Table 5.

Microbial production of chitinolytic enzymes using chitinous materials

Chitinous materials (rate added to the basal medium in % w/v)	Microbial strains	Enzyme type	Enzyme activity (U/mL)	References
Shrimp shell powder (SSP)
0.5	Pseudomonas sp. TKU015	Chitosanase	0.026	Wang et al. (2008e)
0.5	Pseudomonas sp. TKU015	Chitinase	0.011	Wang et al. (2008e)
1	Bacillus cereus TKU018	Chitosanase	0.020	Wang et al. (2009d)
1.5	Bacillus subtilis TKU007	Chitosanase	0.030	Wang and Yeh (2008)
2	Bacillus cereus TKU006	Chitinase	0.089	Wang et al. (2009b)
1.5	Serratia ureilytica TKU013	Chitinase	0.032	Wang et al. 2009a
0.5	Serratia sp. TKU020	Chitinase	0.180	Wang et al. (2009c)
0.5	Serratia sp. TKU020	Chitosanase	0.400	Wang et al. (2009c)
1	Serratia sp. TKU016	Chitosanase	0.022	Wang et al. (2010)
Squid pen powder (SPP)
3	Bacillus sp. TKU004	Chitosanase	0.14–0.16	Wang et al. (2009e)
1.5	Serratia ureilytica TKU013	Chitinase	0.037	Wang et al. (2009a)
2	Serratia marcescens TKU011	Chitosanase	0.030	Wang et al. (2008d)
0.5	Serratia sp. TKU020	Chitosanase	0.420	Wang et al. (2009c)
1	Serratia sp. TKU016	Chitosanase	0.008	Wang et al. (2010)
Shrimp and crab shell powder (SCSP)
3	Pseudomonas aeruginosa K-187	Chitinase	0.650	Wang and Chang (1997)
2	Bacillus amyloliquefaciens V656	Chitinase	0.017	Wang et al. (2002a)
2	Bacillus cereus YQ308	Chitinase	1.400	Chang et al. (2003)
3	Bacillus subtilis W-118	Chitinase	4.200	Wang et al. (2006b)
1	Monascus purpureus CCRC31499	Chitinase	0.080	Wang et al. (2002b)

Dried materials of SPP SSP was prepared as described earlier (Wang et al. 2002a)