Background: Salmonella enterica subsp. enterica serovar Sundsvall (antigenic formula  [1],6,14,[25]:z:e,n,x) is a serovar of the O:6,14 serogroup. Several produce samples, including Italian squash, baby spinach, tomato, cantaloupe, raw pecan, papaya, chili powder, and pumpkin seed have tested positive for S. Sundsvall. 

Animal reservoir: Serovar Sundsvall was found in cattle, pigs, caprine and venomous reptile.

Geographical distribution: Serovar Sundsvall has been found in UK, Germany, Pakistan, India, Africa, North and Central America.

Outbreaks: One outbreak in 2023 has been associated with S. Sundsvall. All clinical isolates belong to the same SNP cluster (PDS000165423.14).

YearLocationAssociated SourceNumber of Cases
2023US-multistateCantaloupes99


Relevant links and references:

  1. https://www.fda.gov/food/outbreaks-foodborne-illness/outbreak-investigation-salmonella-cantaloupes-november-2023
  2. https://pubmed.ncbi.nlm.nih.gov/6511019/
  3. https://journals.asm.org/doi/10.1128/aem.69.10.6099-6105.2003?url_ver=Z39.88-2003&rfr_id=ori%3Arid%3Acrossref.org&rfr_dat=cr_pub++0pubmed
  4. https://onlinelibrary.wiley.com/doi/10.1111/zph.12427
  5. https://www.sciencedirect.com/science/article/pii/S0168160518303465?via%3Dihub
  6. https://www.ncbi.nlm.nih.gov/pathogens/isolates/#Sundsvall
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