The eggshell blueness is an interesting object for chicken genetic studies and blue-shelled chicken industry, especially after the discovery of the causative mutation of chicken blue eggshell. In the
Additional file 4: Table S3. Annotation of the genes detected with the top 2000 SNPs associated with FCR in the GWAS. The top 2000 SNPs were screened according to − log10 (P). The cells highlighted in