*{+}Background:+* _Salmonella enterica_ subsp. _enterica_ serovar Montevideo (antigenic formula 6,7,14:g,m,\[p\],s:\[1,2,7\]) is a serovar of the O:7 (C{~}1~) serogroup. _S._ Montevideo is the sixth most common serovar isolated from humans and animals in the U.S. Outbreaks caused by _S._ Montevideo have been associated with [imported spices|http://www.cdc.gov/salmonella/montevideo/index.html] and [live poultry|http://www.cdc.gov/salmonella/montevideo-06-12/index.html]. Whole [genome sequencing|http://aem.asm.org/content/early/2011/10/14/AEM.06538-11] of a number of _S._ Montevideo strains have been conducted, including an study that identified two [large plasmids |http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0041247]encoding antimicrobial and heavy metal resistance genes in one strain.  

Animal reservoir: Cattle and chickens are common reservoirs of S. Montevideo.

Geographical distribution: S. Montevideo is globally distributed. It has been reported, among the most common serovars, in the U.S., Europe, Latin America, Asia, and Oceania

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

Year

Location

Associated source

Number of cases

2013

US-multistate

Tahini Sesame

16

2012

US-multistate

Live poultry

93

2010

US-multistate

Red and Black Pepper/Italian-Style Meats

272

2010

Germany

Dietary food supplement

15

2002-03

Australia &New Zealand

Tahini

68

2002

Japan

Lunch prepared by caterer

23

1996

England

Cooked chicken

10

 

Relevant links and references:

  1. http://www.cdc.gov/salmonella/montevideo-tahini-05-13/
  2. http://www.cdc.gov/salmonella/montevideo-06-12/index.html
  3. http://www.cdc.gov/salmonella/montevideo/index.html
  4. http://www.eurosurveillance.org/ViewArticle.aspx?ArticleId=20040