Some symbiotic marine microorganisms fungi are isolated and purified from marine organisms at Chongwu ocean in Fujian. The producing deacetylase fermentation conditions are studied.The relation between fermentation pr...Some symbiotic marine microorganisms fungi are isolated and purified from marine organisms at Chongwu ocean in Fujian. The producing deacetylase fermentation conditions are studied.The relation between fermentation process parameters and growth period of an aspergillus fumigatus are determinated by chitin deacetylase activities as an index. The optimum conditions of fermentation of this fungus is : rate of carbon source to nitrogen sources in their mediums is 1.0,the optimum temperature and optimum pH are 25℃ and 3.6 respectively,the optimal fermenting time is 5 days. Chitin deacetylase activity is 0.4746 (U·mL-1).展开更多
文摘Some symbiotic marine microorganisms fungi are isolated and purified from marine organisms at Chongwu ocean in Fujian. The producing deacetylase fermentation conditions are studied.The relation between fermentation process parameters and growth period of an aspergillus fumigatus are determinated by chitin deacetylase activities as an index. The optimum conditions of fermentation of this fungus is : rate of carbon source to nitrogen sources in their mediums is 1.0,the optimum temperature and optimum pH are 25℃ and 3.6 respectively,the optimal fermenting time is 5 days. Chitin deacetylase activity is 0.4746 (U·mL-1).