Table 1.

Experimental animal groups, showing genotype and resulting effect upon PrP expression pattern

Group	Genotype		Phenotype (PrP expression pattern)
	Prnp	P0-Cre
Schwann cell PrP KO	PrPfl homozygous	Positive	Removed only from Schwann cells
Floxed PrP control	PrPfl homozygous	Negative	Normal
Cre control	PrP wild type	Positive	Normal
Nontransgenic control	PrP wild type	Negative	Normal