aspartate aminotransferase

noun
variants: also aspartate transaminase

Medical Definition of aspartate aminotransferase

: an enzyme that promotes transfer of an amino group from glutamic acid to oxaloacetic acid and that when present in abnormally high levels in the blood is a diagnostic indication of heart attack or liver disease Mildly to moderately elevated serum levels of aspartate aminotransferase, alanine aminotransferase, or both are the most common and often the only laboratory abnormality found in patients with nonalcoholic fatty liver disease.— Paul Angulo, The New England Journal of Medicine, 18 Apr. 2002 Liver function tests, including prothrombin time, were normal except for aspartate transaminase of 129 U/L.— Ruiyong Yuan et al., The Journal of the American Medical Association, 16 Jan. 2002 abbreviation AST

called also glutamic-oxaloacetic transaminase

Comments on aspartate aminotransferase

What made you want to look up aspartate aminotransferase? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

an enemy or opponent

Get Word of the Day daily email!

Test Your Vocabulary

Name That Thing: Animal Edition

  • alt 5a023732e6f75
  • Name that animal:
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!