Background
Methods
C. jejuni strains
DNA isolation
Genotyping of C. jejuni
Statistical analysis
Results
Overall genetic diversity of C. jejuni isolates
Source | No. of strains typed by MLST | No. of STs | No. of CCs | No. of STs not assigned to CCs | No. of new STs | No. of new alleles |
---|---|---|---|---|---|---|
Human | 117 | 45 | 19 | 3 | 8 | - |
Broiler products | 102 | 46 | 16 | 12 | 19 | 2 |
Dairy cattle | 43 | 16 | 9 | 4 | 3 | 1 |
Total | 262 | 82 | 22 | 19 | 27 | 3 |
CC | ST | Children | Adults | Dairy cattle | Broiler products | Total | aspA | glnA | gltA | glyA | pgm | tkt | uncA |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
CC21 | 19 | 5 | 1 | 1 | 1 | 8 | 2 | 1 | 5 | 3 | 2 | 1 | 5 |
21 | 2 | 14 | 2 | 18 | 2 | 1 | 1 | 3 | 2 | 1 | 5 | ||
44 | 1 | 1 | 8 | 1 | 6 | 3 | 2 | 1 | 1 | ||||
50 | 11 | 3 | 14 | 2 | 1 | 12 | 3 | 2 | 1 | 5 | |||
251 | 1 | 1 | 2 | 1 | 5 | 2 | 2 | 1 | 5 | ||||
376 | 1 | 3 | 4 | 2 | 2 | 1 | 3 | 2 | 1 | 5 | |||
1459 | 1 | 1 | 2 | 1 | 1 | 2 | 2 | 1 | 5 | ||||
1943 | 1 | 1 | 2 | 1 | 1 | 3 | 2 | 226 | 5 | ||||
6393
| 1 | 1 | 2 | 1 | 5 | 3 | 11 | 1 | 5 | ||||
6436
| 1 | 1 | 2 | 1 | 12 | 3 | 2 | 1 |
386
| ||||
7211
| 1 | 1 | 2 | 1 | 5 | 3 | 2 | 3 | 26 | ||||
7216
| 1 | 1 | 2 | 1 | 209 | 3 | 2 | 1 | 5 | ||||
Total | 22 | 2 | 16 | 12 | 52 | ||||||||
CC22 | 22 | 1 | 1 | 1 | 3 | 6 | 4 | 3 | 3 | 3 | |||
1947 | 1 | 1 | 1 | 94 | 6 | 4 | 3 | 3 | 3 | ||||
Total | 2 | 2 | |||||||||||
CC42 | 42 | 2 | 1 | 2 | 5 | 1 | 2 | 3 | 4 | 5 | 9 | 3 | |
Total | 2 | 1 | 2 | 5 | |||||||||
CC45 | 45 | 1 | 1 | 4 | 7 | 10 | 4 | 1 | 7 | 1 | |||
137 | 3 | 1 | 4 | 4 | 7 | 10 | 4 | 42 | 7 | 1 | |||
233 | 2 | 2 | 2 | 7 | 10 | 4 | 1 | 7 | 1 | ||||
583 | 1 | 1 | 4 | 7 | 10 | 4 | 42 | 51 | 1 | ||||
7318
| 1 | 1 | 4 | 7 | 10 |
632
| 42 | 51 | 1 | ||||
Total | 2 | 3 | 1 | 3 | 9 | ||||||||
CC48 | 38 | 3 | 3 | 2 | 4 | 2 | 2 | 6 | 1 | 5 | |||
429 | 5 | 1 | 6 | 7 | 4 | 5 | 2 | 11 | 1 | 5 | |||
475 | 1 | 1 | 2 | 4 | 1 | 4 | 19 | 62 | 5 | ||||
918 | 2 | 3 | 1 | 6 | 2 | 4 | 1 | 4 | 19 | 1 | 5 | ||
Total | 7 | 3 | 3 | 3 | 16 | ||||||||
CC52 | 2066 | 3 | 1 | 4 | 9 | 10 | 5 | 10 | 22 | 3 | 6 | ||
Total | 3 | 1 | 4 | ||||||||||
CC61 | 61 | 3 | 3 | 1 | 4 | 2 | 2 | 6 | 3 | 17 | |||
Total | 3 | 3 | |||||||||||
CC179 | 2209 | 2 | 2 | 1 | 6 | 29 | 176 | 40 | 32 | 3 | |||
Total | 2 | 2 | |||||||||||
CC206 | 122 | 1 | 1 | 6 | 4 | 5 | 2 | 2 | 1 | 5 | |||
227 | 5 | 2 | 2 | 9 | 2 | 4 | 5 | 2 | 2 | 1 | 5 | ||
572 | 1 | 2 | 3 | 62 | 4 | 5 | 2 | 2 | 1 | 5 | |||
Total | 6 | 3 | 2 | 2 | 13 | ||||||||
CC257 | 257 | 5 | 3 | 8 | 9 | 2 | 4 | 62 | 4 | 5 | 6 | ||
824 | 2 | 1 | 3 | 9 | 2 | 2 | 2 | 11 | 5 | 6 | |||
Total | 7 | 3 | 1 | 11 | |||||||||
CC283 |
6382
| 1 | 1 | 4 | 2 | 40 | 4 | 42 | 51 | 1 | |||
7210
| 1 | 1 | 2 | 7 | 40 | 4 | 2 | 51 | 5 | ||||
Total | 1 | 1 | 2 | ||||||||||
CC353 | 5 | 23 | 1 | 9 | 33 | 7 | 2 | 5 | 2 | 10 | 3 | 6 | |
353 | 2 | 2 | 4 | 7 | 17 | 5 | 2 | 10 | 3 | 6 | |||
356 | 1 | 1 | 14 | 17 | 5 | 2 | 11 | 3 | 6 | ||||
3285 | 1 | 1 | 7 | 2 | 5 | 2 | 10 | 3 | 1 | ||||
5011 | 1 | 1 | 7 | 84 | 5 | 2 | 19 | 3 | 26 | ||||
6413
| 1 | 1 | 7 | 17 | 2 | 15 | 2 | 3 | 6 | ||||
6435
| 1 | 1 | 7 | 114 | 5 | 2 | 67 |
520
| 6 | ||||
7212
| 1 | 1 | 7 | 84 | 5 | 2 | 19 | 67 | 6 | ||||
Total | 27 | 1 | 15 | 43 | |||||||||
CC354 | 354 | 1 | 1 | 3 | 5 | 8 | 10 | 2 | 2 | 11 | 12 | 6 | |
6381
| 1 | 1 | 73 | 17 | 2 | 2 | 11 | 12 | 6 | ||||
6466
| 1 | 1 | 14 | 2 | 2 | 2 | 11 | 12 | 6 | ||||
6784 | 1 | 1 | 8 | 10 | 2 | 2 | 11 | 5 | 6 | ||||
7215
| 3 | 1 | 4 | 14 | 10 | 2 | 2 | 11 | 12 | 6 | |||
7309
| 1 | 1 | 1 | 71 | 2 | 2 | 11 | 67 | 6 | ||||
Total | 2 | 2 | 3 | 6 | 13 | ||||||||
CC403 | 1775 | 1 | 1 | 10 | 27 | 59 | 19 | 10 | 5 | 7 | |||
933 | 2 | 2 | 10 | 1 | 59 | 19 | 10 | 5 | 7 | ||||
Total | 3 | 3 | |||||||||||
CC443 | 51 | 3 | 2 | 5 | 7 | 17 | 2 | 15 | 23 | 3 | 12 | ||
6391
| 1 | 4 | 5 | 4 | 17 | 2 | 15 | 2 | 3 | 12 | |||
7208
| 1 | 1 | 7 | 17 | 2 | 15 | 23 | 3 | 6 | ||||
Total | 4 | 2 | 5 | 11 | |||||||||
CC446 | 446 | 1 | 1 | 47 | 55 | 5 | 10 | 11 | 68 | 8 | |||
6392
| 1 | 1 | 2 | 47 | 55 | 2 | 10 | 11 | 68 | 8 | |||
Total | 2 | 1 | 3 | ||||||||||
CC460 | 670 | 1 | 1 | 77 | 30 | 2 | 2 | 89 | 59 | 6 | |||
6467
| 1 | 1 | 77 | 30 | 2 | 2 | 11 | 59 | 6 | ||||
Total | 2 | 2 | |||||||||||
CC464 | 464 | 2 | 15 | 17 | 24 | 2 | 2 | 2 | 10 | 3 | 1 | ||
Total | 2 | 15 | 17 | ||||||||||
CC574 | 305 | 2 | 2 | 9 | 53 | 2 | 10 | 11 | 3 | 3 | |||
Total | 2 | 2 | |||||||||||
CC607 | 607 | 1 | 2 | 3 | 8 | 2 | 5 | 53 | 11 | 3 | 1 | ||
Total | 1 | 2 | 3 | ||||||||||
CC658 | 658 | 1 | 3 | 4 | 2 | 4 | 2 | 4 | 19 | 3 | 6 | ||
6468
| 1 | 1 | 2 | 4 | 12 | 93 | 11 | 3 | 6 | ||||
Total | 2 | 3 | 5 | ||||||||||
CC1034 |
6409
| 1 | 1 | 2 | 15 | 4 | 3 | 154 | 25 | 23 | |||
Total | 1 | 1 | |||||||||||
436 | 1 | 1 | 7 | 21 | 5 | 62 | 4 | 61 | 44 | ||||
495 | 1 | 1 | 67 | 2 | 42 | 4 | 4 | 25 | 8 | ||||
1721 | 1 | 1 | 7 | 78 | 42 | 4 | 106 | 12 | 8 | ||||
2217 | 1 | 1 | 19 | 24 | 42 | 246 | 300 | 259 | 57 | ||||
2883 | 1 | 1 | 7 | 21 | 5 | 62 | 67 | 3 | 216 | ||||
3098 | 5 | 5 | 19 | 24 | 23 | 20 | 397 | 16 | 15 | ||||
3502 | 1 | 1 | 18 | 33 | 72 | 325 | 116 | 104 | 6 | ||||
3546 | 1 | 1 | 9 | 17 | 5 | 10 | 350 | 335 | 3 | ||||
3573 | 1 | 1 | 7 | 172 | 21 | 49 | 125 | 224 | 51 | ||||
4800 | 2 | 2 | 275 | 84 | 5 | 10 | 119 | 178 | 26 | ||||
5590 | 1 | 1 | 1 | 2 | 42 | 450 | 10 | 9 | 59 | ||||
6410
| 12 | 12 | 7 | 112 | 5 | 15 | 119 | 67 | 6 | ||||
6411
| 6 | 6 | 1 | 61 | 4 | 38 | 517 | 59 | 35 | ||||
6412
| 1 | 1 | 7 | 112 | 5 | 1 | 13 | 1 | 26 | ||||
7052 | 1 | 1 | 1 | 61 | 4 | 38 | 517 | 59 | 6 | ||||
7207
| 1 | 1 | 9 | 61 | 2 | 2 | 517 | 5 | 35 | ||||
7209
| 1 | 1 | 7 | 112 | 5 | 15 | 42 | 67 | 1 | ||||
7213
| 1 | 1 | 7 | 112 | 5 | 15 | 119 | 12 | 6 | ||||
7308
| 1 | 1 | 275 | 84 | 5 | 10 | 19 | 178 | 26 | ||||
Total | 3 | 8 | 29 | 40 | |||||||||
Total | 101 | 16 | 43 | 102 | 262 |
Source | D | PSI | ||
---|---|---|---|---|
Broiler products | Dairy cattle | Human | ||
Broiler products | 0.95 | 1 | ||
Dairy cattle | 0.87 | 0.06 | 1 | |
Human | 0.94 | 0.32 | 0.11 | 1 |