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Results 1 - 1 of 1 for ALANINE OR ARGININE OR ASPARTIC ACID OR glutamine ACID OR GLYCINE OR HISTIDINE OR ISOLEUCINE OR LEUCINE OR LYSINE OR METHIONINE OR "N-acetyl tyrosine" OR PHENYLALANINE OR PROLINE OR SERINE OR THREONINE OR TRYPTOPHAN OR VALINE
  1. ... The test is performed by administering the amino acid arginine in a vein to raise hGH levels. The ...