Table 1.
Genetic diversity and frequency distribution of 56 Campylobacter jejuni strain isolates from human stool, chicken, and cattle sources.
| Clonal complex | ST | Multilocus sequence typing (MLST) allelic profile | Pulsed-field gel electrophoresis (PFGE) profilea | Source and number of isolates | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| aspA | glnA | gltA | glyA | pgm | tkt | uncA | SmaI cluster | |||
| 21 | 21 | 2 | 1 | 1 | 3 | 2 | 1 | 5 | VIII–XVII | Human stool (3) |
| Cattle (14) | ||||||||||
| 19 | 2 | 1 | 5 | 3 | 2 | 1 | 5 | VIII | Human stool (1) | |
| Chicken (2) | ||||||||||
| 1811 | 2 | 4 | 12 | 3 | 2 | 1 | 5 | VI | Human stool (1) | |
| 2789 | 2 | 1 | 12 | 3 | 2 | 3 | 5 | X | Human stool (1) | |
| 3102 | 2 | 84 | 12 | 3 | 11 | 1 | 5 | XX | Human stool (1) | |
| 50 | 2 | 1 | 12 | 3 | 2 | 1 | 5 | VI | Human stool (1) | |
| 760 | 2 | 1 | 52 | 3 | 2 | 100 | 5 | XIX | Human stool (1) | |
| 658 | 658 | 2 | 4 | 2 | 4 | 19 | 3 | 6 | XXI | Human stool (1) |
| 1044 | 2 | 10 | 2 | 4 | 19 | 3 | 6 | XXI | Human stool (2) | |
| 206 | 122 | 6 | 4 | 5 | 2 | 2 | 1 | 5 | XXIII | Cattle (1) |
| I–II | Human stool (4) | |||||||||
| 572 | 62 | 4 | 5 | 2 | 2 | 1 | 5 | II–XV–XVI | Human stool (3) | |
| 353 | 2116 | 7 | 17 | 52 | 10 | 89 | 3 | 6 | XXIV | Human stool (1) |
| 5 | 7 | 2 | 5 | 2 | 10 | 3 | 6 | V | Human stool (1) | |
| 443 | 443 | 24 | 17 | 2 | 15 | 23 | 3 | 12 | XIII | Human stool (1) |
| 2361 | 7 | 254 | 2 | 15 | 23 | 3 | 12 | XIII | Human stool (1) | |
| 51 | 7 | 17 | 2 | 15 | 23 | 3 | 12 | XIV | Human stool (1) | |
| 48 | 48 | 2 | 4 | 1 | 2 | 7 | 1 | 5 | XI | Human stool (1) |
| 61 | 61 | 1 | 1 | 4 | 2 | 2 | 6 | 3 | XII–IX | Cattle (2) |
| 257 | 257 | 9 | 2 | 4 | 62 | 4 | 5 | 6 | XVIII | Human stool (1) |
| 824 | 9 | 2 | 2 | 2 | 11 | 5 | 6 | XXII | Chicken (1) | |
| ‡ | 7407§ | 24 | 28 | 2 | 28 | 10 | 1 | 125 | III | Human stool (1) |
| ‡ | 7418§ | 24 | 17 | 52 | 10 | 89 | 418 | 6 | XXV | Human stool (1) |
| 1332§ | 6788§ | 2 | 1 | 4 | 28 | 58 | 29 | 58 | IV | Human stool (2) |
| 354 | 2863 | 198 | 2 | 2 | 2 | 11 | 61 | 6 | XXVI | Chicken (4) |
| XXVII | Human stool (1) | |||||||||
| 574 | 305 | 9 | 53 | 2 | 10 | 11 | 3 | 3 | XXVIII | Chicken (1) |
aPFGE profiles for the restriction enzyme SmaI. Bold font: the two identified clusters shared among humans and cattle or humans and chicken.
§ New allelic combination.
‡No clonal complex applicable.