Table 1

T cell subsets in the peripheral blood of young and aged mice ^a

CD4

CD8

CD4/CD8

Young (4-6-week)

12.9 ± 6.55

17.3 ± 9.23

1.33 ± 0.66

Aged (24-month)

5.5 ± 1.83

6.2 ± 0.37

0.56 ± 0.28

^a PBMC were stained with FITC-labeled anti-CD4 and PE-labeled anti-CD8 mAbs (BD Biosciences) and analyzed by FACScan. Data represent mean ± of three mice.

Ito et al. Immunity & Ageing 2010 7:12   doi:10.1186/1742-4933-7-12