Fig. 3

Flow cytometric analyses. a First lymph node (follicular lymphoma). b Ascites fluid (third progression) (lymphoblastic lymphoma). Flow cytometry of ascites fluid revealing a population of monotypic B-cells, expressing CD43, CD38, CD24, and terminal deoxynucleotidyl transferase, but with downregulation of pan-B markers (loss of CD20) and loss of the surface kappa light chains