Table 1.
Mean integrated densities/100 (1 SEM/100) of c-fos mRNA expression following 30 min of 90 dB noise stress.
| Control |
Stress |
|||
|---|---|---|---|---|
| Region | Male | Female | Male | Female |
| Forebrain and cortical areas: | ||||
| Prelimbic cortex | 51.7 (19.0) | 49.0 (13.7) | 407.7 (77.7) | 391.0 (64.3) |
| Infralimbic cortex | 23.3 (6.7) | 23.8 (5.8) | 237.4 (36.8) | 186.1 (29.5) |
| BST anteroventral | 2.4 (1.6) | 1.0 (0.5) | 101.1 (39.1) | 95.9 (33.8) |
| Lateral Septum | 1.3 (0.2) | 2.3 (1.3) | 250.6 (42.2) | 209.2 (57.1) |
| Primary auditory cortex | 129.4 (82.2) | 90.3 (24.3) | 1017.1 (116.5) | 1016.5 (75.2) |
| Preoptic and hypothalamic areas: | ||||
| Medial preoptic area | 3.0 (1.5) | 6.3 (1.7) | 103.6 (31.5) | 93.9 (26.3) |
| Dorsomedial nucleus | 3.7 (1.8) | 3.2 (0.8) | 117.4 (17.5) | 87.4 (22.5) |
| Paraventricular nucleus | 9.4 (3.0) | 10.9 (3.1) | 199.6 (28.6) | 154.3 (28.1) |
| Amygdala: | ||||
| Basolateral nucleus | 0.9 (0.2) | 1.6 (0.6) | 2.2 (0.5) | 2.2 (0.3) |
| Medial nucleus | 3.6 (0.9) | 2.5 (1.0) | 13.0 (2.1) | 10.3 (2.4) |
| Thalamic and brainstem nuclei: | ||||
| Medial geniculate nucleus | 29.1 (16.4) | 21.4 (2.8) | 260.8 (40.1) | 233.0 (15.5) |
| Inferior colliculli | 42.8 (17.1) | 95.6 (54.7) | 309.2 (97.7) | 429.0 (115.2) |
| Ventral cochlear nucleus | 4.2 (1.0) | 4.2 (1.4) | 158.3 (42.1) | 181.5 (39.9) |
There was a significant main effect of stress (p’s<0.01), but no significant effect of sex, or significant sex by stress interactions (p’s>0.01) in all regions examined.