aspartic acid

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aspartic acid

 [ah-spahr´tik]
a dibasic amino acid, one of the nonessential amino acids, widely distributed in proteins and found as an excitatory neurotransmitter in the central nervous system.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

as·par·tic ac·id (Asp),

(as-par'tik as'id),
The l-isomer is one of the amino acids occurring naturally in proteins. The d-isomer is found in cell walls of many bacteria.
Farlex Partner Medical Dictionary © Farlex 2012

aspartic acid

(ə-spär′tĭk)
n.
A nonessential amino acid, C4H7NO4, found especially in young sugarcane and sugar-beet molasses.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

as·par·tic ac·id

(Asp) (as-pahr'tik as'id)
The l-isomer is one of the amino acids occurring in proteins.
Synonym(s): alpha (α)-aminosuccinic acid.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

aspartic acid

An AMINO ACID which the body can synthesise. It is found in sugar cane and sugar beet and in asparagus.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
Aspartic acidclick for a larger image
Fig. 53 Aspartic acid . Molecular structure.

aspartic acid or aspartate (D, Asp)

one of 20 AMINO ACIDS common in proteins. It has an extra carboxyl group and is therefore acidic in solution. The ISOELECTRIC POINT of aspartic acid is 2.8.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
Any excess aldehyde groups were blocked with 50 mmol/L each of L-glutamic acid and L-aspartic acid (Sigma Chemicals), the covalent linkage was reduced with 25 mmol/L sodium cyanoborohydride, NaCNBH3 (Sigma Chemicals), for 30 min, and the particle conjugate was centrifuged for 20 min at 20 8008 at 10 [degrees]C.
Japanese Company Develops L-aspartic Acid Manufacturing Method
By heating L-aspartic acid into long-chain molecules, then adding water and sodium hydroxide, Donlar now cooks up biodegradable polyaspartate.
Common carrier system for the uptake of L-arginine, L-aspartic acid, L-histidine, L-leucine, and L-phenylalanine.
Aspartame is made by combining two naturally occurring amino acids (L-aspartic acid and methyl ester of phenylalanine).