Table 5 Antibiotic resistance of biofilm and planktonic cells of SC-57 and SC-532

Antibiotic

Cells

MIC/MBEC^a (μg/mL)

Interpretation^b

MIC/MBEC^a (μg/mL)

Interpretation^b

Oxacillin

Planktonic

8

R

2

R

Biofilm

16

R

4

R

Amikacin

Planktonic

64

R

64

R

Biofilm

>256

R

>256

R

Vancomycin

Planktonic

0.25

S

0.5

S

Biofilm

0.5

S

2

S

Erythromycin

Planktonic

0.25

S

0.25

S

Biofilm

>1024

R

32

R

Trimethoprim

Planktonic

64

R

16

R

Biofilm

128

R

32

R

Ciprofloxacin

Planktonic

8

R

0.5

S

Biofilm

32

R

0.5

S

Chloramphenicol

Planktonic

32

R

4

S

Biofilm

32

R

8

S

Linezolid

Planktonic

1

S

1

S

Biofilm

2

S

8

R