Table 2 Proportion of HA-specific antibodies with specific isotypes in pooled sera and BAL measured by ELISA
Percent of titer attribute to | ||||
|---|---|---|---|---|
Sample | Inoculation route/virus form | IgG1 | IgG2a | IgG2b |
Serum | IM inactivated | 1 | 88 | 11 |
IM live | 1 | 79 | 20 | |
IN live | 8 | 61 | 31 | |
BAL | IM inactivated | 3 | 77 | 20 |
IM live | 44 | 44 | 12 | |
IN live | 44 | 44 | 12 | |