Background Information: Salmonella enterica subsp. enterica serovar Pomona (antigenic formula 28:y:1,7) is a serovar of the O:28 (M) serogroup. This serovar was first isolated 1941 from poultry.
NCBI PD link for serovar Pomona: https://www.ncbi.nlm.nih.gov/pathogens/isolates/#(taxgroup_name:%22Salmonella%20enterica%22)%20AND%20computed_types:(%22serotype=Pomona%22)
Genetic Characteristics:
Animal Reservoir: This serovar has been commonly found in turtles and other reptiles, including alligators.
Geographic Distribution: This serovar has been reported from countries worldwide, including the US, the UK, Germany, China, Mexico, and Australia.
Human Outbreaks:
Year | Location | Associated source | Number of cases |
| 2023 | US: multistate | Small turtles | 801 |
| 2022 | US: multistate | Small turtles | 282 |
| 2011-2013 | US: multistate | Small turtles | 4733 |
1This outbreak was linked to serovars Pomona, Stanley, and Poona. 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 Pomona.
2This outbreak was linked to serovars Pomona (3 cases) and Stanley (25 cases).
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Relevant Links and References:
- https://doi.org/10.1093/oxfordjournals.aje.a118994
- https://doi.org/10.1016/j.scitotenv.2013.08.025
- https://doi.org/10.1177/0300985816677149
- https://www.cdc.gov/salmonella/outbreaks/turtles-08-23/index.html
- https://www.cdc.gov/salmonella/outbreaks/stanley-07-22/investigation.html
- https://archive.cdc.gov/www_cdc_gov/salmonella/small-turtles-03-12/index.html