Table 2.
Linearity, LOD and LOQ of the validated method.
| Analyte | Linearity (r2) | LOD (ng/mL) | LOQ (ng/mL) |
|---|---|---|---|
| Neopterin | 0.998 | 0.20 | 1.00 |
| Tryptophan | 0.996 | 0.30 | 1.00 |
| Kynurenine | 0.995 | 0.20 | 1.00 |
| Kynurenic acid | 0.994 | 0.20 | 0.75 |
| 3-hydroxykynurenine | 0.996 | 0.30 | 2.00 |
| Xanthurenic acid | 0.988 | 0.30 | 1.00 |
| Anthranilic acid | 0.990 | 0.25 | 1.00 |
| 3-hydroxyanthranilic acid | 0.993 | 0.50 | 2.00 |
| Quinolinic acid | 0.992 | 0.20 | 0.75 |
| Picolinic acid | 0.997 | 0.30 | 2.00 |
| Arginine | 0.990 | 0.30 | 1.50 |
| Citrulline | 0.992 | 0.20 | 1.00 |
| Methylhistamine | 0.993 | 0.75 | 3.00 |