Research Article
The Metabolomic Rationale for Treating Perimenopausal Syndrome as Kidney Deficiency
Table 3
Estrogen (E2) concentrations.
| Rats | E2 (pg/mL) |
| 6 months old | 6.9 ± 1.1 | Perimenopausal | 4.9 ± 0.6 | Yougui-treated | 3.8 ± 0.5 | Zuogui-treated | 4.3 ± 0.6 |
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