Article
Selection and properties of alpha-acetolactate decarboxylase-deficient spontaneous mutants of Streptococcus thermophilus.
Food microbiology - 1 Sept 2007
Monnet Christophe, Corrieu Georges
Abstract excerpt
Many lactic acid bacteria produce diacetyl, which is a desirable aroma compound in some fermented dairy products. Strains or mutants of Lactococcus lactis subsp. lactis biovar. diacetylactis that are deficient in alpha-acetolactate decarboxylase are used in some food processes for their ability to produce large amounts of diacetyl. However, up until now, the use of alpha-acetolactate decarboxylase-deficient...
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