Table 1.

Absolute number of HIV-1- and CMV-specific single IFN-γ, IL-2/IFN-γ, and single IL-2-secreting CD4 T cells




CD4 T cells/μL

IFN-γ

IL-2/IFN-γ

IL-2
HIV-1-p55 stimulation     
Progressors BSL, n = 8   739 ± 111   0.8 ± 0.24 (0.12)   0.13 ± 0.03 (0.02)   0.18 ± 0.043 (0.03)  
After ART, n = 8   1004 ± 108   0.42 ± 0.1 (0.04)   0.21 ± 0.04 (0.02)   0.4 ± 0.07 (0.04)  
LTNPs, n = 5   960 ± 186   1.41 ± 0.6 (0.12)   0.63 ± 0.15 (0.07)   1.08 ± 0.4 (0.1)  
CMV stimulation     
Progressors BSL, n = 5   739 ± 111   2.25 ± 0.96 (0.24)   1.60 ± 0.84 (0.17)   0.7 ± 0.24 (0.08)  
After ART, n = 5   1004 ± 108   1.92 ± 0.85 (0.16)   1.58 ± 1.06 (0.14)   0.87 ± 0.29 (0.08)  
LTNPs, n = 5
 
960 ± 186
 
4.70 ± 3.47 (0.36)
 
2.70 ± 1.48 (0.24)
 
1.51 ± 0.61 (0.13)
 



CD4 T cells/μL

IFN-γ

IL-2/IFN-γ

IL-2
HIV-1-p55 stimulation     
Progressors BSL, n = 8   739 ± 111   0.8 ± 0.24 (0.12)   0.13 ± 0.03 (0.02)   0.18 ± 0.043 (0.03)  
After ART, n = 8   1004 ± 108   0.42 ± 0.1 (0.04)   0.21 ± 0.04 (0.02)   0.4 ± 0.07 (0.04)  
LTNPs, n = 5   960 ± 186   1.41 ± 0.6 (0.12)   0.63 ± 0.15 (0.07)   1.08 ± 0.4 (0.1)  
CMV stimulation     
Progressors BSL, n = 5   739 ± 111   2.25 ± 0.96 (0.24)   1.60 ± 0.84 (0.17)   0.7 ± 0.24 (0.08)  
After ART, n = 5   1004 ± 108   1.92 ± 0.85 (0.16)   1.58 ± 1.06 (0.14)   0.87 ± 0.29 (0.08)  
LTNPs, n = 5
 
960 ± 186
 
4.70 ± 3.47 (0.36)
 
2.70 ± 1.48 (0.24)
 
1.51 ± 0.61 (0.13)
 

The absolute number of cytokine-secreting cells was calculated from the CD4 T-cell counts. Data are presented as mean ± SE, and values in parentheses represent the mean percentage of cytokine-secreting cells in CD4 T cells. BSL indicates baseline; ART, antiretroviral therapy; and LTNPs, long-term nonprogressors.

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