Journal of Genetic Engineering and Biotechnology

Table 4 Effect of surfactants and H₂O₂ on the activity of HAL1 protease

From: Optimization, partial purification, and characterization of a novel high molecular weight alkaline protease produced by Halobacillus sp. HAL1 using fish wastes as a substrate

Surfactant/oxidizing agent	Relative activity (%)
Surfactant/oxidizing agent	1%	5%	10%
Control	100	100	100
Tween-80	108.4 ± 0.4	108.7 ± 0.7	106.1 ± 1.4
Triton-X100	100.7 ± 0.8	99.5 ± 0.4	55.2 ± 0.8
SDS	108.6 ± 1.0	119.6 ± 0.4	115.9 ± 1.3
H₂O₂	148.0 ± 1.4	189.3 ± 0.7	227.4 ± 1.0

Data are means ± standard deviations (SD) for three replicates

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