Table 1.
Experimental design of the study
| Group | Inoculum | Titer | No. animals |
|---|---|---|---|
| 1A |
H7N2/LP |
106 EID50 |
12 (8+4)* |
| 1B |
H7N2/LP |
106 EID50 |
12 |
| 2A |
H7N1/HP |
106 ELD50 |
12 (8+4)* |
| 2B |
H7N1/HP |
106 ELD50 |
12 |
| 3A |
H5N1/HP |
106 ELD50 |
12 (8+4)* |
| 3B |
H5N1/HP |
106 ELD50 |
12 |
| C | PBS | - | 8 |
*In A groups, eight quail were inoculated and four quail were left as contact birds.
H7N2/LP, A/Anas platyrhynchos/Spain/1877/2009; H7N1/HP, A/Chicken/Italy/5093/1999; H5N1/HP, A/Great crested grebe/Basque Country/06.03249/2006; ELD50, mean embryo lethal dose; EID50, mean embryo infectious dose; PBS, phosphate buffer saline.