD5 CD14 molecule lymphocyte antigen 6G