the data suggest that this lymphoma arose through a progression of transformational events beginning in bone marrow : first , creation of an oligoclonal pre-neoplastic pool of pre-b cells , subsequent conversion of a single subclone into low grade neoplastic b cells that homed to the lymph node follicles , and later progression to a more invasive form of the b-cell lymphoma .
C1513929
neoplastic b cells
C0079731
b-cell lymphoma