Table 2.
Effects of high-dose hydrocortisone, saline or RU486 early post-exposure on Iba-1 positive cell counts in hippocampal subregions. Results displayed as mean ± S.E.M. NS = Not significant.
| Sham-PSS N = 10 I |
PSS + Saline N = 16 II |
PSS + Hydrocortisone N = 16 III |
PSS + RU486 N = 14 IV |
Statistics | |
|---|---|---|---|---|---|
| CA1: Number of branches 1 Branches Length 2 Soma Area 3 |
12.9 ± 1.0 185.85 ± 13.1 28.9 ± 1.7 |
7.8 ± 1.0 111.6 ± 11.9 35.3 ± 2.0 |
14.2 ± 0.7 190.4 ± 9.2 30.4 ± 1.4 |
8.4 ± 0.7 104.7 ± 5.2 36.1 ± 2.3 |
I, III ≠ II, IV I, III ≠ II, Iv I ≠ IV |
| CA3: Number of branches 4 Branches Length 5 Soma Area 6 |
17.1 ± 2.0 204.9 ± 19.5 30.5 ± 1.4 |
9.0 ± 1.0 124.6 ± 14.9 37.4 ± 2.0 |
17.0 ± 1.1 248.6 ± 10.9 30.7 ± 1.4 |
10 ± 1.0 125.5 ± 10.6 40.8 ± 2.1 |
I, III ≠ II, Iv I, III ≠ II, IV III≠II, IV; ≠IV |
| DG: Number of branches 7 Branches Length 8 Soma Area 9 |
22.1 ± 1.7 254.5 ± 16.1 27.8 ± 2.8 |
12.3 ± 1.6 153.9 ± 18.0 33.5 ± 2.9 |
18.6 ± 1.7 232.4 ± 18.1 26.1 ± 1.7 |
13.4 ± 1.3 140.7 ± 7.6 35.5 ± 2.9 |
I ≠ II, IV; II ≠ III I, III ≠ II, IV III ≠ IV |
1 F(3, 52) = 14.4, p < 0.0001; 2 F(3, 52) = 21.0, p < 0.0001; 3 F(3, 52) = 3.3, p < 0.03; 4 F(3, 52) = 13.8, p < 0.0001; 5 F(3, 52) = 24.8, p < 0.0001; 6 F(3, 52) = 7.5, p < 0.0003; 7 F(3, 52) = 8.0, p < 0.0003; 8 F(3, 52) = 11.4, p < 0.0001; 9 F(3, 52) = 3.0, p < 0.04.