Table 1 Mean fold changes (± standard error of the mean) for genes within each functional gene group following exposure to either chlortetracycline at 32 µg/ml or florfenicol at 16 µg/ml for 30 min

4.8 ± 0.7

5.6 ± 0.9

13.2 ± 2.4

10.6 ± 1.9

4.3 ± 0.5

3.9 ± 0.5

7.1 ± 0.8

3.8 ± 0.3

1.9 ± 0.9

1.1 ± 0.9

3.2 ± 1.5

2.8 ± 1.7

1.6 ± 0.7

0.7 ± 0.6

1.5 ± 0.8

0.9 ± 0.7

− 10.3 ± 1.4

− 7.5 ± 1.0

− 10.6 ± 1.4

− 9.2 ± 1.0

− 10.9 ± 1.4

− 7.9 ± 1.1

− 9.3 ± 1.3

− 4.2 ± 0.4

0.6 ± 0.3

0.8 ± 0.4

1.0 ± 0.4

1.2 ± 0.5

0.3 ± 0.4

0.6 ± 0.4

0.5 ± 0.4

0.6 ± 0.4

1.4 ± 0.4

2.3 ± 0.4

13.7 ± 1.9

10.9 ± 1.1

0.1 ± 0.5

0.5 ± 0.4

6.5 ± 0.9

4.5 ± 0.5

5.4 ± 0.8

5.6 ± 1.0

16.7 ± 3.3

12.3 ± 2.3

3.6 ± 0.7

4.3 ± 0.7

9.6 ± 2.0

4.5 ± 0.7

15.8 ± 11.9

7.8 ± 4.0

23.6 ± 17.8

23.1 ± 15.9

9.9 ± 7.4

3.4 ± 1.8

11.9 ± 8.1

11.5 ± 8.5

− 0.2 ± 0.7

0.7 ± 0.7

14.6 ± 5.9

14.3 ± 4.0

− 1.3 ± 1.1

− 3.0 ± 1.5

2.0 ± 0.3

1.5 ± 0.1

3.6 ± 2.9

2.2 ± 3.6

20.2 ± 12.9

9.8 ± 8.2

2.9 ± 3.0

1.2 ± 3.2

6.9 ± 5.5

2.6 ± 1.9