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Article
A tandem enzymatic hydrolysis of 3-acetylthio-2-methylpropionic methy ester
Enzymatic hydrolysis of racemic 3-acetylthio-2-methylpropionic methyl ester catalyzed by bovine pancreatic protease and Mucor javanicus lipase showed opposite enantioselecivity. A tandem hydrolysis of the ester c...
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Article
Antifreeze activities of poly(γ-glutamic acid) produced by Bacillus licheniformis
Various enantiomeric isomers, metals salts and molecular sizes of poly(γ-glutamic acid), γ-PGA, produced by Bacillus licheniformis CCRC 12826, were prepared and their antifreeze activities were studied by differe...
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Article
Simultaneous and selective production of levan and poly(γ-glutamic acid) by Bacillus subtilis
Bacillus subtilis(natto) Takahashi, used to prepare the fermented soybean product natto, was grown in a basal medium containing 5% (w/w) sucrose and 1.5% (w/w) l-glutamate and produced 58...
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Article
Production of antifungal lipopeptide from Bacillus subtilis in submerged fermentation using shake flask and fermentor
Optimization of the production of antifungal lipopeptide, iturin A, by B. subtilis was carried out in submerged cultural fermentation. In a shake-flask experiment, response surface methodology (RSM) was employed ...
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Article
Open AccessOptimization of the production and characterization of milk clotting enzymes by Bacillus subtilis natto
Suitable medium for production of milk clotting enzyme (MCE) by Bacillus subtilis (natto) Takahashi in submerged liquid-state fermentation was screened, the nutrient factors affecting MCE production was optimized...