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Table 4 Ratio of plasma amino acids in finishing pigs

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

Items GAA, mg/kg SEM P -value
0 500 1000 1500 ANOVA Linear Quadratic
∑EAA/∑NEAA 0.57 0.60 0.59 0.54 0.03 0.424 0.523 0.130
Ornithine/arginine 0.41ab 0.49a 0.43ab 0.39b 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 0.72ab 0.64b 0.68ab 0.86a 0.05 0.028 0.074 0.012
  1. GAA guanidinoacetic acid, SEM standard error of the mean, EAA essential amino acids, NEAA nonessential amino acids, BCAA branched chain amino acids
  2. Dietary treatments were: basal diet + 0, 500, 1000, and 1500 mg/kg GAA, respectively. n = 6
  3. a, bMean within rows with different letters differ significantly (P < 0.05)
  4. Bold indicates P < 0.05