Genetic diversity, biofilm and virulence characteristics of Listeria monocytogenes in salmon sushi

Food Research International(2021)

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摘要
•Listeria monocytogenes contamination in salmon sushi was detected in six samples (21.4%).•All the isolates belonged to serotype 4b.•The main virulence genes were observed in all isolates, except the inlB in two isolates.•The persistence of some clones was verified for at least one month in two establishments.•All isolates showed ability to form biofilm in stainless steel.
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关键词
Listeriosis,Salmon sushi,Virulence genes,PFGE,Biofilm formation
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