while no beta-alanine was found in the control group or in pretreatment samples of the 6-azurd-ta and 6-azurd-ta + pyridoxine treated animals , high concentrations of this amino acid ( 191.0 +/- 91.6 , 220.2 +/- 116.3 , 103.2 +/- 64.4 nmol/ml ) were found on the fourth and seventh days of 6-azurd-ta treatment with daily doses of 1.0 g/kg and 0.5 g/kg b.w . respectively .
C0000392
beta-alanine
C0002520
amino acid