Table 2.
Aerosol challenge and mortality results
| Iteration and dosage group | No. of animals | Estimated inhaled dosage (no. of spores/animal) | No. of surviving animals |
|---|---|---|---|
| I | |||
| 1 | 8 | 3.6 × 104 | 5 |
| 2 | 8 | 5.3 × 104 | 5 |
| 3 | 8 | 4. 8 × 104 | 5 |
| 4 | 8 | 4.1 × 104 | 3 |
| 5 | 8 | 6.1 × 104 | 4 |
| 6 | 8 | 1.1 × 105 | 2 |
| 7 | 8 | 3.1 × 105 | 0 |
| 8 | 8 | 7.7 × 105 | 0 |
| II | |||
| 9 | 8 | 6.6 × 103 | 8 |
| 10 | 8 | 7.6 × 103 | 6 |
| 11 | 8 | 1.5 × 104 | 5 |
| 12 | 8 | 2.3 × 104 | 4 |
| 13 | 8 | 4.4 × 104 | 4 |
| III | |||
| 14 | 8 | 6.4 × 103 | 6 |
| 15 | 8 | 1.0 × 104 | 8 |
| 16 | 8 | 2.0 × 104 | 6 |
| 17 | 8 | 4.4 × 104 | 5 |
| 18 | 8 | 1.0 × 105 | 5 |
| 19 | 8 | 2.6 × 105 | 1 |
| 20 | 8 | 5.7 × 105 | 1 |