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Background: Salmonella enterica subsp. enterica serovar Napoli (antigenic formula 1,9,12:l,z13:e,n,x) is a serovar of the O:9 (D1) serogroup. This is a rare serovar, in the US only 19 cases were reported from 1999-2009. In other regions of the world S. Napoli is also rare, except for France, Italy, and Switzerland were it appears to have increased considerably. It was isolated from rucola and wild bird samples collected in Italy between 2004 and 2014 (Fisher et al., 2009; Mancini et al., 2014; Gori et al., 2018).
Genetic characteristics:
Animal reservoir: poultry and wild birds have been reported as animal sources of this serovar.
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Year | Location | Associated Source | Number of Cases | |||
|---|---|---|---|---|---|---|
| 2004 | Slovenia | Rucola (arugula) from Italy | NA | |||
| 2006 | Denmark | Bulls blood beet from Italy | NA | 2014 | ItalyRucola salad | NA |
2022 | Finland | Fresh thyme from Italy, packaged in the Netherlands | NA |
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