Table 1.
Details of the samples collected and results of chicken infectious anemia virus (CIAV) detection and genogrouping.
| Production Type | Sample ID | Sample | Farm | Flock | Italian Region | Poultry Company | Age of Birds/Time of Sampling | CIAV PCR Results (Genogroup) |
|---|---|---|---|---|---|---|---|---|
| Broiler | 909-06/18 ** | Feathers * | 1 | A | Veneto | 1 | 40 days | Positive (IIIa) |
| 986-1/18 | Dust | 2 | A | Friuli-Venezia Giulia | 2 | End of production cycle (post-cleaning) | Positive (II) | |
| 986-2/18 ** | B | Positive (II) | ||||||
| 986-6/18 | C | Positive (II) | ||||||
| 1018/18 | Dust | 3 | A | Friuli-Venezia Giulia | 2 | End of production cycle (post-cleaning) | Negative | |
| 1019/18 | B | Negative | ||||||
| 1155/19 ** | Dust | 4 | A | Friuli-Venezia Giulia | 2 | End of production cycle (before-cleaning) | Positive (IIIb) | |
| 1157/19 ** | Feathers | B | Positive (IIIa) | |||||
| 1178/19 | Dust | 5 | A | Friuli-Venezia Giulia | 2 | N.A. | Negative | |
| 1179/19 | B | Positive (II) | ||||||
| 1180/19 ** | C | Positive (IIIb) | ||||||
| 1185/19 | Dust | 6 | A | Friuli-Venezia Giulia | 2 | N.A. | Positive (IIIa) | |
| 1186/19 ** | B | Positive (IIIa) | ||||||
| 1187/19 | C | Positive (II) | ||||||
| 1188/19 ** | Dust | 7 | A | Friuli-Venezia Giulia | 2 | N.A. | Positive (IIIa) | |
| 1189/19 | B | Positive (IIIa) | ||||||
| 1191/19 | Dust | 8 | 3,4,5,6 | Emilia-Romagna | 2 | End of production cycle (before-cleaning) | Positive (II) | |
| 1192/19 | 7,8,9 | Positive (IIIa) | ||||||
| 1194/19 | Dust | 9 | / | Emilia-Romagna | 2 | 35 days | Negative | |
| 1195/19 | Dust | 10 | / | Emilia-Romagna | 2 | 47 days | Positive (IIIb) | |
| 1196/19 ** | Spleen * | 11 | / | Emilia-Romagna | 2 | N.A. | Positive (IIIa) | |
| 1201/19 | Dust | 12 | / | Friuli-Venezia Giulia | 2 | 42 days | Positive (IIIa) | |
| 1099/19 ** | Dust | 13 | A | Friuli-Venezia Giulia | 3 | End of production cycle (post-cleaning) | Positive (II) | |
| 1100/19 | B | End of production cycle (post-cleaning) | Positive (II) | |||||
| 1101/19 | C | End of production cycle (before-cleaning) | Positive (II) | |||||
| Pullet Broiler Breeders | 989/18 | Dust | 14 | A | Abruzzo | 4 | Day 0 | Negative |
| 1014-1/18 | Dust | B | 12 weeks | Positive (IIIa) | ||||
| 1152-1/19 | Feathers * | C | 16 weeks | Negative | ||||
| 1153-1/19 | Dust | 16 weeks | Positive (IIIb) | |||||
| 1218/19 | Dust | End of production cycle (post-cleaning) | Negative | |||||
| 1152-2/19 | Feathers * | D | 16 weeks | Negative | ||||
| 1153-2/19 ** | Dust | 16 weeks | Positive (IIIa) | |||||
| 1219/19 | Dust | End of production cycle (post-cleaning) | Negative | |||||
| 1220/19 | Dust | E | End of production cycle (post-cleaning) | Negative | ||||
| 1221/19 | Dust | F | End of production cycle (post-cleaning) | Negative | ||||
| 1015-2/18 | Feathers * | 15 | / | Abruzzo | 4 | 22 weeks | Negative | |
| Backyard Chickens | 801/17 | Feathers * | / | G | Sicily | / | 3.5 to 4 months | Negative |
| 810/17 | Feathers * | / | H | Sicily | / | 3 to 4.5 months | Negative | |
| 847/17 | Feathers * | / | I | Lombardy | / | 12 months | Negative | |
| 850/17 | Feathers * | / | L | Tuscany | / | 6 months | Negative | |
| 852/17 | Feathers * | / | M | Campania | / | 6 to 9 months | Negative | |
| 853/17 | Feathers * | / | N | Lombardy | / | 4 to 7 months | Negative | |
| 854/17 | Feathers * | / | O | Trentino-Alto Adige | / | 9 to 24 months | Negative | |
| 855/17 ** | Feathers * | / | P | Tuscany | / | 8 to 12 months | Positive (II) |
/ not applicable, N.A. not available, * feathers and spleens were aseptically collected from 5 birds/flock and processed in pools, ** strain entirely sequenced.