Enhanced Thermostability of a Fungal Alkaline Protease by Different Additives

Table 3

Effect of different sugar alcohols on thermostability of fungal alkaline protease during 3 h of incubation at 50°C.

Time (Min)	Residual activity (%)
	Control	Glycerol		Mannitol		Sorbitol		Xylitol
		10%	20%	10%	20%	10%	20%	10%	20%
0	100	100	100	100	100	100	100	100	100
30
60
120
180

Values represent mean ± SD from triplicates. Different small letters in the same row indicate significant difference ( < 0.05).