Updated on November 12, 2024 Describe the B cell developmental stages Haematopoietic or Pluripotent stem cell (HSC): Can divide into any lineage Common lymphoid progenitor cell: Multipotent, can differentiate into B or T-cell **** B progenitor cell (pre-pro-B cell): ****Earliest recognizable stage, no heavy chain, no light chain Pro-B cell: D to J rearrangement (early)...