Table 3.
Clonal spa complexes of S. aureus isolates from pig nasal swabs and pork meat.
| Cluster | spa | spa-CC | MLST-CC | n | Origin |
|---|---|---|---|---|---|
| 1 | t091 | spa-CC 499 | CC7* | 108 | Nasal swab (n = 17) and pork meat (n = 91) |
| 1 | t4309 | spa-CC 499 | CC15 | 32 | Nasal swab (n = 1) and pork meat (n = 31) |
| 1 | t084 | spa-CC 499 | CC15 | 26 | Nasal swab (n = 1) and pork meat (n = 25) |
| 1 | t499 | spa-CC 499 | CC15 | 12 | Pork meat |
| 1 | t346 | spa-CC 499 | CC15 | 1 | Pork meat |
| 1 | t289 | spa-CC 499 | CC7* | 1 | Pork meat |
| 1 | t774 | spa-CC 499 | CC15 | 1 | Pork meat |
| 1 | t7568 | spa-CC 499 | CC15 | 1 | Nasal swab |
| 2 | t337 | spa-CC 1334 | CC9 | 26 | Nasal swab (n = 24) and pork meat (n = 2) |
| 2 | t1334 | spa-CC 1334 | CC9 | 7 | Nasal swab |
| 2 | t1430 | spa-CC 1334 | CC9 | 4 | Nasal swab |
| 2 | t12950 | spa-CC 1334 | CC9 | 2 | Nasal swab |
| 2 | t8893 | spa-CC 1334 | CC9 | 1 | Nasal swab |
| 2 | t12952 | spa-CC 1334 | CC9 | 1 | Nasal swab |
| 3 | t13074 | spa-CC 273 | CC1 | 8 | Pork meat |
| 3 | t1491 | spa-CC 273 | CC1 | 6 | Pork meat |
| 3 | t273 | spa-CC 273 | CC1 | 3 | Pork meat |
| 4 | t034 | spa-CC 034 | CC398 | 31 | Nasal swab (n = 27) and pork meat (n = 4) |
| 4 | t011 | spa-CC 034 | CC398 | 37 | Nasal swab |
| 4 | t8588 | spa-CC 034 | CC398 | 1 | Nasal swab |
| 5 | t12954 | spa-CC 12954 | CC1* | 12 | Pork meat |
| 5 | t12955 | spa-CC 12954 | CC1* | 1 | Pork meat |
| 5 | t12953 | spa-CC 12954 | CC1* | 1 | Pork meat |
| 6 | t1333 | spa-CC 021 | CC30 | 1 | Pork meat |
| 6 | t318 | spa-CC 021 | CC30 | 58 | Nasal swab |
| 6 | t021 | spa-CC 021 | CC30 | 18 | Nasal swab |
| 7 | t304 | spa-CC 008 | CC8 | 1 | Pork meat |
| 7 | t1187 | spa-CC 008 | CC8 | 1 | Pork meat |
| 7 | t008 | spa-CC 008 | CC8 | 1 | Pork meat |
| Singleton | t3478 | CC5 | 2 | Pork meat | |
| Singleton | t3380 | CC1 | 2 | Pork meat | |
| Singleton | t3358 | CC101* | 2 | Pork meat | |
| Singleton | t015 | CC45 | 1 | Pork meat | |
| Singleton | t078 | CC25 | 1 | Pork meat | |
| Singleton | t127 | CC1 | 1 | Pork meat | |
| Singleton | t156 | CC12 | 1 | Pork meat | |
| Singleton | t267 | CC97 | 1 | Pork meat | |
| Singleton | t9031 | ST1027* | 1 | Pork meat | |
| Singleton | t252 | CC15 | 1 | Nasal swab | |
| Excluded | t118 | ST2811* | 1 | Pork meat | |
| Excluded | t519 | CC7* | 1 | Pork meat | |
| Excluded | t1939 | CC398 | 1 | Nasal swab | |
| Excluded | t026 | CC45 | 1 | Nasal swab | |
|
| |||||
| Total spa | 43 | Total isolates | 420 | ||
MLST-CCs marked with asterisk (∗) were determined in this study as described by Enright et al. (2000) [24]. For the remaining MLST-CCs, associations with the particular spa types were assessed through the Ridom SpaServer (http://spa.ridom.de) or from the relevant literature.