Table 1 CD8+Naïve, TCM, and TEM cells frequency for gated lymphocytes before and after in vitro stimulation with N-RSV1 peptide (30 μg/ml) in healthy blood donors within the three groups of age
Subjects | Naïve Baseline | Naïve Ag stimulated | TCM Baseline | TCM Ag stimulated | T EM Baseline | T EM Ag stimulated | T EMRA Baseline | T EMRA Ag stimulated |
|---|---|---|---|---|---|---|---|---|
20-40 y | 40 ± 15 | 35 ± 11 | 3.5 ± 2 | 2.7 ± 1.2 | 20.4 ± 8 | 28 ± 7 | 32.7 ± 9 | 35.6 ± 8 |
41-60 y | 38.7 ± 15 | 40.5 ± 24 | 3 ± 1.4 | 5 ± 4 | 21 ± 10 | 26 ± 17 | 37.8 ± 10 | 28.7 ± 14 |
> 60 y | 37.7 ± 13 | 37 ± 10.5 | 4.2 ± 1.9 | 5 ± 3.4 | 19.6 ± 10 | 25 ± 12 | 33.7 ± 10 | 32.1 ± 12 |