Table 2 Effects of chemical lesion of the DRN or MRN raphe nuclei on neurotransmitters concentrations (ng/mg tissue) (Mean ± S.E.M.)

Control

11

1.48 ± 0.08

0.37 ± 0.14

1.05 ± 0.07

0.35 ± 0.06

Sham DRN

11

1.44 ± 0.09

0.32 ± 0.01

1.10 ± 0.07

0.34 ± 0.05

Lesion DRN

12

1.38 ± 0.18

0.33 ± 0.15

1.33 ± 0.14

0.35 ± 0.04

Sham MRN

6

1.36 ± 0.17

0.28 ± 0.05

1.37 ± 0.13

0.43 ± 0.09

Lesion MRN

6

1.47 ± 0.11

0.31 ± 0.06

1.16 ± 0.17

0.40 ± 0.09

Control

10

1.77 ± 0.09

0.14 ± 0.03

1.63 ± 0.09

0.17 ± 0.02

Sham DRN

16

1.62 ± 0.09

0.11 ± 0.03

1.71 ± 0.08

0.14 ± 0.02

Lesion DRN

14

1.71 ± 0.13

0.12 ± 0.01

1.65 ± 0.14

0.18 ± 0.01

Sham MRN

6

1.90 ± 0.08

0.09 ± 0.07

1.83 ± 0.12

0.21 ± 0.03

Lesion MRN

11

1.67 ± 0.14

0.08 ± 0.08

1.63 ± 0.13

0.16 ± 0.02