Table 5.

Regression coefficients of the relative concentration of blood metabolites against marbling for metabolites with a significant interaction between marbling and days in a feedlot for Wagyu crossbred steers.

Metabolite	Days in a feedlot
	Day 196		Day 432
	Reg. Coeff ± SE	P-value	Reg. Coeff ± SE	P-value
3-Hydroxybutyrate log	− 0.002 ± 0.002	0.545	0.008 ± 0.002	< 0.001
Acetate log	− 0.004 ± 0.004	0.384	0.009 ± 0.004	0.030
Allantoin	− 0.142 ± 0.053	0.008	− 0.054 ± 0.052	0.298
Histidine	− 0.022 ± 0.458	0.962	0.920 ± 0.448	0.041
Isobutyrate	− 0.031 ± 0.170	0.855	0.429 ± 0.167	0.011
Phenylalanine	− 0.010 ± 0.052	0.842	0.055 ± 0.051	0.282
Methyl histidine	0.156 ± 0.213	0.465	0.608 ± 0.208	0.004
Tyrosine	− 0.255 ± 0.1138	0.026	0.055 ± 0.1109	0.622
Valine	− 0.114 ± 0.3695	0.758	0.746 ± 0.3614	0.040

Reg. Coeff. regression coefficient, SE standard error.