Fig. 2. Plasma essential amino acid concentrations of female subjects. Bars with a different letter or different letters in the same amino acid indicate significant difference (a>b) by Duncan’s multiple range test (p<0.05). Abbreviations: Val=valine, Ile=isoleucine, Leu=leucine, Lys=lysine, Met=methionine, Phe=phenylalanine, Thr=threonine, Trp=tryptophan, His=histidine.