Background: Salmonella enterica subsp. enterica serovar Muenchen (antigenic formula 6,8:d:1,2) is a serovar of the O:8 (C2-C3) serogroup. Salmonella Muenchen is among the top ten serovars reported from humans in the U.S. Reports of multi drug resistant S. Muenchen include a report of a strain resistant to up to 12 antibiotics (i.e., ampicillin, chloramphenicol, streptomycin, sulfamethoxazole, tetracycline, amoxicillin-clavulanic acid, kanamycin, gentamicin, cephalothin, and ceftriaxone).
Animal reservoir: S. Muenchen is typically isolated from turkeys, chickens, swine and cattle.
Geographical distribution: salmonellosis cases caused by S. Muenchen have been reported from multiple locations including the U.S. where it is the 8th most common serovar, Australia, and Europe. In addition, microbiological identifications were reported in countries in Africa (South Africa and Ethiopia), Asia (Singapore and Malaysia), and South America (Brazil).
Outbreaks: Outbreaks in the U.S., Europe and Australia have been linked to S. Muenchen.
Year |
Location |
Associated source |
Number of cases |
2003 |
US-multistate |
Melon |
58 |
2001 |
Germany |
Pork |
198 |
1999 |
US-Wisconsin |
Alfalfa sprouts |
157 |
1999 |
US-Canada |
Orange juice |
207 |
1997 |
Australia |
Corn beef |
24 |
1980 |
London |
Nosocomial in pediatric hospital |
28 |
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