PHENOTYPE OF MULTIPLE MYELOMA CELL
Bone marrow derived malignant PCs HMCLs
CD138+++ CD138+
CD38+++ CD38+/- (K620,NAN5,U266,XG6)
CD28+ CD28+
CD56+++ CD56+/- (ANBL-6,BCN,JIM3,U266)
CD27+/- CD27-
CD19- CD19+/- (JJN3,MDN,U266,NAN2)
CD40++ CD40+
CD70+ CD70+
CD200+/- CD200+
CD45- CD45+/- (JJN3,MDN,U266,NAN2,NAN4-,NCIH929)
Abbreviations: PCs- plasma cells; HMCLs- human myeloma cell lines; +++ - upregulation of the respective CDs present on the myeloma cells In the brackets we cite HMCLs lacking expression of the corresponding surface antigen.   
Table 1: Common surface antigens expressed on multiple myeloma cells.