TABLE 1.
Virus isolation, seroconversion results, and results of IVPI in chicken experiment
| Virus and means of exposure | No. of chickens from which virus was isolated/total no. of chickens tested on: |
No. of chickens surviving on 14 dpi that seroconverted/total no. of chickens | IVPI result | Cleavage site sequence | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 dpi |
5 dpi |
7 dpi |
9 dpi |
||||||||
| Trachea | Cloaca | Trachea | Cloaca | Trachea | Cloaca | Trachea | Cloaca | ||||
| A/Chicken/Guangdong/SW154/2015 | 0 | KGRG | |||||||||
| Infected | 10/10 | 10/10 | 3/7 | 7/7 | 4/7 | 6/7 | 4/7 | 7/7 | |||
| Contact | 8/8 | 8/8 | 7/8 | 8/8 | 4/5 | 5/5 | 3/5 | 2/5 | 5/5 | ||
| A/Chicken/Heyuan/16876/2016 | 2.92 | KGKRTARG | |||||||||
| Infected | 2/2 | 2/2 | |||||||||
| Contact | 2/8 | 1/8 | 5/5 | 5/5 | |||||||
| A/Chicken/Huizhou/HZ-3/2016 | 3.00 | KRKRTARG | |||||||||
| Infected | 1/1 | 1/1 | |||||||||
| Contact | 1/8 | 1/8 | 2/5 | 2/5 | 1/3 | 1/3 | 0/2 | 0/2 | 2/2 | ||
| A/Guangdong/Th005/2017 | 2.33 | KGKRIARG | |||||||||
| Infected | 4/8 | 3/8 | 3/4 | 2/4 | 1/1 | 1/1 | |||||
| Contact | 0/8 | 0/8 | 3/8 | 2/8 | 3/7 | 3/7 | 0/3 | 0/3 | 3/3 | ||
| A/Guangdong/Th008/2017 | 2.41 | KRKRTARG | |||||||||
| Infected | 4/5 | 3/5 | |||||||||
| Contact | 2/8 | 1/8 | 1/6 | 1/6 | 0/4 | 0/4 | 0/4 | 0/4 | 4/4 | ||
| Mock infection | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 | 0 | |