Cardin de' Stefani E, Cristina Costa
Abstract
Tryptophan metabolism "via kynurenine" is altered in lues: after a load of 50 mg/Kg b.w. of L-tryptophan the urinary excretion of kynurenine, 3-hydroxykynurenine and xanthurenic acid is increased, suggesting a deficiency of vitamin B6.
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Tryptophan metabolism "via kynurenine" is altered in lues: after a load of 50 mg/Kg b.w. of L-tryptophan the urinary excretion of kynurenine, 3-hydroxykynurenine and xanthurenic acid is increased, suggesting a deficiency of vitamin B6.
Key concepts: Xanthurenic acid, Kynurenine, Tryptophan Metabolism, Tryptophan, Excretion, Metabolism, Kynurenine pathway, Vitamin b6