Results 21 to 30 of about 179,087 (303)

Study of homeostasis of the body of pigs with the addition of asparaginates to feed [PDF]

open access: yesBIO Web of Conferences, 2021
The article presents the results of studying the effect of different doses of trace-elements combined with L-aspartic acid (asparaginase) on the overall homeostasis of the body of piglets.
Ziruk Irina   +3 more
doaj   +1 more source

Rice cellulose synthase-like protein OsCSLD4 coordinates the trade-off between plant growth and defense

open access: yesFrontiers in Plant Science, 2022
Plant cell wall is a complex and changeable structure, which is very important for plant growth and development. It is clear that cell wall polysaccharide synthases have critical functions in rice growth and abiotic stress, yet their role in plant ...
Xiong Liu   +23 more
doaj   +1 more source

Numerical dating algorithms of amino acid racemization ratios fromcontinental ostracodes:application to the Guadix-Baza Basin(southern Spain) [PDF]

open access: yes, 2004
Age calculation algorithms for the D/L ratios of five amino acids (isoleucine, leucine, aspartic acid, phenylalanine and glutamic acid) analysed in continental ostracodes were determined for southern and central Iberian Peninsula, and allow the ...
Torres Pérez-Hidalgo, Trinidad José
core   +2 more sources

The effects of amino acid functionalisation on the optoelectronic properties and self-assembly of perylene bisimides

open access: yesJPhys Materials, 2023
Here we report on ten water-soluble perylene bisimides that are functionalised with the amino acids L-alanine, L-aspartic acid, L-glutamic acid, L-phenylalanine, L-histidine, L-leucine, L-methionine, L-valine, L-tryptophan, and L-tyrosine.
Thomas A Welsh   +7 more
doaj   +1 more source

Thermal Synthesis of Polypeptides from N-Butyloxycarbonyl Oligopeptides Containing Aspartyl Residue at C-Terminus

open access: yesInternational Journal of Polymer Science, 2017
The thermal reactions of amino acids have been investigated for pure organic synthesis, materials preparation in industry, and prebiotic chemistry. N-t-Butyloxycarbonyl aspartic acid (Boc-Asp) releases 2-butene and carbon dioxide upon heating without ...
Toratane Munegumi, Takafumi Yamada
doaj   +1 more source

Kinetic instability of a chitosan – aspartic acid – water system as a method for obtaining nano- and microparticles

open access: yesChimica Techno Acta, 2021
The specific electrical conductivity and dielectric constant of aqueous solutions of ionic aminopolysaccharide chitosan in L-aspartic acid were investigated.
T. N. Lugovitskaya   +2 more
doaj   +1 more source

Selection of the Amino Acid and Saccharide That Increase the Tetracycline Susceptibility of Vibrio splendidus

open access: yesFrontiers in Veterinary Science, 2022
Bacterial persister cells are a subpopulation of isogenic bacteria with characteristics of reduced metabolic activity and multidrug antibiotic resistance.
Guohua Jiang   +10 more
doaj   +1 more source

Study of complexes of cadmium with some L-amino acids and vitamin-C by voltammetric technique

open access: yesEclética Química, 2018
Voltammetric technique was used to study the binary and ternary complexes of cadmium with L-amino acids and vitamin-C (L-ascorbic acid) at pH =7.30 ± 0.01, μ = 1.0M KNO3 at 25ºC and 35ºC.
Farid Khan, Afroza Khanam
doaj   +1 more source

Crystal structures of the elusive Rhizobium etli l-asparaginase reveal a peculiar active site

open access: yesNature Communications, 2021
L-asparaginases catalyse the hydrolysis of L-asparagine to L-aspartic acid and ammonia. Here, the authors present high resolution crystal structures of Rhizobium etli L-asparaginase that contains a Zn2+ binding site without a catalytic role and discuss ...
Joanna I. Loch   +6 more
doaj   +1 more source

The application of amino acid racemization in the acid soluble fraction of enamel to the estimation of the age of human teeth [PDF]

open access: yes, 2008
Estimation of age-at-death for skeletonised forensic remains is one of the most significant problems in forensic anthropology. The majority of existing morphological and histological techniques are highly inaccurate, and show a bias towards ...
Collins, M. J.   +3 more
core   +1 more source

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