Non-enzymatic hydroxylation of kynurenic acid to 6-hydroxykynurenic acid.
D055598:Chemical Phenomena; D002621:Chemistry; D002854:Chromatography, Paper; D006801:Humans; D007736:Kynurenic Acid / Q000652:urine; D011804:Quinolines / Q000652:urine
D011804:Quinolines; D007736:Kynurenic Acid