Background: Salmonella enterica subsp. enterica serovar Indiana (antigenic formula 1,4,12:z:1,7) is a serovar of the O:4 (B) serogroup. S. Indiana is a common serotype in raw chicken from the Henan province in China, which have been reported to be resistant to ciprofloxacin, with frequent co-resistance to cefotaxime.
Animal reservoir: The most common reservoir for serovar Derby is retail chickens, but it has also been found in raw milk cheese, turkeys, ducks and swine.
Geographical distribution: S. Derby is found in the US, Europe and China.
Outbreaks: Outbreaks linked to S. Derby have been reported. Some are linked to live poultry while others are linked to food.
Year | Location | Associated food | Number of cases |
---|---|---|---|
1981 | Netherlands | salad base | 600-700 + 31 |
1967 | US | unpasteurized cup cheese | 13 |
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