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 form the Henan province in China; Indiana isolates from chickens in China 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.
Geographical distribution: S. Derby is found in China.
Outbreaks: Outbreaks linked to S. Derby have been reported.
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