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*{+}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. This serovar_S._ Montevideo is the sixth most common serovar isolated from humans and animals in the U.S. inOutbreaks humanscaused andby animals. _S._ Montevideo is among the serovars commonly isolated from animals. Lately, some of the outbreaks linked to this serovar 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 Cattle and chickens are common reservoirs of S. Montevideo.
Geographical distribution: S. Montevideo is globally distributed. In It has been reported, among the most common serovars, in the U.S. serovar Montevideo is among the top ten serovars isolated from humans and animals, in Europe serovar Montevideo has caused multiple outbreaks, in Australia and New Zealand cases have been linked to imported food from Asia. 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 |
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