in particular , the branched chain amino acids ( valine , iso-leucine , leucine ) and alanine were markedly reduced , whereas the s-containing amino acids ( taurine , cystine , methionine ) and the aromatic ( phenylalanine , tyrosine , trytophan , histidine ) and glutamine/glutamate were increased , unchanged or only moderately reduced .
C0002521
branched chain amino acids
C0042285
valine