Table 1.
PFGE and MLVA types and profiles of 8 VNTR loci from Salmonella enterica serovar Typhi isolates recovered from patients and chronic carriers
| Infection event (no. of isolates) | PFGE-XbaI type | PFGE-BlnI type | MLVA type | VNTR profilea |
No. of isolates | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sty20 | Sty25 | Sty37 | Sty39 | Sty40 | Sty41 | Sty44 | Sty45 | |||||
| Cluster 1 | ||||||||||||
| Patients (14) | SIX.063 | SIN.010 | TY8.131 | 3 | 15 | 10 | 5 | 10 | 6 | 7 | 18 | 1 |
| SIX.064 | SIN.002 | TY8.004 | 3 | 14 | 10 | 5 | 10 | 6 | 7 | 18 | 4 | |
| TY8.005 | 3 | 14 | 10 | 5 | 10 | 6 | 6 | 18 | 3 | |||
| SIX.065 | SIN.034 | TY8.005 | 3 | 14 | 10 | 5 | 10 | 6 | 6 | 18 | 1 | |
| SIX.066 | SIN.033 | TY8.005 | 3 | 14 | 10 | 5 | 10 | 6 | 6 | 18 | 1 | |
| SIX.067 | SIN.003 | TY8.004 | 3 | 14 | 10 | 5 | 10 | 6 | 7 | 18 | 1 | |
| TY8.038 | 3 | 14 | 10 | 5 | 10 | 6 | 7 | 19 | 3 | |||
| Cluster 2 | ||||||||||||
| Patients (15) | SIX.022 | SIN.019 | TY8.040 | 1 | 8 | 25 | 5 | 16 | 12 | 13 | 13 | 9 |
| TY8.041 | 1 | 8 | 24 | 5 | 16 | 12 | 13 | 13 | 1 | |||
| TY8.042 | 1 | 8 | 27 | 5 | 16 | 12 | 11 | 15 | 1 | |||
| TY8.152 | 1 | 8 | 25 | 5 | 16 | 12 | 13 | 14 | 1 | |||
| TY8.279 | 1 | 9 | 25 | 5 | 16 | 12 | 13 | 13 | 1 | |||
| TY8.280 | 1 | 8 | 21 | 5 | 16 | 12 | 12 | 14 | 1 | |||
| SIX.022 | SIN.078 | TY8.040 | 1 | 8 | 25 | 5 | 16 | 12 | 13 | 13 | 1 | |
| Carriers (2) | SIX.022 | SIN.019 | TY8.281 | 1 | 8 | 27 | 5 | 16 | 12 | 11 | 16 | 1 |
| TY8.040 | 1 | 8 | 25 | 5 | 16 | 12 | 13 | 13 | 1 | |||
| Cluster 3 | ||||||||||||
| Patient (1) | SIX.001 | TY8.300 | 3 | 8 | 10 | 5 | 10 | 13 | 7 | 25 | 1 | |
| Carriers (101) | SIX.001 | TY8.085 | 3 | 8 | 11 | 5 | 10 | 13 | 7 | 27 | 2 | |
| TY8.283 | 3 | 8 | 11 | 5 | 10 | 13 | 7 | 25 | 13 | |||
| TY8.284 | 3 | 8 | 11 | 5 | 10 | 13 | 7 | 22 | 3 | |||
| TY8.285 | 3 | 8 | 11 | 5 | 10 | 13 | 7 | 24 | 11 | |||
| TY8.286 | 3 | 8 | 11 | 5 | 10 | 13 | 7 | 23 | 15 | |||
| TY8.287 | 3 | 8 | 11 | 5 | 10 | 13 | 7 | 15 | 1 | |||
| TY8.288 | 3 | 8 | 11 | 5 | 10 | 13 | 7 | 19 | 1 | |||
| TY8.289 | 3 | 8 | 11 | 5 | 10 | 13 | 7 | 26 | 1 | |||
| TY8.290 | 3 | 8 | 11 | 5 | 10 | 14 | 7 | 25 | 1 | |||
| TY8.291 | 3 | 8 | 11 | 5 | 10 | 12 | 7 | 24 | 1 | |||
| TY8.295 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 25 | 3 | |||
| TY8.296 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 24 | 5 | |||
| TY8.299 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 27 | 1 | |||
| TY8.300 | 3 | 8 | 10 | 5 | 10 | 13 | 7 | 25 | 3 | |||
| TY8.301 | 3 | 8 | 10 | 5 | 10 | 13 | 7 | 26 | 1 | |||
| TY8.302 | 3 | 8 | 12 | 5 | 12 | 13 | 7 | 24 | 3 | |||
| TY8.303 | 3 | 8 | 12 | 5 | 12 | 14 | 7 | 25 | 1 | |||
| SIX.046 | TY8.305 | 3b | 8 | 12 | 5 | 12 | 13 | 7 | 24 | 1 | ||
| SIX.059 | TY8.294 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 23 | 5 | ||
| TY8.296 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 24 | 1 | |||
| SIX.060 | TY8.294 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 23 | 1 | ||
| SIX.201 | TY8.292 | 3 | 8 | 12 | 5 | 10 | 14 | 7 | 23 | 1 | ||
| TY8.293 | 3 | 8 | 12 | 5 | 10 | 15 | 7 | 23 | 1 | |||
| TY8.294 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 23 | 23 | |||
| TY8.297 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 22 | 1 | |||
| TY8.298 | 3 | 8 | 12 | 5 | 10 | 13 | 7 | 20 | 1 | |||
a
VNTR loci that showed variations among the isolates from the cluster are highlighted in boldface.
b
This allele harbored 3 repeat units with a 9-bp insertion in a flanking region.