Table 3.

Antibody titers.

			Reciprocal PRNT titer
	Reciprocal ELISA titer			75%
Subject	Week 12	Week 32	50%, week 12	Week 12	Week 32
A	480	30	32	16	16
B	Not done	90	Not done	Not done	8
Ca	Negative	Negative	Negative	Negative	Negative
D	1920	30	64	32	8
E	480	Negative	64	32	16
F	1920	30	32	4	8
Gb	120	30	4	Negative	8
Hb	120	Negative	2	Negative	2
I	480	30	64	32	16
J	1920	90	128	16	8
K	480	90	64	16	32
L	1920	90	128	32	16
M	480	30	64	8	8
N	7680	810	16	4	4
O	480	90	16	16	2

NOTE. Reciprocal titers are shown for each subject as assessed by ELISA and plaque-reduction neutralization (PRNT) at weeks 12 and 32. Positive responses are reported as a reciprocal titer.

^aReceived 1 dose of vaccine.

^bReceived 2 doses of vaccine.