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Table 2 Genotyping of Border collies for the VPS13B deletion for dogs from the TNS pedigree, a set of Australian Border collies unrelated to TNS affected lineages, and a set of dogs collected randomly from Norway.

From: A canine model of Cohen syndrome: Trapped Neutrophil Syndrome

status homozygote deletion heterozygote homozygote normal
affected 6 - -
Obligate carrier - 10 -
related† - 29 18
unrelated‡ - 40 220
Norway* 1 9 70
  1. † ancestors and siblings of TNS affected dogs
  2. ‡ Australian Border collie sample set collected prior to TNS work
  3. * sample set collected randomly to represent Border collie population of Norway