Table 2. Intracerebral inoculation of tgBov mice with a panel of tissues collected from a Sh-BSE clinically affected pig.

Inocula	Brain	Sciatic nerve	Brachial nerve	Mesenteric lymph node	Oculomotor muscle	Ileum	Spleen	WBC
Positive micea	5/5	5/6	2/6	1/5	5/5	0/5	0/5	0/5
Incubationb	306±85	402± 76	478±0	477	412 ±86	-	-	-

^a Data based on PrP^res detection in the brain

^b Incubation periods were calculated as the number of days between inoculation and the onset of clinical signs consistent with a prion disease, at which time mice were euthanized. Incubation periods are shown as mean±SEM days post-inoculation