| 释义 |
leucine Chem.|ˈl(j)uːsiːn|
Also † leucin.
[a. F. leucine (H. Braconnot 1820, in Ann. de Chim. et de Physique XIII. 119), f. Gr. λευκ-ός white + -ine5.]
A white crystalline substance, known also as amido-caproic acid (C6H13NO2), one of the principal products of the decomposition of nitrogenous matter: an amino-acid that is one of the principal constituents of proteins.
1826Henry Elem. Chem. II. 395 A peculiar white matter, called by Braconnot leucine. 1847–9Todd Cycl. Anat. IV. 164/2 Leucin..is a crystalline substance closely resembling cholesterine in appearance. 1885I. Remsen Org. Chem. (1888) 194 Leucine is found very widely distributed in the animal kingdom, as in the spleen, pancreas, and brain.
attrib.1896Allbutt's Syst. Med. I. 177 Microscopic examination..might shew..leucin balls. |