Over-production of β-glucosidase by Aspergillus niger mutant from lignocellulosic biomass

被引：38

作者：

Kang, SW

Ko, EH

Lee, JS

Kim, SW

机构：

[1] Korea Univ, Dept Chem Engn, Seoul 136701, South Korea

[2] Korea Univ, Grad Sch Biotechnol, Seoul, South Korea

[3] Korea Inst Energy Res, Daejon, South Korea

来源：

BIOTECHNOLOGY LETTERS | 1999年 / 21卷 / 08期

关键词：

Aspergillus niger; beta-Glucosidase; corn steep liquor; Lignocellulosic biomass;

D O I：

10.1023/A:1005556523241

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 [微生物学]; 0836 [生物工程]; 090102 [作物遗传育种]; 100705 [微生物与生化药学];

摘要：

The maximum yield of beta-glucosidase by A. niger KK2 mutant, grown on the basal medium for 7 days, was 514 I U g(-1) ground rice straw, and was about twice those obtained from wheat straw or bran by previous researchers. Optimal activity of beta-glucosidase was at 60-70 degrees C and pH 4.8.

引用

页码：647 / 650

页数：4

共 10 条

[1]

Xylan-degrading enzymes from the thermophilic fungus Humicola lanuginosa (Griffon and Maublanc) Bunce: Action pattern of xylanase and beta-glucosidase on xylans, xylooligomers and arabinoxylooligomers [J].