Guanidine acetic acid supplementation altered plasma and tissue free amino acid profiles in finishing pigs

Table 4 Ratio of plasma amino acids in finishing pigs

Items	GAA, mg/kg				SEM	P -value
Items	0	500	1000	1500	SEM	ANOVA	Linear	Quadratic
∑EAA/∑NEAA	0.57	0.60	0.59	0.54	0.03	0.424	0.523	0.130
Ornithine/arginine	0.41^ab	0.49^a	0.43^ab	0.39^b	0.02	0.045	0.347	0.019
Arginine/citrulline	2.00	1.91	2.00	1.90	0.16	0.952	0.789	0.996
Citrulline/ornithine	1.30	1.10	1.21	1.37	0.09	0.194	0.505	0.052
Proline/ornithine	4.19	3.23	3.71	4.18	0.24	0.062	0.794	0.009
Tyrosine/Phenylalanine	1.13	1.08	1.27	1.31	0.08	0.165	0.058	0.602
Valine/glycine	0.25	0.29	0.28	0.26	0.02	0.660	0.700	0.245
Serine/glycine	0.14	0.14	0.13	0.14	0.01	0.928	0.894	0.797
Alanine/BCAA	0.72^ab	0.64^b	0.68^ab	0.86^a	0.05	0.028	0.074	0.012

GAA guanidinoacetic acid, SEM standard error of the mean, EAA essential amino acids, NEAA nonessential amino acids, BCAA branched chain amino acids
Dietary treatments were: basal diet + 0, 500, 1000, and 1500 mg/kg GAA, respectively. n = 6
^{a, b}Mean within rows with different letters differ significantly (P < 0.05)
Bold indicates P < 0.05

ISSN: 2055-5660