TABLE 2.

Individual humoral immune responses at challenge

Study group or statistical test	Animal	Antibody titer			Infection status
		gp120	HIV-1SF2a	SHIVSF13a
Study groups
gp120/DNA	I038	12	<10	<10	Infected
	Q062	<10	<10	<10	Infected
	I044	35	10	<10	Infected
	X007	34	<10	<10	Infected
rgp120/MF59	I046	857	67	10	Transient infection
	T118	1,976	150	10	Transient infection
	J041	2,426	450	50	Transient infection
	Z64	2,700	412	50	Transient infection
rgp120/ISCOM	T122	491	142	50	Protected
	L159	1,432	±10	50	Transient infection
	Q048	3,227	56	<10	Transient infection
	X009	3,191	±10	<10	Protected
DNA controls	Q045	<10	NDb	ND	Infected
	Q054	<100	ND	ND	Infected
Subunit controls	EP4	<10	ND	ND	Infected
	WK2	<10	ND	ND	Infected
Statistical tests
Kruskal-Wallisc		11.625	8.283	ND
P value		<0.05	<0.02	ND
ISCOM vs MF59
Wilcoxond		7	1	ND
P value		NSe	0.1 > P > 0.05	ND

^aNA titers. 

^bND, not determined. 

^cStatistical analysis to determine whether there was a significant difference between groups. 

^dStatistical analysis to determine whether there was a significant difference between the two protein subunit groups. 

^eNS, not significant.