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Pathogenicity to 1-day-old SPF chickens.
| Group | Morbidity | Mortality | Antibody responsea |
|||||
|---|---|---|---|---|---|---|---|---|
| 4db | 8d | 12d | 16d | 20d | 24d | |||
| ck/CH/LGX/130530 | 3/10 | 0/10 | 0/10 | 1/10 | 4/10 | 9/10 | 10/10 | 10/10 |
| tl/CH/LDT3/03 | 10/10 | 7/10 | 0/10 | 4/6 | 3/3 | 3/3 | 3/3 | 3/3 |
| Negative control | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 | 0/10 |
Number that seroconverted/number inoculated.
Days after challenge.
