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Animal reservoir: The most common reservoir for serovar Derby Indiana is retail chickens, but it has also been found in raw milk cheese, turkeys, ducks and swine.
Geographical distribution: S. Derby Indiana is found in the US, Europe and China.
Outbreaks: Outbreaks linked to S. Derby Indiana have been reported. Some are linked to live poultry while others are linked to food.
| Year | Location | Associated food | Number of cases |
|---|---|---|---|
| 2024 | US-multistate | Backyard poultry | 409a |
| 1981 | Netherlands |
| Salad base | 600-700 + 31 |
| 1967 | US-Pennsylvania |
| Unpasteurized cup cheese | 13 |
a Multiple serovars, including Salmonella Altona, Cerro, Enteritidis, Indiana, Infantis, Johannesburg, Mbandanka, and Typhimurium, were linked to this outbreak. The case number represents the total number of cases associated with the outbreak and does not specifically indicate the number of people infected by Salmonella Indiana.
Relevant links and references: