Table 5 Phenotype (CD27, CD28) of tetramer-positive CD8+ cells in individual groups
Age(yr.) (n = 133) | 0–4 (n = 31) | 5–9 (n = 24) | 10–14 (n = 24) | 15–19 (n = 29) | 20–29 (n = 13) | 60–92 (n = 12) |
|---|---|---|---|---|---|---|
% | Â | Â | Â | Â | Â | Â |
CD28(-)CD27(+) | 43.2 ± 16.8 | 42.5 ± 14.9 | 39.1 ± 14.4 | 31.3 ± 13.7 | 31.6 ± 11.9 | 17.2 ± 14.1 |
CD28(+)CD27(+) | 34.9 ± 23.2 | 28.9 ± 14.5 | 26.7 ± 13.4 | 32.8 ± 16.0 | 40.6 ± 14.9 | 28.1 ± 17.2 |
CD28(-)CD27(-) | 20.8 ± 17.0 | 26.0 ± 18.9 | 30.0 ± 16.9 | 31.4 ± 20.0 | 22.3 ± 12.0 | 40.0 ± 20.5 |
CD28(+)CD27(-) | 1.1 ± 2.5 | 2.6 ± 3.2 | 4.2 ± 8.7 | 4.5 ± 4.7 | 5.5 ± 6.6 | 22.0 ± 24.2 |