Table 1.

Population genetic analysis of the CEL 99-bp indel polymorphism in 10 chicken breeds.

Breeds	N	Genotypic and allelic frequencies						He	Ne	PIC	p-value (HWE)
		II	ID	DD		I	D
F2	794	0.306	0.523	0.171		0.567	0.433	0.491	1.964	0.370	0.068
XC	185	0.195	0.465	0.340		0.427	0.573	0.489	1.958	0.370	0.496
LS	190	0.168	0.474	0.358		0.405	0.595	0.482	1.931	0.366	0.811
CS	144	0.174	0.576	0.250		0.462	0.538	0.497	1.988	0.374	0.056
DX	172	0.134	0.436	0.430		0.352	0.648	0.456	1.838	0.352	0.565
HB	217	0	0.198	0.802		0.099	0.901	0.179	1.217	0.163	0.105
Ross 308	166	0	0.060	0.940		0.030	0.970	0.058	1.062	0.057	0.689
AA broiler	192	0	0.198	0.802		0.099	0.901	0.178	1.217	0.162	0.282
KF	24	—	—	—		0.250	0.750	—	—	—	—
TiC	11	—	—	—		0.364	0.636	—	—	—	—

Note: F₂, XC, LS, CS, DX, HB, AA, KF, and TiC represent the F₂ resource population, Xichuan black-bone chicken, Lushi blue-eggshell chicken, Changshun blue-eggshell chicken, Dongxiang blue-eggshell chicken, Hy-Line Brown, Arbor Acres, Kauai feral chicken, and Tibetan chicken, respectively. N = Number of samples; He = gene heterozygosity; Ne = effective allele numbers; PIC = polymorphism information content; p-value (HWE) = p-value of Hardy-Weinberg equilibrium.