the character of nutrition , the degree of its adequacy according to retinol , tocopherol , ascorbic acid and essential amino acids ( lysine , methionine , and threonine ) determined not only the activity of transport atpases and the phospholipid content of sarcoplasmic reticulum membranes but also the features of the toxic effects of hydrogen fluoride and phosphine .
C0002525
essential amino acids
C0040005
threonine