Table 3.
Distributions of the 18 types of SE genes in vegetable S. aureus isolates in China.
| SE genes | No. (%) of positive isolates | |||||
|---|---|---|---|---|---|---|
| Total | Tomato | Cucumber | Lettuce | Caraway | ||
| (n = 30) | (n = 8) | (n = 4) | (n = 15) | (n = 3) | ||
| Classic SE genes | sea | 8 (26.7) | 3 (37.5) | 1 (25.0) | 4 (26.7) | – |
| seb | 11 (36.7) | 5 (62.5) | 1 (25.0) | 3 (20.0) | 2 (66.7) | |
| sec | 25 (83.3) | 8 (100.0) | 4 (100.0) | 10 (66.7) | 3 (100.0) | |
| sed | 3 (10.0) | 2 (25.0) | 1 (25.0) | – | – | |
| see | 3 (10.0) | 2 (25.00) | 1 (25.0) | – | – | |
| Non-classic SE genes:egc cluster | seg | 17 (56.7) | 7 (87.5) | 2 (50.0) | 5 (33.3) | 3 (100.0) |
| sei | 7 (23.3) | 2 (25.0) | 1 (25.0) | 2 (13.3) | 2 (66.7) | |
| sem | 26 (86.7) | 8 (100.0) | 4 (100.0) | 11 (73.3) | 3 (100.0) | |
| sen | 11 (36.7) | 7 (87.5) | 1 (25.0) | 3 (20.0) | – | |
| seo | 2 (6.7) | 2 (25.0) | – | – | – | |
| seu | 2 (6.7) | 2 (25.0) | – | – | – | |
| Non-classic SE genes: other SE genes | seh | 15 (50.0) | 4 (50.0) | 4 (100.0) | 7 (46.7) | – |
| sej | 14 (46.7) | 8 (100.0) | 2 (50.0) | 1 (6.7) | 3 (100.0) | |
| sek | 9 (30.0) | 4 (50.0) | – | 3 (20.0) | 2 (66.7) | |
| sel | 16 (53.3) | 7 (87.5) | 4 (100.0) | 5 (33.3) | – | |
| seq | 15 (50.0) | 5 (62.5) | 3 (75.0) | 4 (26.7) | 3 (100.0) | |
| sep | 21 (70.0) | 8 (100.0) | 4 (100.0) | 7 (46.7) | 2 (66.7) | |
| ser | 10 (33.3) | 6 (75.0) | 1 (25.0) | – | 3 (100.0) | |