Test compound

24-h IC₅₀^a

MIC^b

24-h IC₅₀ RDCF^c

MIC RDCF^c

Florfenicol

0.81 (0.06)

0.36 (0)

2a

0.82 (0.06)

2.94 (0)

1.03 (0.01)

7.67 (0.5)

2b

0.8 (0)

2.66 (0)

1.0 (0.07)

7.39 (0)

2c

0.87 (0.04)

2.94 (0)

1.08 (0.1)

8.17 (0)

2d

1.37 (0.2)

21.45 (17.55)

1.72 (0.36)

59.58 (48.75)

3a

13.65 (1.05)

21.0 (0)

17.13 (2.48)

58.33 (0)

3b

53.9 (4.9)

107.8 (88.2)

66.85 (1.52)

299.44 (245.0)

3c

56.7 (2.1)

21.0 (0)

70.59 (2.21)

58.33 (0)

3d

41.28 (0)

25.8 (0)

51.52 (3.52)

71.67 (0)

1a

>378.0

>378.0

nd

nd

1b

0.96 (0.02)

3.36 (0)

1.19 (0.1)

9.33 (0)

1c

1.87 (0.02)

3.78 (0)

2.34 (0.19)

10.5 (0)

1d

>552.0

>552.0

nd

nd

2e

28.2 (0.19)

20.82 (17.03)

57.48 (7.67)

57.84 (47.31)

2f

>602.9

>602.9

nd

nd

phloroglucinol

>126.0

>126.0

nd

nd