Essential amino acids are primarily responsible for the amino acid stimulation of muscle protein anabolism in healthy elderly adults.
Volpi E, Kobayashi H, Sheffield-Moore M, Mittendorfer B, Wolfe RR. Essential amino acids are primarily responsible for the amino acid stimulation of muscle protein anabolism in healthy elderly adults. Am J Clin Nutr. 2003 Aug; 78(2):250-8.