essential amino acid
- an amino acid that is essential for normal growth and development but cannot be synthesized by the body. Essential amino acids are normally obtained from protein-rich foods in the diet, such as liver, eggs, and dairy products. There are nine essential amino acids: tryptophan, lysine, phenylalanine, histidine, threonine, valine, methionine, leucine, and isoleucine.
Medical dictionary. 2011.
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essential amino acid — n any of various alpha amino acids that are required for normal health and growth, are either not manufactured in the body or manufactured in insufficient quantities, are usu. supplied by dietary protein, and in humans include histidine,… … Medical dictionary
Essential amino acid — An essential amino acid or indispensable amino acid is an amino acid that cannot be synthesized de novo by the organism (usually referring to humans), and therefore must be supplied in the diet. Contents 1 Essentiality vs. conditional… … Wikipedia
essential amino acid — an amino acid that is essential for normal growth and development but cannot be synthesized by the body. Essential amino acids are normally obtained from protein rich foods in the diet, such as liver, eggs, and dairy products. There are nine… … The new mediacal dictionary
essential amino acid — noun an amino acid that is required by animals but that they cannot synthesize; must be supplied in the diet • Hypernyms: ↑amino acid, ↑aminoalkanoic acid • Hyponyms: ↑arginine, ↑histidine, ↑isoleucine, ↑leucine, ↑ … Useful english dictionary
essential amino acid — noun One of the naturally occurring amino acids that the human body cannot synthesize, and so must be provided by dietary protein. See Also: nonessential amino acid … Wiktionary
essential amino acid — Biochem. any amino acid that is required by an animal for growth but that cannot be synthesized by the animal s cells and must be supplied in the diet. [1935 40] * * * … Universalium
essential amino acid — essen′tial ami′no ac′id n. biochem. any amino acid that is required for life and growth but is not produced in the body, or is produced in insufficient amounts, and must be supplied by protein in the diet • Etymology: 1935–40 … From formal English to slang
essential amino acid — noun any amino acid which cannot be produced by the body, but must be supplied in the diet … Australian English dictionary
essential amino acid — An amino acid required for normal metabolism, but which cannot be synthesized by an organism. It therefore has to be supplied via feed or food … Glossary of Biotechnology
non-essential amino acid — pakeičiamoji aminorūgštis statusas T sritis chemija apibrėžtis Organizmo sintetinama aminorūgštis. atitikmenys: angl. dispensable amino acid; non essential amino acid; nonessential amino acid rus. заменимая аминокислота … Chemijos terminų aiškinamasis žodynas