Table 1. Variants detected by whole-genome sequencing of four Rouge-des-Prés cattle, including two calves with polyneuropathy.

Filtering steps	No. polymorphisms
Polymorphisms in the 3.1 Mb homozygous interval	9025
Polymorphisms homozygous in both affected cattle, but absent in WT	1594
Polymorphisms absent from dbSNP database	973
Polymorphisms absent from Illumina SNP chip	678
Non-synonymous coding polymorphisms	2