Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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