Table 3.
Phenotypic Antibiotic-Resistance of Bacterial Isolates Carrying Single-Type versus Combined-Types ESBLa Genes
| ESBL Gene | Isolates | Susceptibilities to β-Lactam Antibioticsb | |||||
|---|---|---|---|---|---|---|---|
| AMC-Clav | CL | CXM | CRO | FEP | IMP | ||
| bla-KPC | UJ 15 | R | R | R | R | R | R |
| UJ 21 | R | R | R | R | R | S | |
| UJ 27, C1 | R | R | R | R | R | R | |
| UJ 38 | R | R | R | R | S | S | |
| UJ 45, C1 | R | R | R | R | R | R | |
| UJ 66, C1 | R | R | R | R | R | R | |
| UJ 94 | R | R | R | R | R | S | |
| UJ 123 | R | R | R | R | R | R | |
| bla-VIM + bla-KPC | UJ62 | R | R | R | R | R | R |
| bla-IMP | UJ 34 | R | R | R | R | R | S |
| UJ 69, C1 | R | R | R | R | R | R | |
| UJ 70 | R | R | R | S | R | R | |
| UJ 95 | S | R | S | R | S | S | |
| bla-VIM + bla-IMP | UJ 59 | R | R | R | R | R | R |
| bla-NDM-1+ bla-IMP | UJ 40, C1 | R | R | R | R | R | R |
| bla-VIM | UJ 39 | R | R | R | R | R | R |
| UJ 75 | R | R | R | R | R | R | |
| UJ 76, C1 | R | R | R | R | R | R | |
| UJ 119 | R | R | R | R | R | R | |
| bla-NDM-1 | UJ 20 | R | R | R | R | R | S |
| UJ 29 | R | R | R | R | R | R | |
| UJ 49 | R | R | R | R | R | R | |
| UJ 73 | R | R | R | R | R | R | |
| UJ 78, C2 | R | R | R | R | R | R | |
| UJ 90 | R | R | R | R | R | R | |
| UJ 92 | R | R | R | R | R | R | |
| bla-VIM + bla-NDM-1 | UJ 48 | R | R | R | R | R | R |
| UJ 87, C1 | R | R | R | R | R | R | |
| UJ 87, C2 | R | R | R | R | R | S | |
| UJ 88 | R | R | R | R | R | R | |
| UJ 105 | R | R | R | R | R | S | |
Notes: aESBL, extended spectrum β-lactamase; bS, susceptible; R, resistant; AMC-Clav, amoxycillin with clavulanic acid, 30 µg; CL, cephalexin, a first generation cephalosporin antibiotic, 30 µg; CXM, cefuroxime sodium, a second generation cephalosporin antibiotic, 30 µg; CRO, ceftriaxone, a third generation cephalosporin antibiotic, 30 µg; FEP, cefepime, a fourth generation cephalosporin antibiotic, 30 µg; IMP, imipenem, a carbapenem antibiotic, 10 µg.