BioMed Research International / 2016 / Article / Tab 2

Research Article

Effects of Nutrients in Substrates of Different Grains on Aflatoxin B1 Production by Aspergillus flavus

Table 2

Starch, trace element, soluble sugar, and amino acid contents of different substrates.

NutrientsDefatted soybeanDefatted peanutDefatted wheatDefatted cornDefatted corn endospermDefatted corn germ

Starch content (%)
 Starch5.26 ± 0.947.01 ± 0.7167.22 ± 2.8772.21 ± 1.9782.19 ± 1.1128.12 ± 0.76
Trace elements contents (mg/kg)
 Copper25.33 ± 9.4134.63 ± 2.4412.12 ± 1.906.89 ± 0.356.79 ± 1.7019.86 ± 3.21
 Iron93.47 ± 0.2264.18 ± 7.6883.97 ± 8.5121.95 ± 4.156.23 ± 3.36145.05 ± 11.31
 Zinc51.90 ± 4.0784.40 ± 10.8839.14 ± 3.2318.96 ± 1.5212.47 ± 0.91107.47 ± 1.94
 Manganese36.19 ± 0.6559.86 ± 1.9260.30 ± 0.155.28 ± 0.182.13 ± 0.2230.54 ± 0.27
Soluble sugar concentrations (mg/g)
 Fructose3.89 ± 1.6511.12 ± 2.061.94 ± 0.067.72 ± 0.181.88 ± 0.249.67 ± 2.65
 Glucose1.61 ± 0.524.92 ± 1.124.01 ± 0.134.95 ± 0.127.21 ± 0.0713.75 ± 4.27
 Sucrose31.17 ± 5.0532.5 ± 0.462.24 ± 0.122.15 ± 0.335.07 ± 0.142.36 ± 9.19
 Maltose0.63 ± 0.140.54 ± 0.074.10 ± 0.354.05 ± 0.357.96 ± 0.601.66 ± 0.28
 Raffinose3.32 ± 0.412.08 ± 0.273.00 ± 0.051.11 ± 0.171.16 ± 0.0310.71 ± 2.62
 Stachyose34.71 ± 7.396.78 ± 0.980.36 ± 0.06NDND0.72 ± 0.10
Amino acid contents (%)
 Aspartic acid6.3 ± 0.387.70 ± 0.230.74 ± 0.040.54 ± 0.010.51 ± 0.151.81 ± 0.05
 Glutamic acid10.56 ± 0.5713.89 ± 0.394.56 ± 0.241.72 ± 0.011.93 ± 0.203.33 ± 0.05
 Glycine2.46 ± 0.103.35 ± 0.150.55 ± 0.030.34 ± 0.000.30 ± 0.021.16 ± 0.02
 Arginine 3.81 ± 0.186.95 ± 0.180.65 ± 0.040.43 ± 0.000.37 ± 0.031.73 ± 0.04
 Alanine2.58 ± 0.112.97 ± 0.060.51 ± 0.030.61 ± 0.010.66 ± 0.011.37 ± 0.01
 Protein level45.11 ± 2.5355.45 ± 1.8212.25 ± 0.378.36 ± 0.098.60 ± 1.2019.47 ± 0.42

Means within rows followed by the same letter are not significantly different at according to Duncan’s multiple range test ().

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