Medical Dictionary

alanine aminotransferase

noun
variants: or alanine transaminase

medical Definition of alanine aminotransferase

: an enzyme which promotes transfer of an amino group from glutamic acid to pyruvic acid and which when present in abnormally high levels in the blood is a diagnostic indication of liver disease or damage
  • The concentrations of some of these enzymes, such as the readily measured alanine aminotransferase, are frequently elevated in the blood of patients with active hepatitis.
  • —Thomas H. Maugh IIScience28 Nov. 1980
abbreviation ALT called also glutamic-pyruvic transaminase

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