Figure 3From: CYP450 phenotyping and accurate mass identification of metabolites of the 8-aminoquinoline, anti-malarial drug primaquinePutative pathway to observed MAO-A mediated metabolites. The PQ alcohol (m/z 261.2) is formed via formic acid mediated reduction of the aldehyde, whereas the m/z 243.1 is formed by aldehyde ring closure followed by formic acid reduction.Back to article page