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Precision of the intra- and inter-day measurements of Kyn and Trp (n=20).
| Substance | Intra-day, mol/l | RSD, % | Inter-day, mol/l | RSD, % |
|---|---|---|---|---|
| Kyn | 0.7301±0.0910 | 2.60 | 0.7415±0.0250 | 3.38 |
| Trp | 3.0280±0.0403 | 1.33 | 2.9184±0.1279 | 2.38 |
Values are expressed as mean ± SD. Kyn, kynurenine; Trp, tryptophan; RSD, relative standard deviation.
