Exposure | Number of cells ×106 | NL/АМ count ratio | ||
Total | Neutrophil leukocytes (NL) | Alveolar macrophages (АМ) | ||
Sham (drinking water) | 2.16 ± 0.22 | 0.22 ± 0.05 | 1.93 ± 0.19 | 0.12 ± 0.02 |
Sham (drinking glutamate) | 1.52 ± 0.13* | 0.11 ± 0.02 | 1.40 ± 0.13 | 0.09 ± 0.05 |
Fe2O3-NPs (drinking water) | 1.96 ± 0.18 | 0.43 ± 0.07* | 1.51 ± 0.18 | 0.32 ± 0.07* |
Fe2O3-NPs (drinking glutamate) | 1.76 ± 1.53 | 0.24 ± 0.04+ | 1.52 ± 0.09 | 0.15 ± 0.02+ |