Development of B cells, white blood cells that make antibodies, follows a progression of stages: common lymphoid progenitors, ...

These cells originate with B-lymphocyte progenitors that mature through successive stages. Earlier stage lymphocytes contain much smaller amounts of BCMA 6, which is what makes the protein such a ...

B-ALL arises when B-lymphocytes—the antibody producing cells of the immune system—fail to properly mature in the bone marrow, ...