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Limit of quantification of HT and its metabolites in plasma and urine. Results are expressed as mean (in mg/L) ± SEM.
| Plasma | Urine | |
|---|---|---|
| HT | 0.02 ± 0.01 | 0.01 ± 0.00 |
| Ole | 0.01 ± 0.00 | 0.01 ± 0.00 |
| HT-3-S | 0.05 ± 0.01 | 0.05 ± 0.00 |
| HVA | 0.08 ± 0.02 | 0.14 ± 0.08 |
| DOPAC | 0.25 ± 0.04 | 0.09 ± 0.03 |
| HT-3-G | 0.64 ± 0.22 | 0.05 ± 0.00 |
