essential amino acid

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essen′tial ami′no ac′id

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.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Noun1.essential amino acid - an amino acid that is required by animals but that they cannot synthesize; must be supplied in the diet
amino acid, aminoalkanoic acid - organic compounds containing an amino group and a carboxylic acid group; "proteins are composed of various proportions of about 20 common amino acids"
arginine - a bitter tasting amino acid found in proteins and necessary for nutrition; its absence from the diet leads to a reduced production of spermatozoa
histidine - an essential amino acid found in proteins that is important for the growth and repair of tissue
isoleucine - an essential amino acid found in proteins; isomeric with leucine
leucine - a white crystalline amino acid occurring in proteins that is essential for nutrition; obtained by the hydrolysis of most dietary proteins
lysine - an essential amino acid found in proteins; occurs especially in gelatin and casein
methionine - a crystalline amino acid containing sulfur; found in most proteins and essential for nutrition
phenylalanine - an essential amino acid found in proteins and needed for growth of children and for protein metabolism in children and adults; abundant in milk and eggs; it is normally converted to tyrosine in the human body
threonine - a colorless crystalline amino acid found in protein; occurs in the hydrolysates of certain proteins; an essential component of human nutrition
tryptophan, tryptophane - an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin
valine - an essential amino acid found in proteins; important for growth in children and nitrogen balance in adults
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
esenciální aminokyselina
References in periodicals archive ?
Request TOC of this Report- Lysine is one of the nine essential amino acid, an essential amino acid implies that it is not made by the human body or is made in a significantly low quantity.
tigridis, is an index for comparing the relative nutritional value of seafood oil.Leucine and lysine were the most important proportions of the essential amino acids, and tryptophane was the minor one.
Moreover, essential amino acids were present in silkworm meal with higher contents (g/100 g total amino acids) of lysine (7.52) and methionine (3.88), but was slightly deficient in tryptophan (1.70) (Table 3).
Essential amino acids are a group which our bodies cannot make, it can only be sourced through diet.
Oser, "Method for integrating essential amino acid content in the nutritional evaluation of protein," Journal of the American Dietetic Association, vol.
Convenient and delicious,Thriveis a complete meal that provides a good balance of nutrients, including an array of vitamins and minerals that can contribute to the reduction of tiredness and fatigue.Thrivealso contains nine essential amino acids, as well as minerals, dietary fibre, proteins and antioxidants to meet the demands of an active lifestyle.
(2005) collagen fibres present a reduced quantity of essential amino acid in their composition.
Maize ogi, though widely consumed, has poor nutritional quality due to deficiency in some essential amino acids including L-lysine, L-tryptophan, and L-methionine in maize [4,5].
The present investigation revealed that leucine was the major amino acid in casein while lysine was second among all essential amino acids as shown in Figure 1.
Whey is nutritious co-product of cheese manufacturing industry with great potential for diverse food applications due to its high quality proteins and essential amino acids. Depending upon the raw material (enzyme or acid) used in milk coagulation; it is broadly classified into sweet whey or acid whey (Zimecki and Kruzel, 2007; Gill et al., 2000; Singh et al., 1999).
Since the amino acid requirements of a growing animal are known to be reflected by its amino acid composition (Mitchell, 1950), the ideal protein concept that uses the relationships of each essential amino acid profile in relation to lysine has been developed as a basis to formulate diets for fish (Furuya et al., 2004a; Kaushik & Seiliez, 2010; NRC, 2011).
Total essential amino acids (313.9 mg/g crude protein) are lower than those of soy bean (444.00 mg/g, Biswas et al., 1991), Adenopus breviflorus benth (537.29 mg/g; Oshodi, 1996), pigeon pea (436.10 mg/g; Oshodi et al., 1993) and dehulled A.