Table 1.

Genotype and allele frequencies of NK-lysin in two chicken breeds

	Allele frequency		Genotype frequency
Breed (no.)	G	A	GG	GA	AA	χ2 (P value)
White Leghorn (62)	0.11	0.89	0	0.23	0.77	0.3163
Cornish (53)	0.48	0.52	0.21	0.55	0.24	0.4851