Ornithine



[awr-nuh-theen] /ˈɔr nəˌθin/

noun, Biochemistry.
1.
an amino acid, H 2 N(CH 2) 3 CH(NH 2)COOH, obtained by the hydrolysis of arginine and occurring as an intermediate compound in the urea cycle of mammals.
/ˈɔːnɪˌθiːn/
noun
1.
an amino acid produced from arginine by hydrolysis: involved in the formation of urea in the liver; diaminopentanoic acid. Formula: NH2(CH2)3CHNH2COOH

ornithine or·ni·thine (ôr’nə-thēn’)
n.

Abbr. Orn An amino acid formed by the hydrolysis of arginine and important in the formation of urea.
ornithine
(ôr’nə-thēn’)
An amino acid not found in proteins, formed by hydrolyzing arginine and important in the formation of urea. Chemical formula: C5H12N2O2.

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