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Selective Wine Aroma Enhancement through Enzyme Hydrolysis of Glycosidic Precursors

open access: yesMolecules, 2023
Selective enhancement of wine aroma was achieved using a broad spectrum of exogenous glycosidases. Eight different enzyme preparations were added to Verdejo wine, resulting in an increase in the levels of varietal volatile compounds compared to the ...
José Manuel Rodríguez-Nogales   +3 more
doaj   +3 more sources

Nickel-organo compounds as potential enzyme precursors under simulated early Earth conditions [PDF]

open access: yesCommunications Chemistry
The transition from inorganic catalysis through minerals to organic catalysis by enzymes is a necessary step in the emergence of life. Our work is elucidating likely reactions at the earliest moments of Life, prior to the existence of enzymatic catalysis,
Philippe Diederich   +7 more
doaj   +2 more sources

Discovery of l-threonine transaldolases for enhanced biosynthesis of beta-hydroxylated amino acids

open access: yesCommunications Biology, 2023
Beta-hydroxy non-standard amino acids (β-OH-nsAAs) have utility as small molecule drugs, precursors for beta-lactone antibiotics, and building blocks for polypeptides.
Michaela A. Jones   +7 more
doaj   +1 more source

Bioorganically doped sol-gel materials containing amyloglucosidase activity [PDF]

open access: yesActa Periodica Technologica, 2006
Amyloglucosidase (AMG) from Aspergillus niger was encapsulated in various matrices derived from tetraethoxysilane, methyltriethoxysilane, phenyltriethoxysilane and vinyltriacetoxysilane by different methods of immobilization.
Vlad-Oros Beatrice   +4 more
doaj   +1 more source

Enzyme associations in T4 phage DNA precursor synthesis [PDF]

open access: yesProceedings of the National Academy of Sciences, 1977
A direct approach is described to the question: Are enzymes of DNA precursor synthesis organized into a supramolecular structure? This approach involved sedimentation analysis of several T4 phage-coded early enzyme activities in crude lysates of infected Escherichia coli . One-third to one-half of several activities
G P, Reddy   +3 more
openaire   +2 more sources

Enhancement of Black Tea Aroma by Adding the β-Glucosidase Enzyme during Fermentation on Black Tea Processing

open access: yesInternational Journal of Food Science, 2021
Black tea aroma is one of the essential attributes in determining the quality of black tea. β-Glucosidases were investigated for their ability to enhance the aroma of black tea by hydrolyzing the glycoside compound. The addition of β-glucosidase was done
Supriyadi Supriyadi   +3 more
doaj   +1 more source

Free and Immobilised β-Glucosidases in Oenology: Biotechnological Characterisation and Its Effect on Enhancement of Wine Aroma

open access: yesFrontiers in Microbiology, 2021
In grapes, monoterpenes and norisoprenoids are in the form of non-volatile compounds, flavourless glycosides which could enhance the aroma of wines after its hydrolysis using β- glucosidases enzymes. It is known that the use of immobilised enzymes offers
Pilar Fernández-Pacheco   +3 more
doaj   +1 more source

Elovanoids downregulate SARS-CoV-2 cell-entry, canonical mediators and enhance protective signaling in human alveolar cells

open access: yesScientific Reports, 2021
The pro-homeostatic lipid mediators elovanoids (ELVs) attenuate cell binding and entrance of the SARS-CoV-2 receptor-binding domain (RBD) as well as of the SARS-CoV-2 virus in human primary alveoli cells in culture.
Jorgelina M. Calandria   +10 more
doaj   +1 more source

Dimerization of β-Site β-Amyloid Precursor Protein-cleaving Enzyme [PDF]

open access: yesJournal of Biological Chemistry, 2004
Cleavage of the beta-amyloid precursor protein (APP) by the aspartyl protease beta-site APP-cleaving enzyme (BACE) is the first step in the generation of the amyloid beta-peptide, which is deposited in the brain of Alzheimer's disease patients.
Gil G, Westmeyer   +8 more
openaire   +2 more sources

Effect of Carboxyl-Terminal Truncation on the Catalytic Performance of D-Phenylglycine Aminotransferase [PDF]

open access: yesSuan Sunandha Rajabhat University Journal of Science and Technology, 2016
The D-phenylglycine aminotransferase (D-PhgAT) is a novel enzyme that can be used to synthesize precursors of antibiotics. This research addressed the function of the carboxyl-terminal (C-terminal) of DPhgAT.
Aiya Chantarasiri   +3 more
doaj   +1 more source

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