Fig. 1From: Genetic diversity and signatures of selection for heat tolerance and immune response in Iranian native chickensA Geographic locations of indigenous and commercial chicken populations. B Phylogenetic tree was built based on maximum-likelihood (ML) method. C Principal component (PC) analysis, PC 1 against PC 2. D ADMIXTURE model-based clustering analysis for each individual assuming different number of ancestral population (K = 2 to 6)Back to article page