FCRL5 and B-cell chronic lymphocytic leukemia: In addition to myeloma, evidence of frequent FcRH5 expression has been reported in multiple B cell malignancies such as chronic lymphocytic leukemia, mantle cell lymphoma, diffuse large B cell lymphoma, and follicular lymphoma (Ise et al., 2007, Li et al., 2008, Polson et al., 2006).