Scrapie and cellular PrP isoforms are encoded by the same chromosomal gene.

Basler K, Oesch B, Scott M, Westaway D, Wälchli M, Groth DF, McKinley MP, Prusiner SB, Weissmann C. Scrapie and cellular PrP isoforms are encoded by the same chromosomal gene. Cell. 1986 Aug 1; 46(3):417-28.

1986
http://profiles.ucsf.edu/profile/231567
2873895

Basler K, Oesch B, Scott M, Westaway D, Wälchli M, Groth DF, McKinley MP, Prusiner SB, Weissmann C