Table 1.

Incubation Time to Disease for Individual Animals

Animal No.	Incubation time (days)∗	Euthanized on day
1	No clinical signs†	664
2	No clinical signs†	664
3	505	664‡
4	505	664‡
5	393	664‡
6	463	588
7	463	588
8	463	664

^∗Incubation time to first clinical signs.

^†No clinical signs for as late as 664 days after inoculation.

^‡Animals did not reach terminal stage and were euthanized due to old age.