Table 1.
Precursor-product ion pairs of CYP-specific metabolites for multiple reaction monitoring detection.
P450 isozyme | Metabolites monitored | Precursor ion | Product ion |
---|---|---|---|
CYP 1A2 | Acetaminophen | 152.1 | 110.1 |
CYP 2A6 | 7-OH-coumarin | 162.9 | 106.9 |
CYP 2C8 | 6-OH-paclitaxel | 870.4 | 286.1 |
CYP 2C9 | 4-OH-diclofenac | 312.2 | 230.9 |
CYP 2C19 | 4-OH-mephenytoin | 235.0 | 150.1 |
CYP 2D6 | Dextrorphan | 258.3 | 157.1 |
CYP 3A4 | 1-OH-midazolam | 343.1 | 325.1 |
Internal standard | Terfenadine | 472.4 | 436.4 |