A novel probiotic Pediococcus acidilactici AS185, isolated from traditional Chinese fermented foods, was used as an adjunct culture for probiotic cheddar cheese production. The physicochemical composition, textural, free amino acids (FAAs), short-chain fatty acids (SCFAs) profiles, sensory properties, and microbial survival, was evaluated during the 90-day ripening period. The addition of P. acidilactici AS185 did not influence the physicochemical composition of cheddar cheese but significantly decreased the hardness without affecting its textural profile. During ripening, P. acidilactici AS185 was able to grow and promote the generation of FAAs and SCFAs, but did not alter the overall sensory properties; it rather improved the flavor and taste of cheese. In addition, the cheese matrix protected strain P. acidilactici AS185 during transit throughout the simulated gastrointestinal system. These results demonstrated that P. acidilactici AS185 adjunct cultures might be useful for producing high-quality probiotic cheddar cheese.
机构:
Instituto de Lactología Industrial, Univ. Nacional del Litoral - CONICET (Consejo Nacional de Investigaciones Cientificas Y Tecnicas), Santa Fe, ArgentinaInstituto de Lactología Industrial, Universidad Nacional del Litoral - CONICET, Facultad de Ingeniería Química, Santiago del Estero 2829, S3000AOM, Santa Fe, Argentina
Milesi, M.M.
McSweeney, P.L.H.
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Department of Food and Nutritional Sciences, University College, Cork, IrelandInstituto de Lactología Industrial, Universidad Nacional del Litoral - CONICET, Facultad de Ingeniería Química, Santiago del Estero 2829, S3000AOM, Santa Fe, Argentina
McSweeney, P.L.H.
Hynes, E.R.
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Instituto de Lactología Industrial, Universidad Nacional del Litoral - CONICET, Facultad de Ingeniería Química, Santiago del Estero 2829, S3000AOM, Santa Fe, Argentina
Instituto de Lactología Industrial, Univ. Nacional del Litoral - CONICET (Consejo Nacional de Investigaciones Cientificas Y Tecnicas), Santa Fe, ArgentinaInstituto de Lactología Industrial, Universidad Nacional del Litoral - CONICET, Facultad de Ingeniería Química, Santiago del Estero 2829, S3000AOM, Santa Fe, Argentina