Table 1. Immunoprofile of patient and–derived cell line U-2946.

	patient	U-2946		patient	U-2946
CD3	neg	neg	CD37	n.d.	pos
CD5	neg	neg	CD38	n.d.	pos
CD10	pos	pos	CD138	n.d.	neg
CD13	n.d.	neg	HLA-DR	n.d.	pos
CD19	pos	pos	IgG	n.d.	neg
CD20	pos	pos	IgM	n.d.	pos
CD22	pos	n.d.	kappa	n.d.	neg
CD34	n.d.	neg	lambda	n.d.	pos

Expression of surface markers was assessed by flow cytometry with the appropriate isotype controls. pos, ≥ 15% express antigen

neg, < 15% express antigen; n.d., not done.