Definition of Leucine

1. Noun. A white crystalline amino acid occurring in proteins that is essential for nutrition; obtained by the hydrolysis of most dietary proteins.

Generic synonyms: Essential Amino Acid



Definition of Leucine

1. Noun. (amino acid) An essential amino acid, C6H13NO2, isomeric with isoleucine, found in most animal proteins; it is essential for growth in children. ¹

¹ Source: wiktionary.com

Definition of Leucine

1. an amino acid [n -S]

Medical Definition of Leucine

1. The most abundant amino acid found in proteins. Confers hydrophobicity and has a structural rather than a chemical role. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Leucine Pictures

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Lexicographical Neighbors of Leucine

leucadendron
leucadendrons
leucaemia
leucaniline
leucanilines
leucazolitmin
leucemia
leucemias
leucemic
leuch
leuchaemia
leuchen
leuchæmia
leucin
leucinal
leucine (current term)
leucine-induced hypoglycaemia
leucine-tRNA ligase
leucine acetyltransferase
leucine aminopeptidase
leucine dehydrogenase
leucine hypoglycaemia
leucine zipper
leucine zippers
leucines
leucinic
leucinol
leucinopine
leucinosis
leucins

Literary usage of Leucine

Below you will find example usage of this term as found in modern and/or classical literature:

1. Proceedings of the Society for Experimental Biology and Medicine (1903)
"Time after end of leucine or KH infusion. Value prior to endotoxin or sham injection ... cP < 0.01 compared to Sham-KH. leucine concentration at all times ..."

2. A Text-book of Physiological Chemistry: By John A. Mandel by Olof Hammarsten (1908)
"leucine is decomposed on heating, evolving carbon dioxide, ammonia, ... leucine crystallizes when pure in shining, white, very thin plates, usually forming ..."

3. A Text-book of Physiological Chemistry by Olof Hammarsten (1911)
"The di-leucine may be split into the two components by various means, especially by the preparation of the formyl combination.2 On oxidation the leucines ..."

4. A Dictionary of Chemistry and the Allied Branches of Other Sciences by Henry Watts (1871)
"leucine heated for some time with a sufficient quantity of nitric acid, is completely ... Chlorine gas passed to saturation into a solution of leucine in ..."

5. The Chemical Constitution of the Proteins by Robert Henry Aders Plimmer (1917)
"The copper salt of leucine is very insoluble, but the mixed copper salts are ... leucine and isoleucine were first separated by F. Ehrlich [1904] by the ..."

6. Practical physiological chemistry by Philip Bovier Hawk (1918)
"of pure leucine are reproduced in Fig. 28. It is rather easily soluble in water (46 ... On rapid heating to 29S°C., leucine decomposes with the formation of ..."

7. Elements of Chemistry: Theoretical and Practical by William Allen Miller (1867)
"leucine somewhat resembles cholesterin in appearance, and derives its name from ... When heated cautiously, leucine may be sublimed before it melts, ..."

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