amino acid n. Any of various compounds containing an amino group (NH2), a carboxylic acid group (COOH), and a distinctive side chain, especially any of the 20 amino acids that link together to form proteins. Some amino acids (called nonessential) can be synthesized in the human body, whi...
semi-essential amino acidAlso found in: Dictionary, Thesaurus, Encyclopedia. semi-essential amino acid An amino acid of which an adequate amount must be consumed in the diet to prevent the use of essential amino acids to synthesize it. An example is tyrosine. Without adequate dietary intake, ...
Amino acids are the basic bioelements of proteins, which are the most important macromolecules for the functions of humans and animals. Out of the 20 L-amino acids, which are found worldwide in most of the living organisms, L-lysine is one of the nine essential amino acids for human and...
The novel compounds are generally far more palatable and soluble in aqueous solutions than the individual essential or semi- essential amino acids, nitrogen-free analogues thereof, or simple mixtures of these.MAKENJII WARUSAA
Cystine, therefore, can be considered a semi-essential amino acid in the newborn infant and should be supplied to newborns receiving balanced parenteral nutrition. 展开 关键词: Newborn infants cystine essential amino acids parenteral nutrition DOI: 10.1111/j.1651-2227.1974.tb04866.x 被引量: ...
Novel compounds are prepared by reacting essential or semi-essential amino acids with nitrogen-free analogues thereof, particularly alpha-keto and/or alpha-hydroxy analogues. The mixed salt reaction products are precursors of essential and semi-essential amino acids in the body, and mixtures of the ...
We use essential cookies to make sure the site can function. We also use optional cookies for advertising, personalisation of content, usage analysis, and social media. By accepting optional cookies, you consent to the processing of your personal data - including transfers to third parties. Some...
Novel compounds are prepared by reacting essential or semi-essential amino acids with nitrogen-free analogues thereof, particularly alpha-keto and/or alpha-hydroxy analogues. The mixed salt reaction p
1) semi-essential amino acid 半必需氨基酸2) essential amino acid 必需氨基酸 1. Studies on Requirements, Optimum Dietary Pattern and Digestibility of Essential Amino Acids for Chinese Taihe Chicken; 泰和乌鸡必需氨基酸需要量、模式及消化率研究 2. In this article,the amino acid content of both ...
PURPOSE: To obtain a semi-synthetic selenocysteine enzyme substantially not exhibiting a proteolytic activity but effectively catalyzing the formation of peptide bonds by replacing the essential serine residue or cysteine residue of an essential serine enzyme or essential cysteine enzyme with a selenocysteine...