Table 1 Antibiotic susceptibilities of S. maltophilia KJ, KJΔPhoPQ, and KJΔPhoPQ (pPhoPQ)

 Ceftazidime

256

64

16

256

 Ticarcillin-clavulanate

128

16

8

128

 Ciprofloxacin

1

0.25

0.125

1

 Levofloxacin

1

0.125

0.125

1

 Nalidixic acid

8

2

2

8

 Kanamycin

256

4

4

128

 Tobramycin

256

4

4

128

 Erythromycin

64

16

8

64

 Leucomycin

256

32

32

256

Chloramphenicol

8

2

2

8

Sulfamethoxazole/trimethoprim

2

0.5

0.25

2