Fig. 1
From: Inter- and intra-breed genome-wide copy number diversity in a large cohort of European equine breeds
Principal component analysis across the eight European horse breeds. a (left) SNP B-allele frequency ratios of the samples. b (right) CNV of the segments detected, compared to the average signal of the reference. ARD = Ardenner; BTP = Belgian draught horse (*reference); BWP-I and BWP-II = Belgian Warmblood I and II; GD = German draught; EXM = Exmoor ponies; FRI = Friesian horses; SWB = Swedish Warmblood; VLP = Vlaams paard