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Table I.
Experimental protocol.
| Group number (n) | Weeks of sensitization* | Challenge* (Day 0) | Weeks between last sensitization and challenge | Sampling time points (days post challenge) |
|---|---|---|---|---|
| Group 1 (4) | 12 | − | 12 | 0, 1, 2, 3, 5, 7, 28 |
| Group 2 (7) | 12 | + | 12 | 0, 1, 2, 3, 5, 7, 28 |
| Group 3 (7) | 0 | + | − | 28 |