Optimization of Protease Production fromAspergillus OryzaeSp. Using Box-Behnken Experimental Design
Author(s) -
G. Srinu Babu,
Rayaprolu Kiran,
N. Lokeswari,
K. Jaya Raju
Publication year - 2006
Publication title -
journal of chemistry
Language(s) - English
Resource type - Journals
eISSN - 2090-9063
pISSN - 2090-9071
DOI - 10.1155/2007/254613
Subject(s) - aspergillus oryzae , box–behnken design , response surface methodology , protease , alkaline protease , central composite design , chemistry , enzyme , chromatography , food science , microbiology and biotechnology , biochemistry , biology
Protease production by Aspergillus oryzae was optimized in shake- flask cultures using Box-Behnken experimental design. An empirical model was developed through response surface methodology to describe the relationship between tested variable (peptone, glucose, soyabeanmeal and pH). Maximum enzyme activity was attained with Peptone at 4 g/L; temperature at 30 0C glucose at 6 g/L; 30 0C and pH at 10. Experimental verification of the model showed a validation of 95%, which is more than 3-fold increase compare to the basal medium
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