Artificial Selection Drives SNPs of Olfactory Receptor Genes into Different Working Traits in Labrador Retrievers

Table 4

Logistic regression analysis of alleles and genotypes between sniffer dogs and guide dogs.

Loci	Allele		Genotype
	OR (95% CI)		OR (95% CI)
OR0007:c.331 T >C	3.106(1.453–6.636)	0.003	4.282(1.760–10.422)	0.001
OR0007:c.430 G > A	5.256(1.720–16.068)	0.004	5.241(1.758–15.631)	0.003
OR0007:c.508 G > A	2.030 × 10^9(0.000-)	0.999	2.262 × 109(0.000-)	0.999
OR0007:c.730 T >C	1.615 × 10^9(0.000-)	0.999	1.877 × 109(0.000-)	0.999
OR0007:c.793 G > C	8.195(1.827–36.770)	0.006	3.685(1.218–11.150)	0.021
OR0007:c.830 C >T	0.000(0.000-)	0.996	(1) 0.000(0.000-)	(1) 0.999
			(2) 0.000(0.000-)	(2) 0.999
OR16C11:c.368 C >A	1.931 × 10^9(0.000-)	0.999	2.030 × 109(0.000-)	0.999
DOPRX09:c.486 T >G	1.880(1.023–3.455)	0.042	7.36(2.235–24.213)	0.001
DOPRX09:c.889 G > A	0.000(0.000-)	0.996	0.000(0.000-)	0.999
OR7215:c.251 C >T	7.838(3.938–15.601)	0.000	7.838(2.961–20.748)	0.000
OR7215:c.578 A >T∗	0.000(0.000-)	0.998	0.000(0.000-)	0.999

Asterisks marked out the breed-specific SNPs. No asterisks meant that the SNPs could be found in other dog breeds besides Labs.