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Table 7 Effects of protease supplementation of diets containing raw soybean on the ileal flow (g/kg of FI) of undigested crude protein and amino acids (mg/g) at day 24

From: Apparent and standardized ileal nutrient digestibility of broiler diets containing varying levels of raw full-fat soybean and microbial protease

RFFS1(g/kg) Protease (PROT/kg) CP Indispensable amino acids   Dispensable amino acids
His Arg Thr Lys Met Val Ile Leu Phe   Ser Gly Ala Pro
0 0 41.30 0.96 1.47 2.06 1.97 0.28 2.32 1.86 3.30 1.89   2.26 2.94 2.21 2.82
  15,000 38.50 0.87 1.40 1.95 1.75 0.24 2.05 1.65 2.88 1.67   2.11 2.82 1.96 2.63
45 0 43.60 1.01 1.56 2.22 2.09 0.26 2.47 2.02 3.52 2.03   2.49 3.03 2.34 2.99
  15,000 40.60 1.02 1.56 2.23 2.03 0.30 2.46 1.99 3.50 1.97   2.49 3.02 2.29 2.93
75 0 65.30 1.12 1.82 2.36 2.33 0.31 2.78 2.30 3.99 2.28   2.71 3.26 2.53 3.11
  15,000 55.60 1.09 1.70 2.35 2.15 0.30 2.68 2.20 3.90 2.16   2.65 3.24 2.51 3.16
SEM 0.9 0.02 0.05 0.04 0.05 0.01 0.06 0.05 0.10 0.05   0.05 0.04 0.06 0.06
Main effects
 0   39.90b 0.92b 1.43b 2.01b 1.86b 0.26 2.19c 1.75c 3.09c 1.78c   2.18b 2.88b 2.09b 2.72b
 45   42.10b 1.01b 1.56a 2.22a 2.06a 0.28 2.46b 2.01b 3.51b 2.00b   2.49a 3.03b 2.32ab 2.96ab
 45   60.50a 1.10a 1.76a 2.35a 2.24a 0.30 2.73a 2.25a 3.94a 2.22a   2.68a 3.25a 2.52a 3.14a
  0 49.10 1.03 1.61 2.22 2.11 0.29 2.52 2.05 3.60 2.05   2.48 3.07 2.34 2.95
  15,000 45.90 0.99 1.55 2.17 2.00 0.27 2.40 1.96 3.43 1.95   2.42 3.03 2.27 2.93
Sources of variation
 RFFS *** ** * ** ** NS *** *** *** ***   *** *** ** **
 Protease NS NS NS NS NS NS NS NS NS NS   NS NS NS NS
 RFFS x protease NS NS NS NS NS NS NS NS NS NS   NS NS NS NS
  1. a,b,cMeans bearing uncommon superscript within a column are significantly different at NS = non-significant; *P < 0.05; **P < 0.01; ***P < 0.001; 1RFFS = raw full-fat soybean (SBM was replaced by RFFS at zero, 15 and 25%, equivalent to zero, 45 and 75 g/kg of diet, respectively); SEM = standard error of means. A 15000 PROT/kg = 15,000 units of protease/kg of diet, equivalent to 200 mg of protease / kg of diet