Skip to main content

Table 3 Virulence assessment and survival in whole blood of a sub-collection of L. monocytogenes strains

From: Antimicrobial peptides effectively kill a broad spectrum of Listeria monocytogenes and Staphylococcus aureus strains independently of origin, sub-type, or virulence factor expression

Strain Invasion Caco-2 (CFU/ml) 50% mortality C. elegans (hours) Cell density Whole blood (CFU/ml)
La22 1.4 × 105 - 6.4 × 103
V518a 3.8 × 105 - -
N53-1 1.9 × 102 110 1.3 × 103
No40-1 1.1 × 105 - -
R479a 2.4 × 104 - -
O57 4.1 × 104 - -
H13-1 5.5 × 102 - -
La111 4.1 × 102 110 2.9 × 102
M103-1 1.9 × 102 - -
EGD 2.1 × 104 110 1.3 × 103
LO28 5.3 × 103 - -
4666 3.1 × 105 - -
4459 8.5 × 104 - -
7418 2.8 × 105 80 2.8 × 104
4446 1.2 × 105 80 4.3 × 104
6895 3.3 × 104 - -
7291 2.6 × 105 - -
4239 1.9 × 104 - -
Scott A 2.8 × 105 80 9.0 × 102
  1. Data on Caco-2 cell invasion and C. elegans mortality based on [27, 28].