Results 11 to 20 of about 66,085 (162)

Study of amino-acid structure Lemna minor L

open access: yesБюллетень сибирской медицины, 2011
For the first time qualitative and quantitative amino-acid structure Lemna minor L. is studied with use of a highly effective liquid chromatography. Presence 18 proteinogennic amino acids, including 8 irreplaceable is established.
L. A. Nikiforov   +2 more
doaj   +1 more source

Dehydroalanine and Lysinoalanine in Thermolyzed Casein do not Promote Colon Cancer in the Rat [PDF]

open access: yes, 2008
Thermolysis of proteins produces xenobiotic amino-acids such as the potentially toxic lysinoalanine, and the alkylating agent, dehydro¬alanine, which have been considered possible health hazards.
AIN   +36 more
core   +3 more sources

Expanding the Repertoire of Natural Product-Inspired Ring Pairs for Molecular Recognition of DNA [PDF]

open access: yes, 2011
A furan amino acid, inspired by the recently discovered proximicin natural products, was incorporated into the scaffold of a DNA-binding hairpin polyamide.
Arcamone F.   +32 more
core   +3 more sources

Formation of the Imidazolinone Ring Under Mild Conditions in the Presence of Sodium Hydride

open access: yesMolecules, 2004
Substituted imidazolinones containing heterocyclic carboxylic acids as substituents and possessing herbicidal properties were synthesized by cyclization of 2-amino-2,3-dimethylbutyramide with heterocyclic ethyl dicarboxylates under mild conditions.
Anibal J. Mocchi   +3 more
doaj   +1 more source

Mechanisms linking colorectal cancer to the consumption of (processed) red meat : a review [PDF]

open access: yes, 2015
Colorectal cancer (CRC) is the third most commonly diagnosed cancer in the world. The vast majority of CRC cases have been linked to environmental causes rather than to heritable genetic changes.
De Smet, Stefaan   +3 more
core   +2 more sources

Dietary Maillard reaction products: implications for human health and disease [PDF]

open access: yes, 2018
When foods are heat processed, the sugars and lipids react with the proteins they contain via the Maillard and related reactions to form a wide range of products.
Ames, Jenny
core   +1 more source

Synthesis and Antiviral Activity of Conformational Analogues of Leucamide A

open access: yesMolecules, 2012
In order to study the effect of heterocyclic core conformational state of leucamide A on its anti-influenza virus A activity, five conformational analogues were prepared by replacing the Pro-Leu dipeptide in the molecule with various amino acids.
Wen-Long Wang   +7 more
doaj   +1 more source

Coordination propensity of N-protected amino acids and sterically congested heterocyclic β-diketones toward BuSnCl3: preparation and structural features of some new seven coordinated organic-inorganic hybrid formulations of monobutyltin(IV)

open access: yesMain Group Metal Chemistry, 2014
A new set of N-protected amino acids and sterically congested heterocyclic β-diketones-modified BuSnCl3 formulations having the general formulae BuSnClAL, where [where -CHR=-CH2 CH2,R= -CH(CH3)CH2 CH3] and [where R′=-C6 H5, -CH3, -pClC6 H4] and BuSn(A ...
Srivastava Manish Kumar   +2 more
doaj   +1 more source

Unnatural Amino Acid: 4-Aminopyrazolonyl Amino Acid Comprising Tri-Peptides Forms Organogel With Co-Solvent (EtOAc:Hexane)

open access: yesFrontiers in Chemistry, 2022
Ampyrone is an amino-functionalized heterocyclic pyrazolone derivative that possesses therapeutic values such as analgesic, anti-inflammatory, and antipyretics.
Amarnath Bollu   +9 more
doaj   +1 more source

Biosynthesis of food constituents: Amino acids: 2. The alanine-valine-leucine, serine-cysteine-glycine, and aromatic and heterocyclic amino acids groups - a review

open access: yesCzech Journal of Food Sciences, 2006
This review article gives a survey of principal pathways that lead to the biosynthesis of the proteinogenic amino acids of the alanine-valine-leucine group starting with pyruvic acid from the glycolytic pathway and serine-cysteine-glycine group starting ...
Jan Velíšek, Karel Cejpek
doaj   +1 more source

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