Table 1.

Effect of sialoadhesin-deficiency on prion disease susceptibility

	Route of prion exposure
Intracerebral injection		Intraperitoneal injection
Mouse strain	Incidence of clinical disease1	Mean incubation period (days) ± SEM	Incidence of clinical disease	Mean incubation period (days) ± SEM
WT	5/5	153 ± 4	8/8	241 ± 7
Sn−/−	6/6	151 ± 4	6/6	256 ± 6

Abbreviations: Sn^−/−, sialoadhesin-deficient; WT, wild-type.

¹Number of mice affected/injected with prions.