Transmission of sheep-bovine spongiform encephalopathy to pigs

Table 1 Clinical and pathological features.

Animal id.	Incubation period (weeks)	Euthanasia date (weeks)	Clinical Signs	NPC	PrP^Sc	PrP^res
P-1	96	116	Present-Dull form	Present	Present	Present
P-2	109	132	Present-Dull form	Present	Present	Present
P-3	96	115	Present-Dull form	Present	Present	Present
P-4	109	131	Present-Dull form	Present	Present	Present
P-5	77	90	Present-Dull form	Present	Present	Present
P-6	109	131	Present-Aggressiveness	Present	Present	Present
P-7		42	Absent	Absent	Absent	Absent
P-8				Absent	Absent	Absent

Animal identification number, incubation period, euthanasia date, clinical signs, neuropathological changes (NPC) as determined by hematoxylin-eosin (HE) staining, presence of PrP^Sc (immunohistochemistry) and presence of PrP^res in CNS samples (Western blot).

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