Background: Salmonella enterica subsp. enterica serovar Senftenberg (antigenic formula: 1 ,3,19:g ,[s],t:--) is a serovar of the O:1,3,19 (E4) serogroup. While S. Senfenberg is a rare serovar in human cases (only 7 cases in 10 years in the US), it has been linked with several outbreaks. This serovar is though, very common in animals and food. In the US is among the top 5 serovars isolated from food, and among the top 11 serovars isolated from clinical animals. Among source of outbreaks are contaminated basil and alfalfa sprouts.
Animal reservoir: Poultry is one of the identified reservoirs, but this serovar has also been found in other animals.
Geographical distribution: This serovar is widely distributed, it has been found in North America, Europe and Asia.
Outbreaks:
Year | Location | Associated source | Number of cases |
| 2016 | US-Multistate, Canada, Mexico Peru | Pistachios | 2 |
2014 | US-Multistate | Pistachios | 8 |
2010 | US-Multistate | Salami | 11 |
2007 | EU | Basil | 55 |
1997-98 | US-two states | Alfalfa sprouts | 52 |
1995 | England | Baby cereal | 5 |
Border Rejections and Recalls:
| Year | Exporting Country (if applicable) | Country Issuing Recall/Rejection | Food |
|---|---|---|---|
| 2016 | US-Multistate, Canada, Mexico, Peru | Wonderful Pistachios | |
| 2019 | Poland | Netherlands | Yeast |
| 2023 | Hungary | Germany | Onion powder |
Relevant links:
1. http://www.fda.gov/Food/RecallsOutbreaksEmergencies/Outbreaks/ucm386377.htm
2. http://www.cdc.gov/Salmonella/montevideo/
3. http://www.ncbi.nlm.nih.gov/pubmed/18622860
4. http://www.ncbi.nlm.nih.gov/pubmed/18851676
6. https://webgate.ec.europa.eu/rasff-window/screen/notification/604602