Table 2:

Expression profiles of markers on plasma cells

Rank	Antigen	Frequency of antigen expression on plasma cellsa		Sensitivity, %b
		Mean ± SD	Range
1c	CD319	99.6 ± 0.5	98.5 – 100	100.0
2c	CD54	99.5 ± 0.6	97.6 – 100	100.0
3c	CD229	99.0 ± 1.4	95.7 – 100	100.0
4	CD317	94.8 ± 9.3	68.5 – 100	76.9
5	p63	93.3 ± 13.6	52.9 – 99.8	83.3
6	CD48	86.4 ± 13.7	48.3 – 99.9	46.2
7	CD29	89.4 ± 13	65.5 – 99.7	61.5
8	CD47	90.4 ± 9.4	74.5 – 98.4	53.8
9	CD269	89.1 ± 19.2	28.4 – 99.7	76.9
10	CD352	81.4 ± 31.1	15.9 – 100	69.2
11	CD150	72.6 ± 41.1	0.4 – 99.9	61.5
12	CD307	51.8 ± 40.2	5.6 – 98.9	30.8
13	CD84	37.2 ± 29.5	6.6 – 83.9	0.0
14	CD244	22.8 ± 31.5	0.4 – 77.8	0.0
15	CD353	7.2 ± 19.9	0.2 – 73.2	0.0
16	CD40	1.9 ± 2.3	0.1 – 8.3	0.0

^aPlasma cells were defined as CD38br, CD138+, and CD45lo

^bPercentage of patient cases with >90% plasma cells expressing the antigen

^cMarkers selected for further analysis

Sample size (n) = 13; except p63 (n) = 12