[Value of tryptophan saturation test in the diagnosis of pyridoxine deficiency in man].
D001826:Body Fluids; D006801:Humans; D008297:Male; D014364:Tryptophan / Q000494:pharmacology*; D026681:Vitamin B 6 Deficiency / Q000175:diagnosis*; D014977:Xanthurenates / Q000652:urine*
D014977:Xanthurenates; D014364:Tryptophan
TRYPTOPHAN/pharmacology; VITAMIN B 6 DEFICIENCY/diagnosis; XANTHURENATES/urine