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Table 2 Effect of environmental factors on co-production of various enzymes by A. niger APS

From: A novel multi-enzyme preparation produced from Aspergillus niger using biodegradable waste: a possible option to combat heterogeneous biofilms

FactorCMCaseFPaseβ-GlucosidasePectinaseMannanaseXylanaseGluco-amylaseα-AmylaseAlginate lyase
Enzyme activity (IU/ml)
Incubation temperature (°C)
 201.44 ± 0.0170.00.17 ± 0.044.5 ± 0.980.70 ± 0.00311.33 ± 1.780.0614.9 ± 5.580.0
 252.45 ± 0.0140.86 ± 0.0240.84 ± 0.0386.55 ± 0.1062.08 ± 0.01428.48 ± 0.3118.42 ± 2.042392.3 ± 21.681.23 ± 0.04
 303.84 ± 0.0121.21 ± 0.043.62 ± 0.02814.55 ± 0.157.33 ± 1.0739.48 ± 1.3242.31 ± 2.562774 ± 2.673.32 ± 0.016
 352.26 ± 0.0120.49 ± 0.0261.95 ± 0.01110.75 ± 0.3043.04 ± 0.02841.14 ± 1.0441.87 ± 3.842073 ± 18.92.72 ± 0.016
 402.37 ± 0.0140.35 ± 0.061.85 ± 0.0785.96 ± 0.0982.39 ± 0.01830.39 ± 1.8636.42 ± 2.031182 ± 12.321.87 ± 0.011
 500.37 ± 0.0020.00.00.00.47 ± 0.010.00.00.00.0
Initial pH
  2.00.27 ± 0.060.31 ± 0.020.04.87 ± 0.0680.38 ± 0.0423.12 ± 2.140.0433.3 ± 6.450.0
  3.02.67 ± 0.0140.53 ± 0.0422.51 ± 0.0128.35 ± 0.226.30 ± 1.0831.04 ± 2.8637.11 ± 3.142005.5 ± 23.251.26 ± 0.011
  4.03.85 ± 0.0141.24 ± 0.043.72 ± 0.2013.92 ± 0.187.58 ± 0.9841.58 ± 1.1239.10 ± 4.482759.6 ± 30.623.26 ± 0.032
  5.03.13 ± 0.0121.02 ± 0.0233.40 ± 0.01214.26 ± 0.126.67 ± 0.2341.82 ± 1.5637.55 ± 2.282629.7 ± 35.563.53 ± 0.028
  6.02.44 ± 0.0140.98 ± 0.0122.63 ± 0.02513.34 ± 0.0464.28 ± 0.06742.05 ± 0.06736.31 ± 1.132428.9 ± 27.454.48 ± 0.06
  7.02.51 ± 0.0180.92 ± 0.011.66 ± 0.0156.14 ± 0.864.46 ± 0.4248.41 ± 2.1311.72 ± 1.862302.3 ± 20.454.73 ± 0.07
  8.02.23 ± 0.0140.89 ± 0.061.69 ± 0.0115.67 ± 0.0424.26 ± 0.04548.02 ± 1.1210.86 ± 1.122236.7 ± 24.373.52 ± 0.011
  9.02.17 ± 0.0160.77 ± 0.031.39 ± 0.0125.37 ± 0.373.52 ± 0.01444.84 ± 3.869.87 ± 0.092214.7 ± 36.781.72 ± 0.017
  10.02.17 ± 0.0110.73 ± 0.030.83 ± 0.0114.51 ± 0.0213.12 ± 0.01242.43 ± 1.072.59 ± 0.152104.6 ± 27.421.12 ± 0.06