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Table 3 Effect of different parameters on microbial growth and enzyme synthesis

From: Novel optimization strategy for tannase production through a modified solid-state fermentation system

Research parameters Maximum tannase activity (U/gds) Maximum biomass (mg/gds) Maximum tannase productivity (U/gdc)
Side length of PUS 4.8 (0.2 cm) 67.3 (0.2 cm) 71.4 (0.2 cm)
Extract content 5.2 (95%) 116.1 (95%) 45.2 (90%)
Initial pH 3.2 (4) 70.2 (4) 54.7 (4)
Inoculum size 3.9 (6.4 × 107 spores/gds) 176.0 (25.6 × 107 spores/gds) 58.5 (0.4 × 107 spores/gds)
Temperature 3.0 (30 °C) 80.1 (30 °C) 38.6 (30 °C)
  1. Data in brackets denote the parameter conditions to achieve maximum microbial growth or enzyme synthesis