Inhibitory Substances Produced by Native Lactobacillus plantarum UTNCys5-4 Control Microbial Population Growth in Meat

Figure 3

The effect of peptides on the target membrane integrity. (a) E. coli ATCC 25922. (b) Salmonella enterica subsp. enterica ATCC 51741. (−): negative control (absence of DNA/RNA molecules in untreated cells); 1–3: DNA/RNA released after treatment with Cys5-4 at different intervals of incubation (1, 2 and 4 h).

(a)

(b)