Table 4.
Antimicrobial activity of L. plantarum strains against selected foodborne pathogens
| Indicator microorganisms | S50 | S51 | S72 | S74 | S85 |
|---|---|---|---|---|---|
| Inhibition zone (mm) | |||||
| S. aureus ATCC29213 | + | + | + | + | + |
| S. aureus ATCC25923 | + | + | ++ | + | +++ |
| S. aureus ATCC25922 | ++ | ++ | ++ | ++ | ++ |
| L. monocytogenes ATCC 3970 | + | + | ++ | + | ++ |
| L. monocytogenes ATCC 7644 | +++ | ++ | +++ | +++ | ++ |
| Bacillus cereus ATCC 11778 | + | + | ++ | + | + |
| Micrococcus luteus NCIMB 8166 | + | + | +++ | + | + |
+, inhibition zone < 2 mm; ++, inhibition zone 3–4 mm; +++, inhibition zone >4 mm