From: Genetic characteristics and virulence of Listeria monocytogenes isolated from fresh vegetables in China
Types of samples
Number of samples
No. (%) of positive samples
Isolated strains number
Coriander
89
4 (4.49)
5
Lettuce
90
7 (7.78)
10
Tomato
102
5 (4.90)
7
Cucumber
123
6 (4.88)
Others
15
1 (6.67)
1
Total
419
23 (5.49)
30