we have measured the amounts of different molecular forms of gamma-glutamyltransferase ( ec 2.3.2.2 ) , leucine aminopeptidase ( ec 3.4.11.2 ) , and alkaline phosphatase ( ec 3.1.3.1 ) in serum of patients with different types of liver disease .
C0020289
ec
C0002059
alkaline phosphatase