Table 2.

Effect of five significant SNPs on beef marbling score in a Japanese Black cattle population (n = 529)

SNP	Genotype frequency (n)			Allelic frequency		BMS (least square mean)
SNP	Genotype frequency (n)			Allelic frequency		± SE
ICAM1 c.470C > G	CC	CG	GG	C	G	CC	CG	GG
	0.127 (67)	0.548 (290)	0.325 (172)	0.40	0.60	6.144^ab	6.371^a	5.629^b
	0.127 (67)	0.548 (290)	0.325 (172)	0.40	0.60	± 0.271	± 0.171	± 0.201
ICAM1 c.994G > A	GG	GA	AA	G	A	GG	GA	AA
	0.100 (53)	0.561 (297)	0.338 (179)	0.38	0.62	6.049^ab	6.371^a	5.640^b
	0.100 (53)	0.561 (297)	0.338 (179)	0.38	0.62	± 0.298	± 0.169	± 0.200
ICAM5 c.1065G > C	GG	GC	CC	G	C	GG	GC	CC
	0.130 (69)	0.531 (281)	0.338 (179)	0.40	0.60	6.204^ab	6.357^a	5.643^b
	0.130 (69)	0.531 (281)	0.338 (179)	0.40	0.60	± 0.269	± 0.172	± 0.200
ICAM3 c.739G > A	GG	GA	AA	G	A	GG	GA	AA
	0.142 (75)	0.480 (254)	0.378 (200)	0.38	0.62	6.360^a	6.412^a	5.650^b
	0.142 (75)	0.480 (254)	0.378 (200)	0.38	0.62	± 0.265	± 0.175	± 0.191
ICAM3 c.494A > G	AA	AG	GG	A	G	AA	AG	GG
	0.127 (67)	0.488 (258)	0.386 (204)	0.37	0.63	6.361^a	6.380^a	5.684^b
	0.127 (67)	0.488 (258)	0.386 (204)	0.37	0.63	± 0.275	± 0.175	± 0.192

^a,^bmeans with different superscripts indicate significant differences between genotypes