%0 Journal Article %T BIOTRANSFORMATION OF LACTOSE ENZYME PREPARATIONS β-GALACTOSIDASE %A Ostroumov, L.. %A Gavrilov, V.G. %K Serum, β-galactosidase, active acidity, duration, hydrolysis, carbohydrates. %J Food Processing: Techniques and Technology %D 2013 %N 28 %P 4 %I Kemerovo State University