Table 1. WNT expression in myelomas and normal B lineage cells.

	WNT
Cell type	3a	5a	10b	16
Naïve B cells	—	—	—	—
GC B cells	—	—	—	—
Memory B cells	—	—	—	—
Plasma cells	—	—	—	—
Total B cells	—	—	—	—
Fibroblast	—	+	+	+
BM stromal cells	—	+	+	—
MM cell lines	0/8	4/8	8/8	1/8
Purified primary MMs	0/4	4/4	3/4	1/4

WNT expression was determined by RT-PCR as described in Materials and Methods. —, negative; +, positive. Numbers indicate no. positive/no. tested.