oxaloacetic acid

oxaloacetic acid

[ok-suh-loh-uh-see-tik, ok-, ok-sal-oh-, -sal-]
noun Biochemistry.
a crystalline organic acid, C 4 H 4 O 5 , that is an important intermediate in the Krebs cycle, where it is formed by the oxidation of malic acid and is acetylated to form citric acid: also a product of transamination reactions of aspartic acid.

Origin:
1895–1900; oxal(ic) + -o- + acetic acid

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Medical Dictionary

oxaloacetic acid ox·a·lo·a·ce·tic acid (ŏk'sā-lō-ə-sē'tĭk, ŏk-sāl'ō-) or ox·al·a·ce·tic acid (ŏk-sěl'ə-sē'tĭk, ŏk'sə-lə-)
n.
A colorless crystalline dicarboxylic acid that is formed by oxidation of malic acid in the Krebs cycle and by transamination from aspartic acid. It is important in the metabolism of carbohydrates and in the synthesis of amino acids.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
oxaloacetic acid (ŏk'sə-lō-ə-sē'tĭk, ŏk-sāl'ō-) or oxalacetic acid   (ŏk'sə-lō-ə-sē'tĭk, ŏk-sāl'ō-)  Pronunciation Key 
A colorless crystalline organic acid that is formed by oxidation of malic acid in the Krebs cycle and by transamination from aspartic acid. It is important as an intermediate in the metabolism of carbohydrates and a precursor in the synthesis of amino acids. Chemical formula: C4H4O5.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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