TABLE 2.
Characteristics of selected multi-drug-resistant coliform bacteria isolated from cattle and humans in a farm environment
| Strain and isolate | Origin (date)a | Serotypeb | Resistance pattern3 | Plasmid size (kb) | Resistance genotype |
|---|---|---|---|---|---|
| E. coli | |||||
| F5-96 | Cow 129 | O100:H− | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrI sulI sulII |
| F10-96 | Cow 125 | O100:H− | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrI sulI sulII |
| F37-96 | Cow 124 | O100:H− | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrI sulI sulII |
| F1-96 | Human 1 (1996) | NDc | Tetr Strr | ND | ND |
| F2-97 | Human 1 (1997) | Oru:H+ | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrI sulI sulII |
| F14-96 | Human 3 (1996) | Oru:K1:H− | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrI sulI sulII |
| F15-97 | Human 3 (1997) | ND | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrI sulI sulII |
| F60-96 | Human 4 (vet 1) (1996) | O20:H+ | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrIsulI sulII |
| F14-97 | Human 4 (vet 1) (1997) | ND | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrI sulI sulII |
| F18-97 | Human 5 (vet 2) (1997) | ND | Ampr Tetr Strr Tmpr Sulr | 62, 6.5 | strAB sulII |
| F22-97 | Human 6 (vet 3) (1997) | ND | Ampr Tetr Strr Tmpr Sulr | 60, 8 | strAB sulII |
| C. freundii F20-96 | Human 3 (1996) | Ampr Tetr Strr Tmpr Sulr | 65 | tetB strAB dfrI sulI sulII |
a
The year of isolation is indicated when relevant. vet, veterinarian.
b
O, carbohydrate antigen; H, flagellar antigen; K, capsular antigen; Oru, O antigen could not be determined.
c
ND, not done.