Research Paper Volume 11, Issue 13 pp 4672—4687

Genome-wide association and evolutionary analyses reveal the formation of swine facial wrinkles in Chinese Erhualian pigs

Figure 2. Evolutionary and selection analyses on the candidate region affecting swine facial wrinkles using the 60K SNP dataset. (A) Tajima’s D tests. (B) Population differentiation analysis between Erhualian pigs and Chinese wild boars. (C) XPEHH score estimation. (D) Maximum likelihood tree of the haplotypes on the candidate region.