TABLE 3.
Comparison of phenotypic antimicrobial resistance with resistance gene detectiona
| Antimicrobial | No. of isolates with phenotypic resistance | No. of isolates with resistance gene(s) detected | Resistance gene combinations (no. of isolates) |
|---|---|---|---|
| Ampicillin | 4 | 3 | blaTEM-1B (3) |
| Amoxicillin-clavulanate | 4 | 3 | blaTEM-1B (3) |
| Chloramphenicol | 1 | 3 | catA1, cmlA1, cml (1) |
| catA1 (2) | |||
| Kanamycin | 1 | 2 | aph(3')-Ia (2) |
| Streptomycin | 15 | 15 | straA, staB (8) |
| strA, strB, aadA1 (4) | |||
| strA, strB, aadA1, aadA2 (1) | |||
| aadA12 (2) | |||
| Tetracycline | 13 | 13 | tet(A) (9) |
| tet(B) (4) | |||
| Trimethoprim-sulfamethoxazole | 5 | 5 | sul1, sul2, dfrA1 (4) |
| sul1, sul3, dfrA1 (1) | |||
| Nalidixic acid | 3 | NT | |
| Sulfamethoxazole | NT | 10 | sul1 (2) |
| sul2 (8) | |||
| Macrolide | NT | 2 | mph(B) (2) |
a
n = 16. NT, not tested.