Influence of bacteriocin-producing Bacillus strains on quality characteristics of fermented soybean product with biogenic amine-forming lactic acid bacteria

نویسندگان

چکیده

Abstract This study evaluated the antibacterial activity of bacteriocin produced by Bacillus strains against biogenic amines (BA)-forming lactic acid bacteria (LAB), and applicability desirable as starters for safety quality improvement fermented soybean products. The BA-forming ability tested LAB in amino decarboxylase broth was mostly strain specific rather that species specific. strains: sp. DB407, licheniformis DB612, subtilis DB821 may play a contributory role inhibiting growth strains. In products manufactured using different starter cultures, there significant reduction ( p < 0.05) cell counts application mixed culture containing B. DB821, which showed highest antimicrobial activity. Specifically, highly efficient reducing accumulation cadaverine, tryptamine, tyramine Enterococcus faecium D12 faecalis D51 during fermentation. conclusion, bacteriocin-producing such DB 407, can be used production BA-controlled enhancement foods.

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ژورنال

عنوان ژورنال: Applied Biological Chemistry

سال: 2022

ISSN: ['2468-0834', '2468-0842']

DOI: https://doi.org/10.1186/s13765-021-00664-9