Patent ID: 6174730
Filing Date: 2001-01-16
Classification: A61K,Y10S

Abstract:
A method of evaluating hepatic operation, comprising (1) administering to a subject an aromatic amino acid, methionine, alanine, fructose or galactose labeled with .sup.13 C at least at one position before a hepatic operation; (2) measuring .sup.13 C levels in the exhaled CO.sub.2 after the administration; (3) administering to a subject an aromatic amino acid, methionine, alanine, fructose or galactose labeled with .sup.13 C at least at one position after the hepatic operation; (4) measuring 13C levels in the exhaled CO.sub.2 after the administration; and (5) comparing the degrees of increase of the .sup.13 C levels measured before and after the hepatic operation.