Table 5 Prevalence of antibiotic resistance genes in different clusters of S. agalactiae
S. agalactiae clusters (No. of isolates) | The number (%) of isolates carrying antibiotic resistance genes | |||||
|---|---|---|---|---|---|---|
ermB | ermTR | mefA/E | tetM | tetO | aphA3 | |
1 (n = 10) | 8 (80) | 2 (20) | 0 | 6 (60) | 2 (20) | 2 (20) |
2 (n = 12) | 12 (100) | 6 (50) | 2 (16.66) | 8 (66.66) | 6 (50) | 0 |
3 (n = 10) | 8 (80) | 4 (40) | 0 | 6 (60) | 4 (40) | 4 (40) |
4 (n = 2) | 2 (100) | 0 | 0 | 2 (100) | 0 | 0 |
5 (n = 28) | 28 (100) | 12 (42.85) | 2 (7.14) | 22 (78.57) | 14 (50) | 4 (14.28) |
6 (n = 28) | 26 (92.85) | 6 (21.42) | 4 (14.28) | 20 (71.42) | 4 (14.28) | 4 (14.28) |
7 (n = 10) | 8 (80) | 4 (40) | 0 | 10 (100) | 8 (80) | 2 (20) |
8 (n = 4) | 4 (100) | 4 (100) | 0 | 2 (50) | 2 (50) | 2 (50) |
9 (n = 2) | 2 (100) | 0 | 0 | 2 (100) | 0 | 2 (100) |