Fig. 3.
Absolute numbers of tetramer+ T cells and IFN-γ+ T cells early in infection compared to late in infection.
Numbers of HIV-specific tetramer+ T cells/μl blood (A) and numbers of antigen-specific IFN-γ–producing T cells (B) early after seroconversion compared to late in the asymptomatic state but before start of HAART (asymptomatics, open circles) or around AIDS diagnosis (filled circles).