Table 1.
Characteristics of infectious bronchitis virus (IBV) isolates whose genome sequence was determined in this study.
| Isolate | Age (d) | Organ of Isolation | Country of Origin | Clinical Features/Pathology | Vaccination History | Genotype of Study Strain |
|---|---|---|---|---|---|---|
| D1656/2/11/BY/2011 | 31 | CT | Belarus | Enteritis, hepatitis, cholecystitis, haemorrhages in intestinal track and caecal tonsils, atrophic bursa | ND | GI-19 |
| D1478/2/2/10/GR/2010 | 40 | CT | Greece | Respiratory disease (mortality 1% per day) | D0: H120; D15: H120 | GI-13 (H120: GI-1) |
| D1719/1/11/GR/2011 | 26 | CT | Greece | Mild respiratory disease, growth retardation | D1: Ark | GI-9 (Arkansas: GI-9) |
| D1760/2/2/11/GR/2011 | 29/40 | T | Greece | Respiratory disease | D1: Ark; D18: 4/91 | GI-19 (Ark: GI-9, 4/91: GI-13) |
| D2220/2/13/GR/2014 | ND | CT | Greece | Respiratory, mortality | D1: H120; D18: 4/91 | G1-19 (H120 and 4/91: GI-1) |
| D1561/8/11/HU/2011 | 7 | CT | Hungary | ND | H120 | GI-1 (H120: GI-1) |
| D1623/1/1/11/HU/2011 | ND | T | Hungary | ND | ND | GI-19 |
| D1871/1/1/12/HU/2012 | ND | ND | Hungary | ND | ND | GI-1 |
| 11518-Kiskunmajsa/HU/2010 | ND | ND | Hungary | Interstitial nephritis | ND | GI-19 |
| 211776-Imrehegy/HU/2011 | 28 | K | Hungary | Interstitial nephritis (mortality 8%) | ND | GI-21 |
| D2353/13/PL/2019 | ND | ND | Poland | ND | ND | GI-13 |
| D2002/2/12/PT/2012 | 35 | T | Portugal | ND | D1: H120; D9: IB primer | GI-19 (H120: GI-1) |
| D1530/2/3/10/RO/2010 | 39 | CT | Romania | Respiratory disease, swollen head, conjunctivitis (morbidity 50%, mortality 6-7%) | D1: Ma5; D9: 4/91 | GI-13 (4/91: GI-13, Ma5: GI-1) |
| D1530/4/1/10/RO/2010 | ND | K | Romania | ND | ND | GI-13 |
| D1654/1/4/11/RO/2011 | 31 | CT | Romania | Feed refusal syndrome, smaller body weight, nephritis, respiratory syndrome with tracheitis | D1: Ma5 | GI-19 (Ma5: GI-1) |
| D1783/2/3/11/RO/2011 | 28 | L, T, K | Romania | Dyspnoe, sneezing, tracheal congestion | D1: H120 | GI-19 (H120: GI-1) |
| D1944/1/3/12/RO/2012 | 39 | K | Romania | Respiratory, rales, sneezing, swollen head, white diarrhoea | D1: Ma5; D8: H120 | GI-19 (Ma5 and H120: GI-1) |
| D2022/2/3/12/RO/2012 | 29 | CT | Romania | Depression, ruffled feather, fever, withies diarrhoea | D6: IB 88 | GI-19 (IB 88: GI-1) |
| D4000/3/17/RO/2017 | 39 | CT | Romania | ND | ND | GI-21 |
| D1617/3/11/UA/2011 | 28 | T | Ukraine | Enteritis, tracheitis, nephritis | D0: IB primer; D10: H120 | GI-19 (H120: GI-1) |
ND, no data. D = day; age of birds at vaccination. K, kidney; CT, caecal tonsil; T, trachea; L, lung.