Table 2.
Levels of P4 (top) and DHP (bottom) in the midbrain, hippocampus, striatum, and cortex of ovariectomized rats administered subcutaneous (SC) vehicle+Intra-VTA vehicle, SC E2+ Intra-VTA vehicle, SC vehicle+Intra-VTA 3α,5α-THP, or SC E2+Intra-VTA 3α,5α-THP
| Experimental condition | Central concentrations |
|||
|---|---|---|---|---|
| Midbrain | Hippocampus | Striatum | Cortex | |
| P4 (ng/g) | ||||
| SC vehicle+Intra-VTA vehicle | 2.1±0.2 | 1.3±0.2 | 1.6±0.2 | 1.3±0.2 |
| SC E2+Intra-VTA vehicle | 1.7±0.1 | 1.1±0.2 | 1.2±0.1 | 2.0±0.2 |
| SC vehicle+Intra-VTA 3α,5α-THP | 1.5±0.1 | 1.2±0.1 | 1.3±0.1 | 1.7±0.1 |
| SC E2+Intra-VTA 3α,5α-THP | 2.2±0.1 | 1.6±0.1 | 1.6±0.1 | 1.9±0.2 |
| DHP (ng/g) | ||||
| SC vehicle+Intra-VTA vehicle | 1.9±0.7 | 0.6±0.1 | 0.6±0.2 | 1.5±0.2 |
| SC E2+Intra-VTA vehicle | 2.6±0.9 | 1.8±0.9 | 1.8±0.4 | 0.9±0.1 |
| SC vehicle+Intra-VTA 3α,5α-THP | 2.3±0.6 | 0.5±0.1 | 1.0±0.7 | 1.4±0.5 |
| SC E2+Intra-VTA 3α,5α-THP | 1.3±0.3 | 1.9±0.8 | 0.8±0.2 | 1.5±0.9 |