TABLE II.
Assessment of sensitivity to pain threshold. Chronically stressed rats regardless of whether they were injected with vehicle or metyrapone showed a tendency for greater sensitivity to footshock, as assessed by flinch, compared to controls (main effect of Treatment, F(1, 28) = 3.87, p = 0.06). In contrast, no significant effect for jump was revealed. Data are represented by means±S.E.M. and values represent mA
Flinch | Jump | |
---|---|---|
Control+vehicle | 0.048±0.005* | 0.072±0.003 |
Control+metyrapone | 0.046±0.002* | 0.076±0.001 |
Stress+vehicle | 0.042±0.004 | 0.067±0.005 |
Stress+metyrapone | 0.039±0.003 | 0.069±0.004 |
p = 0.06, controls (vehicle+metyrapone) compared to stressed rats (vehicle+metyrapone). Subjects/group=8.