The balance between two tryptophan metabolites in urine: kynurenic acid, which protects nerve cells, and quinolinic acid, which is toxic to them in excess. A low ratio suggests inflammation is steering tryptophan toward quinolinic acid.
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Panels containing Kynurenic / Quinolinic Ratio
Kynurenic / Quinolinic Ratio is included in these pre-built panels.