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

S. W. Kang, E. H. Ko, J. S. Lee, Seung Wook Kim

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The maximum yield of β-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 β-glucosidase was at 60-70°C and pH 4.8.

Original languageEnglish
Pages (from-to)647-650
Number of pages4
JournalBiotechnology Letters
Issue number8
Publication statusPublished - 1999 Jan 1



  • β-glucosidase
  • Aspergillus niger
  • Corn steep liquor
  • Lignocellulosic biomass

ASJC Scopus subject areas

  • Biotechnology
  • Bioengineering
  • Applied Microbiology and Biotechnology
  • Microbiology

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