
Keywords: BSA; bovine serum albumin; EGTA; ethylene glycol tetraacetic acid; ELISA; enzyme-linked immunosorbent assay; KATS; kynurenine aminotransferases; KLH; keyhole limpet hemocyanin; KMO; kynurenine monooxygenase; KPM; kynurenine pathway metabolites; KYNA; kynu