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Created by
Brad Yang, last updated on Mar 07, 2025
1 minute read
Background: Salmonella enterica subsp. enterica serovar Corvallis (antigenic formula 8,20:z4,z23:[z6]) is a serovar of the O:8 (C2-C3) serogroup.
Higher prevalence of serovar Corvallis was observed in humans and food products in non-European countries.
NCBI PD link for serovar Corvallis: https://www.ncbi.nlm.nih.gov/pathogens/isolates/#(taxgroup_name:%22Salmonella%20enterica%22)%20AND%20computed_types:(%22serotype=Corvallis%22)
Genetic characteristics:
Animal reservoir: Serovar Corvallis was found to be associated with pigs in South-East Asia. This serovar was also isolated from chicken.
Geographical distribution: Serovar Corvallis has been found globally such as the UK and the US.
Human outbreaks:
Year | Location | Associated source | Number of cases |
| 2001 | Japan | Lunch (suspected)1 | 7 |
1 Four Salmonella isolates were obtained from the lunch including three Brandenburg isolates from three dishes and one Corvallis isolate from another dish.
Border rejections: There have been no recent border rejections linked to this serovar.
Recalls: There have been no recent recalls linked to this serovar.
Relevant links: