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Table 1 Genotype, age, breed, the presence of clinical signs and the availability of lymphatic tissue and spinal cord of the individual sheep

From: PrPSc spreading patterns in the brain of sheep linked to different prion types

  Genotype Breed Age in months Lymphatic tissue available Spinal cord available Clinical signs present
Classical scrapie cases      
  ARQ/ARQ G.M./B.M. crossbreed ~42 yes yes no
  ARQ/ARQ G.M./B.M. crossbreed ~24 yes yes no
  ARQ/ARQ G.M./B.M. crossbreed >48 yes yes no
  ARQ/ARQ Black headed Mutton ~72 yes yes no
  ARQ/ARQ German Merino ~60 yes yes yes
  ARQ/ARQ German Merino >48 yes yes yes
  ARQ/ARQ G.M./B.M. crossbreed >48 yes yes yes
  ARQ/ARQ G.M./B.M. crossbreed unknown yes no unknown
  ARQ/ARQ G.M./B.M. crossbreed ~48 yes no unknown
  ARQ/ARQ Black headed Mutton unknown yes no unknown
  ARQ/ARQ B.M./Mountain sheep crossbreed 27 yes yes yes
  ARQ/ARQ G.M./B.M./Mountain sheep crossbreed 25 yes yes yes
  ARQ/ARQ B.M./Mountain sheep crossbreed unknown yes yes yes
  ARQ/ARQ B.M./Mountain sheep crossbreed 29 yes yes no
  ARQ/ARQ B.M./Mountain sheep crossbreed 38 yes yes yes
  VRQ/ARQ Texel unknown yes no unknown
  VRQ/ARQ Norwegian pelt sheep ~24 yes no unknown
  VRQ/ARQ Steigar sheep ~42 no no unknown
  VRQ/ARQ Texel unknown yes no unknown
  VRQ/ARQ Steigar sheep unknown no no unknown
  VRQ/ARQ Texel/Mountain sheep crossbreed 32 yes yes yes
  VRQ/ARH Texel 30 yes yes no
  VRQ/ARH Steigar sheep unknown yes no unknown
  VRQ/ARH Texel unknown yes no unknown
Atypical/Nor98 scrapie cases      
  AFRQ/ARQ Spæl sheep ~78 no no uncertain
  AFRQ/AHQ Suffolk/Rygja/Steigar crossbreed ~72 no yes yes
  ARQ/AHQ German Merino unknown yes no unknown
  AHQ/AHQ Steigar sheep ~48 yes yes yes
  AHQ/AHQ Spæl sheep ~72 yes no yes
  AHQ/AHQ Norwegian white sheep ~84 yes no yes
  AHQ/AHQ Spæl sheep ~42 yes yes uncertain
  AHQ/AHQ Spæl sheep ~48 yes no yes
  AHQ/AHQ Spæl sheep ~72 no no yes
  AHQ/ARH Norwegian white sheep ~120 yes no yes
  AHQ/AFRQ Dala sheep ~84 no yes yes
  AHQ/AFRQ Steigar sheep ~60 no no yes
  AFRQ/AFRQ Norwegian white sheep ~60 yes no uncertain
  AFRQ/AFRQ Dala sheep ~36 yes yes yes
  AFRQ/AFRQ Norwegian white sheep ~78 yes no yes
  AFRQ/AFRQ Rygja/Dala crossbreed ~84 yes no uncertain
  AFRQ/AFRQ Dala sheep ~108 yes no no
  AHQ/ARR Spæl sheep ~72 no no yes
  AHQ/ARR Norwegian white sheep ~96 yes no no
  AHQ/ARR Dala sheep ~72 yes no uncertain
  AHQ/ARR Dala sheep ~84 no yes no
  ARR/AFRQ Norwegian white sheep ~96 no no unknown
  ARR/AFRQ Norwegian white sheep ~66 yes no no
  ARR/ARR Steigar ~84 no yes no
  unknown Rygja/Dala crossbreed unknown no no no
Control cases      
  ARQ/ARQ Skudde unknown yes no no
  ARR/ARH Leine 30 yes no no
  ARR/ARR German Merino ~132 yes no no
  ARR/ARR Leine ~60 yes no no
  ARR/ARR Leine ~96 yes no no
  ARR/ARR Leine >48 yes no no
  1. B.M. = blackheaded mutton, G.M. = German Merino