Fig. 6From: Production of surfactant-stable keratinase from Bacillus cereus YQ15 and its application as detergent additiveCompatibility and stability of the B. cereus YQ15 keratinase with commercial detergents after incubation at 50 °C for 30 min. The keratinase activity in absence of detergent was set as 100%. Different letters at the same concentration indicate significant differences (p ≤ 0.05)Back to article page