Figure 4

Hippocampal CA1 GR immunoreactivity.
An image taken at objective magnification of 4x is shown (A). The two-way ANOVA test was used to detect group differences at different ages between the two groups (B). The LSD post-hoc test was used to detect group differences at each age. Data are expressed as the mean ± SEM. **P < 0.01 for Needle vs. Tactile (n = 6).