However, no growth of S. aureus (b3.0log10cfu/g) was detected in
the kimchi sausages (10% KS and 15% KS) as well as kimchi-powder
sausages (2% KPS and 5% KPS), even though an increase in the pH
was observed and the same amount of nitrite curing salt was added.
These findings demonstrate that the antimicrobial effect of kimchi was
achieved by inhibitory substances other than the organic acids produced
by LAB. One possible explanation of these findings could be
found in antimicrobial substances produced by kimchi LAB, such as hydrogen
peroxide, diacetyl or bacteriocin