Table 1.
Epidemiology information for Chinese field IBV isolates isolated in this study.
| IBV isolates | Province (city)a | Vaccines used for vaccination | Organsb used for virus isolation | Production type |
|---|---|---|---|---|
| ck/CH/LAH/08I | Anhui (Liuan) | 4/91 | Kidney | Broiler |
| ck/CH/LAH/08II | Anhui (Hefei) | 4/91 | Trachea | Broiler |
| ck/CH/LCQ/08I | Chongqing | 28/86 | Kidney | Broiler |
| ck/CH/LCQ/08II | Chongqing | 28/86+Ma5 | Kidney | Broiler |
| ck/CH/LDL/08I | Dalan | 28/86+Ma5 | Kidney | Layer hens |
| ck/CH/LDL/08II | Dalan | H120+Conn | Kidney | Layer hens |
| ck/CH/LDL/08III | Dalan | 28/86+Ma5 | kidney | Broiler |
| ck/CH/LDL/08IV | Dalan | H120 | Proventriculus | Layer hen |
| ck/CH/LGS/08I | Gansu (Linxia) | 4/91 | Trachea | Broiler |
| ck/CH/LHB/08I | Hebei (Shijiazhuang) | 28/86+Ma5 | Kidney | Layer hen |
| ck/CH/LHLJ/08I | Heilongjiang (Zhaiyuan) | H120 | Kidney | Broiler |
| ck/CH/LHLJ/08II | Heilongjiang (Zhaodong) | H120 | Proventriculus | Layer hen |
| ck/CH/LHLJ/08III | Heilongjiang (Qiqihaer) | H120+28/86 | Proventriculus | Layer hen |
| ck/CH/LHLJ/08IV | Heilongjiang (Yichun) | Ma5+28/86 | Kidney | Layer hen |
| ck/CH/LJL/08I | Jilin (Changchun) | Non-vaccinated | Kidney + Trachea | Layer hen |
| ck/CH/LJL/08II | Jilin (Dehui) | H120 | Proventriculus | Layer hen |
| ck/CH/LJL/08III | Jilin (Changchun) | H120 | Kidney | Layer hen |
| ck/CH/LJL/08IV | Jilin (Taolan) | H120 | Kidney | Layer hen |
| ck/CH/LJS/08I | Jiangsu (Xuzhou) | H120 | Kidney | Broiler |
| ck/CH/LJS/08II | Jiangsu (Pizhou) | H120 | Kidney | Broiler |
| ck/CH/LLN/08I | Liaoning (Shenyang) | Non-vaccinated | Proventriculus | Broiler |
| ck/CH/LLN/08II | Liaoning (Anshan) | H120 | Proventriculus | Layer hen |
| ck/CH/LSD/08I | Shandong (Shouguang) | Ma5+H120 | Kidney | Broiler |
| ck/CH/LSD/08II | Shandong (Laiyang) | Ma5+H120 | Trachea | Broiler |
| ck/CH/LSD/08III | Shandong (Gaomi) | H120 | Kidney | Broiler |
| ck/CH/LSD/08IV | Shandong (Shouguang) | H120 | Kidney | Broiler |
| ck/CH/LSD/08V | Shandong (Yingli) | 4/91 | Kidney | Broiler |
| ck/CH/LSD/08VI | Shandong (Daotian) | H120 | Kidney | Broiler |
| ck/CH/LSD/08VII | Shandong (Daotian) | H120 | Kidney | Broiler |
| ck/CH/LSD/08VIII | Shandong (Liulv) | H120 | Kidney | Broiler |
| ck/CH/LSD/08IX | Shandong (Gaomi) | H120+28/86 | Kidney | Broiler |
| ck/CH/LSD/08X | Shandong (Changle) | H120+28/86 | Kidney | Broiler |
| ck/CH/LSD/08XI | Shandong (Daotian) | H120+28/86 | Trachea | Broiler |
| ck/CH/LSD/08XII | Shandong (Qufu) | Ma5+28/86 | Kidney | Broiler |
| ck/CH/LSD/08-1 | Shandong (Pingdu) | H120 | Kidney | Broiler |
| ck/CH/LSD/08-2 | Shandong (Zhilan) | H120 | Kidney | Broiler |
| ck/CH/LSD/08-3 | Shandong (Laiyang) | H120 | Kidney | Broiler |
| ck/CH/LSD/08-4 | Shandong (Gaomi) | H120 | Proventriculus | Broiler |
| ck/CH/LSD/08-5 | Shandong (Hanting) | Ma5+28/86 | Kidney | Broiler |
| ck/CH/LSD/08-6 | Shandong (Changle) | H120 | Kidney | Broiler |
| ck/CH/LSD/08-7 | Shandong (Zouping) | H120 | Proventriculus | Broiler |
| ck/CH/LSD/08-8 | Shandong (Weifang) | 4/91 | Kidney | Broiler |
| ck/CH/LSD/08-9 | Shandong (Wanfu) | H120 | Kidney | Broiler |
| ck/CH/LSD/08-10 | Shandong (Shouguang) | H120 | Trachea | Broiler |
| ck/CH/LSD/08-11 | Shandong (Yingli) | Ma5+4/91 | Kidney | Broiler |
| ck/CH/LSD/08-12 | Shandong (Wanfu) | H120 | Proventriculus | Broiler |
a
Province (city) where the viruses were isolated.
b
Kidney: swollen kidney, proventriculus: swollen proventriculus, trachea: hemorrhagic trachea.