Background: Salmonella enterica subsp. enterica serovar Ruiru (antigenic formula 21:y:e,n,x) is a serovar of the O:21 (L) serogroup. This is a very rare serovar, with only two reported cases during the last then years in the US.
NCBI PD link for serovar Ruiru https://www.ncbi.nlm.nih.gov/pathogens/isolates/#(taxgroup_name:%22Salmonella%20enterica%22)%20AND%20computed_types:(%22serotype=Ruiru%22)
Genetic characteristics: Unknown.
Animal reservoir: Serovar Ruiru was found in cattle, and turkey.
Geographical distribution: S. Ruiru is a very rare serovar, only a limited number of descriptions have been reported; specifically, one report of infection in sheep in England and two in Europe (imported soybean from Brazil and imported palm kernel expellers from Indonesia).
Animal outbreaks: There is only one description of an outbreak in sheep associated with S. Ruiru, the outbreak was reported in 1964, where it caused abortion in ewes.
Human outbreaks: There have been no recent human outbreaks linked to this serovar.
Border rejections: There have been no recent border rejections linked to this serovar.
Recalls: There have been no recent recalls linked to this serovar.
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