Background: Salmonella enterica subsp. enterica serovar Mbandaka (antigenic formula 6,7,14:z10:e,n,z15) is a serovar of the O:7(C1) serogroup. This serovar has been frequently isolated from poultry production environments. Salmonella ser. Mbandaka can be classified into two major groups. However, clustering of these groups and their subgroups were not associated with any patterns based on the host or geographical origin. A study found that all isolates contained a uniform virulence gene repertoire. This serovar is multi-drug resistant. 

Animal reservoir: Serovar Mbandaka was primarily found in poultry. It has been reported from other animals (pigs, cattle, fish, wild birds, and canine). 

Geographical distribution: Serovar Mbandaka has been found around world.

Outbreaks: Numerous outbreaks in different countries have been linked to Salmonella enterica subsp. enterica serovar Mbandaka, imported spices have been associated with several of these outbreaks.

Year

Location

Associated source

Number of cases

2018US-multistateHoney Smack Cereal135
2017US-multistateTahini8
2013US-multistateTahini16
2013US-multistateLive Poultry61

Border Rejections:

Year

Location

Associated Source

Number of Cases

2023

Germany

Onion powder from Hungary

NA

Relevant links and references:

  1. http://www.foodsafetynews.com/2013/05/salmonella-linked-to-tahini-sickens-8-across-country/#.WVvXMPnyuUl
  2. https://www.cdc.gov/salmonella/montevideo-tahini-05-13/
  3. http://www.foodsafetynews.com/2013/05/two-multistate-salmonella-outbreaks-linked-to-live-poultry-expand/#.WVvYSfnyuUk
  4. https://webgate.ec.europa.eu/rasff-window/screen/notification/604602
  5. https://pubmed.ncbi.nlm.nih.gov/36853053/
  6. https://pubmed.ncbi.nlm.nih.gov/36586112/
  7. https://pubmed.ncbi.nlm.nih.gov/35722838/
  8. https://pubmed.ncbi.nlm.nih.gov/35255093/
  9. https://www.cdc.gov/mmwr/volumes/70/wr/mm7033a1.htm?s_cid=mm7033a1_w
  10. https://bmcgenomics.biomedcentral.com/articles/10.1186/1471-2164-14-365
  11. https://www.hindawi.com/journals/criid/2013/543147/
  12. https://www.liebertpub.com/doi/10.1089/fpd.2021.0018?url_ver=Z39.88-2003&rfr_id=ori%3Arid%3Acrossref.org&rfr_dat=cr_pub++0pubmed
  13. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7653644/


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