Figure 3From: 5-methoxyindole metabolites of L-tryptophan: control of COX-2 expression, inflammation and tumorigenesisMajor pathways of melatonin catabolism. CYP denotes cytochrome p450 1A2, 1A1, 1B1; MPO, myeloperoxidase; IDO, indoleamine 2, 3-dioxygenase.Back to article page