Emerging Infectious Disease ISSN: 1080-6059

Molecular Fingerprinting of Multidrug-Resistant Salmonella enterica Serotype Typhi

M. D. Hampton, L. R. Ward, B. Rowe, and E. J. Threlfall

Author affiliations: Central Public Health Laboratory, London, United Kingdom

Figure 1

Pulsed-field gel electrophoresis profiles of Xba I-digested genomic DNA from drug-resistant and drug-sensitive isolates of Salmonella Typhi Vi-phage types E1, M1, and UVS. Tracks 1-20 contained 1 and 20, lambda 48.5-kb ladder (Sigma); 2, M1 type strain (S. Typhi PFP Stp X7); 3, P3044890 (PFP X8a); 4, P3112100 (PFP X8); 5, E1 type strain (PFP X1); 6, P3640980 (PFP X2a); 7, P3639160 (PFP X2a); 8, P2967750 (PFP X2a); 9, P4405140 (PFP X2a); 10, P4405200 (PFP X2a); 11, P4632360 (PFP X2a); 12, P466397

Figure 1. Pulsed-field gel electrophoresis profiles of Xba I-digested genomic DNA from drug-resistant and drug-sensitive isolates of Salmonella Typhi Vi-phage types E1, M1, and UVS. Tracks 1-20 contained 1 and 20, lambda 48.5-kb ladder (Sigma); 2, M1 type strain (S. Typhi PFP Stp X7); 3, P3044890 (PFP X8a); 4, P3112100 (PFP X8); 5, E1 type strain (PFP X1); 6, P3640980 (PFP X2a); 7, P3639160 (PFP X2a); 8, P2967750 (PFP X2a); 9, P4405140 (PFP X2a); 10, P4405200 (PFP X2a); 11, P4632360 (PFP X2a); 12, P4663970 (PFP X2a); 13, P3047990 (PFP X2); 14, P4543210 (PFP X6); 15, P4466680 (PFPX3); 16, 3166750 (PFP X4); 17, P2951290 (PFP X4); 18, P4219910 (PFP X4); and 19, P4405160 (PFP X5). PFGE conditions: 180V (5.4 V/cm); 45h; Ramp, 0.5 - 45s.

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