Virus | Number of dead/total (MDT) | OP shedding: number of birds shedding/total (Log 10 EID 50 /mL) a | CL shedding: number of birds shedding/total (Log 10 EID 50 /mL) a | ||||||
---|---|---|---|---|---|---|---|---|---|
NDV | HPAIV | NDV | HPAIV | ||||||
1 dpi | 2 dpi | 1 dpi | 2 dpi | 1 dpi | 2 dpi | 1 dpi | 2 dpi | ||
lNDV | 0/10 | 10/10 (5.3 ± 0.1)A | 10/10 (6.1 ± 0.1)A | nd | nd | 1/10 (1.6)A | 5/10 (3.3 ± 0.08)A | nd | nd |
mNDV | 0/10 | 7/10 (2.9 ± 0.4)A | 10/10 (3.2 ± 0.1)A | nd | nd | 0/10 (0)A | 0/10A | nd | nd |
vNDV low dose | 10/10 (5.2) | 10/10 (4.4 ± 0.1)A | 10/10 (5.9 ± 0.1)A | nd | nd | 0/10 (0)A | 8/10 (3.8 ± 0.2)A | nd | nd |
vNDV high dose | 10/10 (4.4) | 10/10 (3.6 ± 0.1)A | 10/10 (6.4 ± 0.1)A | nd | nd | 0/10 (0)A | 10/10 (5.2 ± 0.1)A | nd | nd |
HPAIV | 10/10 (2.0) | nd | nd | 10/10 (4.6 ± 0.1)A | 2/2 (5.7 ± 0.1)A | nd | nd | 8/10 (3.1 ± 0.3)A | 2/2 (4.9 ± 0.3)A |
lNDV + HPAIV | 10/10 (2.3) | 9/10 (4 ± 0.1)B | 5/10 (4.5 ± 0.1)*B | 9/10 (4.6 ± 0.1)A | 5/5 (6 ± 0.1)A | 0/10 (0)A | 0/5B | 8/10 (2.7 ± 0.3)A | 5/5 5.6 ± 0.2)B |
mNDV + HPAIV | 10/10 (2.2) | 2/10 (1.8 ± 0.04)*A | 1/3 (2.2)*B | 10/10 (4.2 ± 0.1)A | 3/3 (5.9 ± 0.3)A | 0/10 (0)A | 0/3A | 8/10 (2.4 ± 0.2)A | 3/3 (5.4 ± 0.03)A |
vNDV low dose + HPAIV | 10/10 (2.4) | 5/10 (4.2 ± 0.2)*A | 5/5 (4.7 ± 0.1)B | 10/10 (4.5 ± 0.1)A | 5/5 (5.8 ± 0.2)A | 0/10 (0)A | 0/5**B | 7/10 (2.5 ± 0.4)A | 5/5 (5.5 ± 0.2)A |
vNDV high dose + HPAIV | 10/10 (2.1) | 10/10 (4.6 ± 0.3)B | 3/3 (6.3 ± 0.1)A | 10/10 (4.3 ± 0.1)A | 3/3 (6.4 ± 0.3)A | 0/10 (0)A | 0/3**B | 7/10 (2.5 ± 0.4)A | 3/3 (5.5 ± 0.2)A |
lNDV + HPAIV 2 days later | 10/10 (2.6) | 10/10 (3.9 ± 0.1)A | 7/7 (6.6 ± 0.2)A | 10/10 (4.5 ± 0.2)A | 7/7 (5.9 ± 0.2)A | 2/10 (2.1 ± 0.01)A | 0/7*A | 7/10 (2.3 ± 0.4)A | 7/7 (5.3 ± 0.04)A |
mNDV + HPAIV 2 days later | 10/10 (3.1) | 7/10 (2.4 ± 0.2)A | 7/9 (3.1 ± 0.1)A | 10/10 (3.8 ± 0.2)A | 9/9 (5.8 ± 0.1)A | 4/10 (1.8 ± 0.1)B | 5/9 (3.2 ± 0.2)*B | 10/10 (3.1)A | 9/9 (5.2 ± 0.04)A |
vNDV low + HPAIV 2 days later | 10/10 (2.5) | 10/10 (6.4 ± 0.1)B | 7/7 (7.6 ± 0.1)B | 3/10 (1.5 ± 0.7)**B | 7/7 (5.3 ± 0.1)A | 10/10 (5.5 ± 0.1)***B | 7/7 (7.1 ± 0.1)B | 0/10***B | 7/7 (5.3 ± 0.05)A |
vNDV high + HPAIV 2 days later | 10/10 (1.9) | 10/10 (6.8 ± 0.1)B | 2/2 (8.0 ± 0.3)B | 3/10 (2.1 ± 0.1)**B | 2/2 (5.3 ± 0.1)A | 10/10 (6.3 ± 0.1)***B | 2/2 (7.6 ± 0.3)B | 0/10***B | 2/2 (5.3 ± 0.05)A |