Optimizing some factors affecting protease production under solid state fermentation

被引:46
|
作者
Tunga, R [1 ]
Banerjee, R [1 ]
Bhattacharyya, BC [1 ]
机构
[1] Indian Inst Technol, Dept Chem Engn, Biotechnol Unit, Kharagpur 721302, W Bengal, India
关键词
D O I
10.1007/s004490050504
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Production of extracellular alkaline protease by a locally isolated fungal species, Rhizopus oryzae, under solid state fermentation was optimized. The maximum enzyme activity under the optimum conditions of temperature (32 degrees C), relative humidity (90%-95%), spore count (similar to 2 X 10(5)/g wheat bran), moisture content of solid substrate (140%) adjusted suitably with salt solution (M-9) of pH 5.5 was 341 unit/g wheat bran.
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页码:187 / 190
页数:4
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