Miroslav Kročko, Viera Ducková, Ondřej Bučko, Marek Bobko, Jana Tkáčová
Microbiology safety assessment of brine after wet salting of meat
Číslo: Special issue/2019/2020
Periodikum: Journal of Microbiology, Biotechnology and Food Sciences
DOI: 10.15414/jmbfs.2019.9.special.431-433
Klíčová slova: brine, wet salting, bacteria, CNS, color
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Staphylococcus carnosus and Staphylococcus xylosus (Indasia, Germany) on the microbiological quality of the brine during wet salting
of the meat. In the first experiment was determined the microbial safety of brine with different concentrations of curing salt and with
addition of bay leaf, whole black pepper; whole juniper and whole new pepper water extracts. In the second experiment were prepared
brine samples with 9.5% of curing salt, brine samples with the same concentration of curing salt but with the addition of a starter culture
and brines with the concentration 7.5% of curing salt, starter culture and spices water extracts same as in previous experiment. The
commercial starter culture contains strains of Staphylococcus carnosus and Staphylococcus xylosus (CNS) was added in amount of 0.2g.
Safety assessment of the brine was established according to results of pH value, salinity, color and count of coliform bacteria,
psychrotrophic bacteria, Lactobacillus sp. and Streptococcus sp. The results show that the very presence of 9.5% salt and nitrite does
not prevent the decline of microorganisms in brine samples used for salting meat. Protective culture helped reduce the number of
unwanted microorganisms and promoted lactobacilli. However, the demonstrably higher antibacterial effect of the protective culture,
determined on the basis of the number of psychotropic microorganisms, was found to be combined with the spice extract.