[loo-seen, -sin] 
| a white, crystalline, water-soluble amino acid, C6H13NO2, obtained by the decomposition of proteins and made synthetically: essential in the nutrition of humans and animals. Abbreviation: Leu; Symbol: L |
| leu·cine (lōō'sēn') n. An essential amino acid, C4H9CH(NH2)COOH, obtained by the hydrolysis of protein by pancreatic enzymes during digestion and necessary for optimal growth in infants and children and for the maintenance of nitrogen balance in adults. [leuc(o)- + -ine2.] |
leucine leu·cine (l&oomacr;'sēn')
n.
Abbr. Leu
An essential amino acid derived from the hydrolysis of protein by pancreatic enzymes during digestion and necessary for optimal growth in infants and children and for the maintenance of nitrogen balance in adults.
sin