Table 2.
Differential cell counts | |
Total BAL cell count ×103/ml of recovered BAL§ | 134.7 ± 13.6 |
Macrophages * | 82.2 ± 2.7 |
Neutrophils * | 6.8 ± 1.8 |
Eosinophils * | 2.6 ± 0.6 |
Lymphocytes * | 9.1 ± 1.9 |
Lymphocyte phenotypes | |
CD2-/CD19+ cells **(B lymphocytes) | 1.9 ± 0.3 |
CD3+/CD16+CD56+**(cytotoxic lymphocytes) | 2.8 ± 0.5 |
CD3-/CD16+CD56+ **(natural killer cells) | 4 ± 0.6 |
CD3+ cells ** (TLs) | 74.2 ± 4.6 |
CD4+ cells **(helper TLs) | 35.8 ± 3. 9 |
CD8+ cells **(cytotoxic/suppressor TLs) | 35.9 ± 3.9 |
CD8+/38+ cells **(activated CD8+ cells) (n = 16) | 4.0 ± 0.8 |
CD4+/CD8+ ratio | 1.3 ± 0.2 |
Values are means ± SEM (with ranges in parentheses). § The mean value of recovered BAL is 55.6% with a range of 41.6% to 80% *Values are expressed as percentages of total BAL cell count. ** Values are expressed as percentage of total lymphocytes.