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Fig. 8 | BMC Biotechnology

Fig. 8

From: Production of surfactant-stable keratinase from Bacillus cereus YQ15 and its application as detergent additive

Fig. 8

Washing performance of B. cereus keratinase. a, the stain treated with 100 mL tap water; b, the stain treated with 100 mL detergent solution (0.7 mg/mL) for 20 min; c, the stain treated with 100 mL of crude enzyme solution (400 U/mL); d, the stain treated with 100 mL detergent and enzyme solution (0.7 mg/mL inactive commercial detergent combining with 200 U/mL keratinase) for 20 min

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