arginine

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Related to arginine deaminase test: arginine deiminase, arginine dihydrolase test

arginine

 (Arg) (R) [ahr´jĭ-nēn]
a nonessential amino acid that occurs in proteins and is involved in the urea cycle and in the synthesis of creatine. Preparations of the base or the glutamate or hydrochloride salt are used in the treatment of hyperammonemia and in the assessment of pituitary function.

ar·gi·nine (Arg),

(ar'ji-nēn),
An amino acid occurring among the hydrolysis products of proteins, particularly abundant in the basic proteins such as histones and protamines. A dibasic amino acid.

arginine

(är′jə-nēn′)
n.
An amino acid, C6H14N4O2, obtained from the hydrolysis or digestion of plant and animal protein.

arginine

Biochemistry
A facultatively essential amino acid that contains a guanido group with a pKa > 12, which carries a positive charge at physiological pH; it becomes an essential amino acid when the body is under stress or injured.

Sources
Food—turkey, chicken and other meats.
 
Fringe medicine
An amino acid believed to decrease cancer risk, and given as a nutritional supplement; arginine stimulates sperm motility.

arginine

Biochemistry A 'facultatively' essential amino acid that contains a guanido group with a pKa > 12, which carries a positive charge at physiological pH; it becomes an essential amino acid when the body is under stress or injured Sources Turkey, chicken and other meats. See Unproven methods for cancer management.

ar·gi·nine

(ahr'ji-nēn)
One of the amino acids occurring among the hydrolysis products of proteins, particularly abundant in the basic proteins such as histones and protamines. A dibasic amino acid.
Arginineclick for a larger image
Fig. 46 Arginine . Molecular structure.

arginine (R, Arg)

one of 20 AMINO ACIDS common in proteins. It has an extra basic group, and is alkaline in solution. The ISOELECTRIC POINT of arginine is 10.8. See Fig. 46 .

ar·gi·nine

(ahr'ji-nēn)
An amino acid occurring among the hydrolysis products of proteins, particularly abundant in the basic proteins.