Table 1.

Antibiotic resistance transfer profiles and RE digest patterns for resistance plasmids fromE. coli isolates

Resistance patternNo. of isolatesPheno-type trans-ferredaPlasmid (MDa)No. of isolates with RE digest profileb:
461012
Isolates from children (n = 36)
 Am Tm Su Te14Am Tm Su1006341
 Am Tm Su Te2Am Te1102000
 Am Cm Te8Am Cm603320
 Am Te12Te1008400
Isolates from chickens (n = 24)
 Am Tm Su Te2Am Tm Su601100
 Am Te3Te1000030
 Te19Te10001900
  • a Am, ampicillin; Cm, chloramphenicol; Su, sulphamethoxazole; Te, tetracycline; Tm, trimethoprim.

  • b Profile designations indicate number of fragments.