Emerging Infectious Disease ISSN: 1080-6059

Tandem Repeat Analysis for Surveillance of Human Salmonella Typhimurium Infections

Mia Torpdahl*

, Gitte Sørensen†, Bjørn-Arne Lindstedt‡, and Eva Møller Nielsen*

Author affiliations: *Statens Serum Institut, Copenhagen, Denmark; †Danish Veterinary and Food Research, Copenhagen, Denmark; ‡Norwegian Institute of Public Health, Oslo, Norway;

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Figure 3

Monthly occurrence of pulsed-field gel electrophoresis (PFGE) types (A) and multiple-locus variable-number tandem-repeat analysis (MLVA) types (B) within Salmonella Typhimurium isolates with phage type DT12 over the 2-year study period. All PFGE and MLVA types that occurred <4× were included in other types.

Figure 3. Monthly occurrence of pulsed-field gel electrophoresis (PFGE) types (A) and multiple-locus variable-number tandem-repeat analysis (MLVA) types (B) within Salmonella Typhimurium isolates with phage type DT12 over the 2-year study period. All PFGE and MLVA types that occurred <4× were included in other types.

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