Table 3.
Distribution of CD4 and CD8 T cells in MALT and systemic lymphoid tissues
| Tissues | CD4 (% positive cells ± SD) | CD8 (% positive cells ± SD) | Ratio of CD4 T cells to CD8 T cells |
|---|---|---|---|
| Mucosa-associated lymphoid tissues | |||
| Ileocecal plaque | 28 ± 5 | 3 ± 1 | 9.0 |
| Cecal tonsil | 24 ± 3 | 3 ± | 8.0 |
| Peyer's patch | 29 ± 4 | 4 ± 2 | 7.0 |
| Appendix | 11 ± 2 | 3 ± 1 | 3.5 |
| Lamina propria leukocytes | 27 ± 12 | 17 ± 6 | 1.6 |
| Intraepithelial leukocytes | 31 ± 6 | 37 ± 7 | 0.8 |
| Systemic tissues | |||
| Mesenteric lymph node | 50 ± 6 | 11 ± 3 | 4.5 |
| Peripheral blood | 29 ± 7 | 15 ± 4 | 2.0 |
| Spleen | 28 ± 7 | 17 ± 9 | 1.6 |