FIELD: biotechnology.
SUBSTANCE: strain of Bifidobacterium breve B2274 DSM 24707, Bifidobacterium breve B7840 DSM 24708 and Bifidobacterium longum subsp.longum B1975 DSM 24709 bacteria possessing antimicrobial activity against pathogens of E. coli, Salmonella enteriditis, Clostridium difficile and Campylobacter jejunii was proposed. A pharmaceutical composition having antimicrobial activity against E. coli, Salmonella enteriditis, Clostridium difficile and Campylobacter jejunii pathogens and containing a bacterial mixture is also provided. The said bacterial mixture comprises at least one bacterial strain selected from the group consisting of Bifidobacterium breve B632 DSM 24706, Bifidobacterium breve B2274 DSM 24707, Bifidobacterium breve B7840, DSM 24708 and Bifidobacterium longum subsp. longum B1975 DSM 24709. A food composition and a food additive containing the bacterial mixture are also provided. The bacterial mixture contains at least one bacterial strain selected from Bifidobacterium breve B2274 DSM 24707, Bifidobacterium breve B7840 DSM 24708 and Bifidobacterium longum subsp. longum B1975 DSM 24709.
EFFECT: increased antimicrobial activity of the strain.
14 cl, 5 dwg, 2 tbl
