Table 2 Scheme of immunization and infection
Groups | Immunization | First Immunization (0 d) | Booster Immunization (14 d) | Strain of Challenge (28 d) |
|---|---|---|---|---|
1 | Inactivated Δfis | 1.0 × 109 CFU | 5.0 × 108 CFU | PmCQ2 |
2 | Inactivated Δfis | 1.0 × 109 CFU | 5.0 × 108 CFU | PmB |
3 | PBS emulsifier | 200 μL | 100 μL | PmCQ2 |
4 | PBS emulsifier | 200 μL | 100 μL | PmB |
5 | Live Δfis | 3.0 × 108 CFU | 4.0 × 108 CFU | PmCQ2 |
6 | Live Δfis | 3.0 × 108 CFU | 4.0 × 108 CFU | PmB |
7 | PBS | 200 μL | 100 μL | PmCQ2 |
8 | PBS | 200 μL | 100 μL | PmB |