Table 1.

Comparison of neutralization titers between ΔORF3-E mNG virion and PRNT assays

Serum ID	ΔORF3-E virion-NT50	PRNT50
1	<20	<20
2	<20	<20
3	59	80
4	81	80
5	169	160
6	225	200
7	274	320
8	353	320
9	370	320
10	392	320
11	394	400
12	568	320
13	585	800
14	666	400
15	677	640
16	744	320
17	909	800
18	925	640
19	1196	800
20	1789	1600