Days post-2nd challenge Positive/total Viral titre ± standard deviation | ||||
---|---|---|---|---|
Experiment | Group | Assay | +7 (91 pi) | +14 (98 pi) |
1 | C1 + B | Viral isolation | 2/2 | 2/2 |
3.2 ± 0.6 | 2.0 ± 0.0 | |||
nRT-PCR | 2/2 | 2/2 | ||
A + A | Viral isolation | 0/4 | 0/4 | |
nRT-PCR | 4/4 | 1/4 | ||
A + B | Viral isolation | 0/4 | 0/4 | |
nRT-PCR | 4/4 | 0/4 | ||
2 | C2 + A | Viral isolation | 3/3 | 2/3 |
3.4 ± 0.9 | 2.2 ± 0.1 | |||
nRT-PCR | 3/3 | 3/3 | ||
B + B | Viral isolation | 0/4 | 0/4 | |
nRT-PCR | 0/4* | 0/4 | ||
B + A | Viral isolation | 0/4 | 0/4 | |
nRT-PCR | 0/4* | 0/4 |