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Antibody response to influenza B viruses.
| Vaccine administered (groups) | Antigen | |||||
|---|---|---|---|---|---|---|
| B/Vic WT (GMT) | B/Yam WT (GMT) | |||||
| Day 0 | Day 21 | Fold increase | Day 0 | Day 21 | Fold increase | |
| HAI test | ||||||
|
| ||||||
| B/Vic LAIV (groups 1-2) | 5.0 | 36.0 | 7.2 | 5.0 | 5.0 | 1.0 |
|
| ||||||
| B/Yam LAIV (groups 3-4) | 5.0 | 5.0 | 1.0 | 5.0 | 90.0 | 18.0 |
|
| ||||||
| Groups 5-7 (controls) | 5.0 | 5.0 | 1.0 | 5.0 | 5.0 | 1.0 |
|
| ||||||
| MN test | ||||||
|
| ||||||
| B/Vic LAIV (groups 1-2) | 5.0 | 359.2 | 71.8 | 5.0 | 5.0 | 1.0 |
|
| ||||||
| B/Yam LAIV (groups 3-4) | 5.0 | 5.0 | 1.0 | 5.0 | 226.3 | 45.3 |
|
| ||||||
| Groups 5-7 (controls) | 5.0 | 5.0 | 1.0 | 5.0 | 5.0 | 1.0 |
