TABLE 1.

Clinical history of the chimpanzees studied

Ape	Code	Date of birth (mo/day/yr)	Virus strain	Yr infected	Duration of infection (yr)	Plasma sampling date(s) (mo/day/yr)	CD4+ T cell count (cells/μl)a	Viral load (RNA copies/ml)	SIVcpz- ANT infectionc	Virus- specific antibodiesd	HIV vaccine history	Reference
Marc	C487	9/6/81	HIV-1/LAV	1984	30	11/8/11	1,154	<50		+	None	21
Artica	C544	2/13/79	HIV-1/LAV	1986	28	11/10/11	1,153	4,794		+	None	23
Joye	C542	2/13/79	HIV-1/LAV	1986	28	11/10/11	2,529	337		NDe	LAV env	23
Tika	C534	10/3/78	HIV-1/NC	1997	17	11/10/11	4	244,324		+	None	22
Debbie	X0284	9/23/85	SIVcpzANT	1996	18	1/21/10	NA	ND	ND	ND	None	20
						10/26/10	NA	26,397	+	+
						6/28/11	NA	ND	ND	ND
Cotton	X0115	4/10/77	HIV-1/IIIB	NAf	>18	5/21/02	NA	77,142	ND	ND	NA	20
			SIVcpzANT	1996		9/25/12	229	1,440,622	+	+
						11/25/14	220b	861,000	ND	ND
Bucky	NA	NA	NA	NA	NA	11/10/11	1,016	<50		+	NA	NA
Josie	NA	5/18/81	NA	NA	NA	11/10/11	516	<50		+	NA	NA

^aCD4⁺ T cell counts were performed using blood collected in September 2010 unless otherwise noted.

^bThe CD4⁺ T cell count was performed using blood collected in November 2014.

^c+, SIVcpzANT-specific amplification and sequence confirmation.

^d+, antibody reactivity determined using Western blot analysis (see Fig. S1 in the supplemental material).

^eND, not done.

^fNA, not available.