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Wiki Markup*{+}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{~}1~₁) serogroup. This serovar is the sixth most common serovar in the U.S. in humans and 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. Whole genome sequencing of a number of _S._ Montevideo strains have been conducted, including an study that identified two large plasmid encoding antimicrobial and heavy metal resistance genes.  . 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 and live poultry. Whole genome sequencing of a number of S. Montevideo strains have been conducted, including an study that identified one strain with two large plasmids that encoded antimicrobial and heavy metal resistance genes.

Animal reservoir: Cattle Animal reservoir: 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
2018	US-multistate	Sprouts	10
2017	US-multistate	Tahini	8
2016	US-multistate, Mexico, Canada, Peru	pistachios	9
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

...

Recalls: Food recalls have been associated with S. Montevideo.

Year	Location	Recalled food	Type
2016	US-multistate, Mexico, Canada, Peru	Wonderful Pistachios	nuts

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