TABLE 1.
Antibiotic resistance transfer profiles and RE digest patterns for resistance plasmids from E. coli isolates
| Resistance pattern | No. of isolates | Pheno-type trans-ferreda | Plasmid (MDa) | No. of isolates with RE digest profileb:
|
|||
|---|---|---|---|---|---|---|---|
| 4 | 6 | 10 | 12 | ||||
| Isolates from children (n = 36) | |||||||
| Am Tm Su Te | 14 | Am Tm Su | 100 | 6 | 3 | 4 | 1 |
| Am Tm Su Te | 2 | Am Te | 110 | 2 | 0 | 0 | 0 |
| Am Cm Te | 8 | Am Cm | 60 | 3 | 3 | 2 | 0 |
| Am Te | 12 | Te | 100 | 8 | 4 | 0 | 0 |
| Isolates from chickens (n = 24) | |||||||
| Am Tm Su Te | 2 | Am Tm Su | 60 | 1 | 1 | 0 | 0 |
| Am Te | 3 | Te | 100 | 0 | 0 | 3 | 0 |
| Te | 19 | Te | 100 | 0 | 19 | 0 | 0 |
a
Am, ampicillin; Cm, chloramphenicol; Su, sulphamethoxazole; Te, tetracycline; Tm, trimethoprim.
b
Profile designations indicate number of fragments.