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Table 2 The effect of inclusion of safflower oil and vitamin C in the broiler chicken diet on the apparent ileal digestibility coefficient (AID%) of amino acids

From: Changes in the growth, ileal digestibility, intestinal histology, behavior, fatty acid composition of the breast muscles, and blood biochemical parameters of broiler chickens by dietary inclusion of safflower oil and vitamin C

Item Vitamin C level (mg/kg diet) Safflower oil level (gm/kg) Vitamin C × Safflower oil SEM P-value
0 400 0 5 10 0Vit.C+ 0 Saff. Oil 0Vit.C + 5 Saff. Oil 0Vit.C+ 10 Saff. Oil 400Vit.C+
0 Saff. Oil
400Vit.C+
5 Saff. Oil
400Vit.C+
10 Saff. Oil
Vit. C Saff. oil Vit.C x Saff. oil
Lysine 88.54b 88.91a 88.78 88.78 88.61 88.40d 88.66c 88.57cd 89.16a 88.91b 88.66c 0.16 <  0.01 0.46 <  0.01
Methionine 84.51 84.10 83.96b 84.06ab 84.90a 83.54c 84.79b 85.21a 84.38b 83.33c 84.58b 0.06 0.22 0.03 <  0.01
Threonine 84.69b 85.27a 85.12 84.94 84.88 85.19ab 84.57c 84.32c 85.06b 85.31ab 85.43a 0.10 <  0.01 0.60 <  0.01
Tryptophan 86.54b 87.99a 87.27 87.03 87.51 87.03bcd 86.06d 86.54cd 87.51abc 87.99ab 88.47a 0.22 <  0.01 0.70 <  0.01
Arginine 89.05b 89.31a 89.29 89.08 89.16 89.08bc 88.99c 89.08bc 89.51a 89.16bc 89.25b 0.04 <  0.01 0.13 <  0.01
Valine 84.61b 85.13a 84.83 84.78 85.00 84.83b 84.39c 84.61bc 84.83b 85.16a 85.38a 0.06 <  0.01 0.55 <  0.01
Leucine 90.07 90.16 90.21a 90.13ab 90.01b 90.05b 90.11b 90.00b 90.37a 90.11b 90.02b 0.03 0.15 <  0.01 <  0.01
Isoleucine 85.07 85.23 84.91b 85.09b 85.45a 84.91b 84.91b 85.39a 84.91b 85.27a 85.51a 0.08 0.22 <  0.01 <  0.01
  1. a, b, c Means within the same row carrying different superscripts are significantly different at (P <  0.05)