MUTANT LACTOBACILLUS BULGARICUS STRAINS FREE FROM BETA-GALACTOSIDE ACTIVITY

摘要

The invention concerns mutant L. bulgaricus strains bearing a nonsense mutation, in at least one of the sequences coding for the lactose operon, and free from beta -galactosidase activity, and lactic starters comprising said strains. Said strains and starters can be used to obtain fermented milk products from glucose-added milk.