this is exemplified in lymphoma cells ( chronic lymphocytic leukemia of b or t type , sezary syndrome , immunocytoma ) that resemble mature and immunocompetent t and b cells , in t cell acute lymphoblastic leukemia ( t-all ) ( equivalent to thymus cells ) and in non-t all ( corresponding to lymphoid progenitor cells in the bone marrow ) .
C0023434
chronic lymphocytic
C0004561
b cells