Results 71 to 80 of about 45,483 (239)

Monitoring and Mitigation Strategies for Hazardous Compounds in Chinese Rice Wine (Huangjiu): A Comprehensive Review

open access: yesFood Safety and Health, EarlyView.
This review elucidates the formation pathways and detection technologies for ethyl carbamate, biogenic amines, and higher alcohols in Huangjiu. It concludes that integrated control frameworks are essential to decouple safety risks from the metabolic processes responsible for flavor development.
Lulu Liu   +5 more
wiley   +1 more source

Type 2-depleted fungal laccase [PDF]

open access: yesBiochemical Journal, 1988
Although copper is quantitatively removed from fungal laccase (Polyporus versicolor) by extended dialysis against high concentrations of cyanide, we have been unable to reconstitute the protein by addition of Cu(I) ions. However, two new methods for reversibly removing the type 2 Cu centre have been developed. The visible absorption at 610 nm, which is
P M, Hanna   +4 more
openaire   +2 more sources

Production of a novel laccase from Ceratorhiza hydrophila and assessing its potential in natural dye fixation and cytotoxicity against tumor cells

open access: yesJournal of Genetic Engineering and Biotechnology, 2023
Background Flavonoid natural dyes have gained attention because they are nontoxic and eco-friendly. However, they do not work effectively with artificial fibers and require the use of mordants, which are considered as hazardous chemicals.
Yasmin M. Elsaba   +3 more
doaj   +1 more source

Improvement of fire reaction and mould growth resistance of a new bio-based thermal insulation material [PDF]

open access: yes, 2016
In the present paper, the performance of an innovative thermal insulation rigid board is evaluated in terms of fire behaviour and fungal resistance. The board is based on vegetal pith and a natural gum (corn pith and sodium alginate) and it is completely
Giraldo, Pilar   +4 more
core   +2 more sources

PFAS properties and destruction methods: A focus on enzymatic degradation

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract Per‐ and polyfluoroalkyl substances (PFAS) are known as ‘forever’ chemicals and have lasting detrimental impact on the environment and living organisms. To understand PFAS molecules better, this review begins with an overview of PFAS definition, classifications and applications, and then provides a comprehensive summary and critical analysis ...
Guobin Liang, Hua Zhao
wiley   +1 more source

Laccases as palladium oxidases

open access: yesChemical Science, 2015
Combining a palladium-based complex with a laccase allows the oxidation of an alcohol substrate at room temperature and atmospheric pressure.
Mekmouche, Yasmina   +7 more
openaire   +4 more sources

Chemical Modification of Laccase from Aspergillus oryzae and its Application in OCC Pulp

open access: yesBioResources, 2016
Laccase activity and stability were improved and modified through the interaction between laccase amino acid residues (e.g., amino groups (-NH2) and carboxyl groups (-COOH)) and the chemical reagents thiourea dioxide (TDO) and L-phenylalanine methyl ...
Yangmei Chen   +3 more
doaj   +1 more source

A novel enzymatic approach to nanocrystalline cellulose preparation [PDF]

open access: yes, 2018
In this work, conditions for an enzymatic pretreatment prior to NCC isolation from cotton linter were assessed. Different cellulase doses and reaction times were studied within an experimental design and NCC were obtained. At optimal enzymatic conditions
Beltramino, Facundo   +3 more
core   +2 more sources

Biological activities and bioactive constituents of Flammulina velutipes: An updated systematic review

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Flammulina velutipes (enokitake) is an edible mushroom recognized for both its nutritional and medicinal properties. It exhibits a broad spectrum of biological activities, including antioxidant, anti‐inflammatory, antitumor, immunomodulatory, and gut microbiota‐regulating effects.
Rıdvan Özgen   +2 more
wiley   +1 more source

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