TABLE 3.
Inhibitory activity of L. innocua (Ln) against L. monocytogenes (Lm) determined by the deferred antagonism plating assay
| Inhibition of Lm by Lna | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
|
||||||||||
| L. innocua | Lm-001 | Lm-002 | Lm-003 | Lm-004 | Lm-006 | Lm-010 | Lm-027 | Lm-039 | Lm-051 | Lm-077 |
| Ln-001 | − | − | − | − | − | − | − | − | − | − |
| Ln-002 | + | + | + | + | + | + | − | + | + | + |
| Ln-003 | + | + | + | + | + | + | + | + | + | + |
| Ln-004 | ++ | ++ | ++ | ++ | ++ | ++ | − | ++ | ++ | ++ |
| Ln-005 | − | − | − | − | − | − | − | − | − | − |
| Ln-006 | − | − | − | − | − | − | − | − | − | − |
| Ln-007 | − | − | − | − | − | − | − | − | − | − |
| Ln-008 | − | − | − | − | − | − | − | − | − | − |
| Ln-009 | − | − | − | − | − | − | − | − | − | ++ |
| Ln-010 | + | + | + | + | + | + | + | + | + | + |
a
Original colony size was 11.3 ± 0.6 mm.
−
no inhibition zone observed;
+
zone of clearing (13.7 ± 1.1 mm) approximately equal to the size of the original colony;
++
zone of clearing (20.2 ± 1.5 mm) extending beyond the original colony border.