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. 2020 Oct 8;100(1):186–195. doi: 10.1016/j.psj.2020.09.056

Table 8.

Effect of dietary MG on muscle amino acids profile in broilers.

g/100 g dry material CON MG300 MG450 MG600 SEM P-value
Umami amino acids
 Aspartic acid 6.717b 8.171a 7.197a,b 6.918b 0.154 0.007
 Glutamic acid 5.785b 6.793a 6.274a,b 5.944b 0.108 0.006
Sweet amino acids
 Serine 1.723b 2.019a 1.937a,b 1.822a,b 0.040 0.045
 Glycine 3.340 3.683 3.519 3.311 0.054 0.080
 Alanine 4.983 5.140 5.127 4.661 0.086 0.189
 Σ FAA 24.840b 28.353a 26.544a,b 24.990a,b 0.452 0.028
 EAA
 Lysine 5.460 6.153 5.405 6.108 0.163 0.245
 Methionine 2.049 2.250 2.290 2.070 0.049 0.186
 Threonine 2.288 2.546 2.491 2.334 0.052 0.266
 Leucine 7.052 7.535 7.482 6.818 0.120 0.121
 Isoleucine 4.403 4.800 4.597 4.290 0.084 0.192
 Arginine 3.881b 4.882a 4.100a,b 4.098a,b 0.116 0.022
 Valine 4.348 4.759 4.664 4.126 0.087 0.050
 Phenylalanine 3.046 3.221 3.267 2.961 0.057 0.204
 Histidine 2.510 2.937 2.706 2.530 0.066 0.114
 Σ EAA 28.926 31.265 30.196 28.707 0.528 0.345
 Proline 5.344c 8.438a 7.597a,b 6.083b,c 0.298 <0.001
 Tyrosine 2.144 2.147 2.305 2.070 0.070 0.704
 Cysteine 1.093 1.229 1.346 0.881 0.075 0.162
 Σ AA 66.216b 76.705a 72.304a,b 67.024a,b 1.335 0.022

Means within a row lacking a common superscript differ (P < 0.05, n = 18).

Abbreviations: Σ AA, sum of total amino acids; Σ EAA, sum of essential amino acids; Σ FAA, the sum of flavor amino acids (sweet and umami taste amino acids); CON, basal diet; MG, α-monoglyceride; MG300, basal diet +300 mg/kg MG; MG450, basal diet +450 mg/kg MG; MG600, basal diet +600 mg/kg MG.