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Table 1 Comparison of Prnp allele frequencies [%] between scrapie-affected and healthy herds.

From: Caprine prion gene polymorphisms are associated with decreased incidence of classical scrapie in goat herds in the United Kingdom

   Scrapie Herds
(A, B, E, J)
Herds without scrapie cases
(C, D, F, G, H, I, X)
Breed category   Dairy Dairy
Breed   S, T, A, N S, T, A, N
Number of animals   699 235
Allele frequencies [%] wt-S 14.5 15.8
  wt-P 45.5 51.9
  S127 10.2 2.3
  S127* 4.5 (A, E, J only) 2.3
  M142 26.9 25.5
  Q211 2.2 2.6
  K222 0.7 0.6
  1. For abbreviations see Table 3 and Figure 1.
  2. *S127 allele frequency after removal of herd B data.