alanine aminotransferase (ALT)
units per liter (U/L)

Name alanine aminotransferase
Abbreviation ALT
Is Categorical? False
Tissue(s) blood, liver
Group(s) enzymes
Description Alanine transaminase (ALT) is a transaminase enzyme (EC 2.6.1.2). ALT is found
in plasma and in various body tissues, but is most common in the liver. It
catalyzes the two parts of the alanine cycle. Serum ALT level, serum AST
(aspartate transaminase) lev
Protocol Not Specified




Associated MP Terms
  • MP:0001573 - abnormal circulating alanine transaminase level
  • MP:0002941 - increased circulating alanine transaminase level
  • MP:0002942 - decreased circulating alanine transaminase level