lacks_plasma_membrane_part has plasma membrane part capable of erythroid progenitor cell erythroid progenitor cell, mammalian burst forming unit erythroid CFU-E A progenitor cell committed to the erythroid lineage. This cell is ter119-positive but lacks expression of other hematopoietic lineage markers (lin-negative). blast forming unit erythroid colony forming unit erythroid erythroid stem cell BTO:0004911 https://cellxgene.cziscience.com/cellguide/CL_0001066 Erythroid progenitor cells serve as precursors for mature erythrocytes. These cells sit at a critical juncture in the erythroid lineage, representing the stage of commitment to producing red blood cells. As such, erythroid progenitor cells are a central element in hematopoiesis, the process by which the body replenishes its supply of blood cells. This production occurs primarily in the bone marrow, where erythroid progenitor cells multiply and differentiate into mature erythrocytes. Hematopoietic stem cells give rise to the multipotent progenitor (MPP), followed by the common myeloid progenitor (CMP), which further commits to the megakaryocyte-erythroid progenitor (MEP). Commitment to the erythroid lineage proceeds with the burst-forming unit-erythroid (BFU-E), which further differentiates into the colony-forming unit-erythroid (CFU-E), also referred to as the erythroid progenitor cell. Erythroid progenitor cells embark on a journey of progressive maturation marked by cellular changes such as reduced cell size, increased cell density, condensed chromatin structure, and hemoglobin accumulation. The final stages of this maturation process leads to loss of the cell nucleus and the acquisition of the characteristic biconcave shape. This process is tightly regulated through a combination of various growth factors, cytokines, and hormones, the most critical of which is erythropoietin. Aberrations in the differentiation and maturation of these progenitor cells can result in blood diseases such as anemia and polycythemia. (This extended description was generated by ChatGPT and reviewed by the CellGuide team, who added references, and by the CL editors, who approved it for inclusion in CL. It may contain information that applies only to some subtypes and species, and so should not be considered definitional.) BFU-E 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 transferrin receptor protein 1 lymphocyte antigen 6G