Exogenous amino acids stimulate human muscle anabolism without interfering with the response to mixed meal ingestion.
Paddon-Jones D, Sheffield-Moore M, Aarsland A, Wolfe RR, Ferrando AA. Exogenous amino acids stimulate human muscle anabolism without interfering with the response to mixed meal ingestion. Am J Physiol Endocrinol Metab. 2005 Apr; 288(4):E761-7.