Article
PrP genotypes of rare breeds of sheep in Great Britain.
The Veterinary record - 29 Jan 2005
Townsend S J, Warner R, Dawson M
Abstract excerpt
In total 31,669 blood samples were collected from 1187 flocks of 27 rare breeds of sheep in the UK, and their genotype profiles at the prion protein locus were determined. The frequencies of the five alleles varied widely among the breeds and some had only two of the alleles and others had all five; the average was three. The average allele frequencies across all 27 breeds were 49.7 per cent for ARR, 4.4 per cent...
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