Results 51 to 60 of about 15,252 (200)

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

Laccase: Properties and applications

open access: yesBioResources, 2009
Laccases (benzenediol:oxygen oxidoreductase, EC 1.10.3.2) are multi-copper oxidases that are widely distributed among plants, insects, and fungi. They have been described in different genera of ascomycetes, some deuteromycetes, and mainly in basidiomycetes.
Vernekar Madhavi, S. S. Lele
openaire   +2 more sources

Stabilization Strategies for Catechins and Epicatechins: Recent Advances

open access: yesFood Chemistry International, EarlyView.
Oxidation, epimerization, polymerization, and hydrolysis, driven by heat, pH, and oxygen, are pathways. Nano‐/microencapsulation maintains integrity with 70%–95% efficiency; biopolymer nanoparticles, starch/polysaccharide nanocarriers improve stability and dispersion. Lipid nanocarriers enhance bioavailability but raise oxidation risk.
Nuzhat Shamim   +5 more
wiley   +1 more source

Creating Designer Laccases

open access: yesChemistry & Biology, 2010
High redox potential laccases from white-rot fungi are recalcitrant to engineering. Maté et al. (2010) employed directed evolution to improve the activity and expression level of the fungal laccase from basidiomycete PM1, followed by rational design to restore thermostability lost during evolution, resulting in a highly active and stable enzyme.
Sayut, Daniel J., Sun, Lianhong
openaire   +2 more sources

Biosensors for Food Safety and Adulteration Monitoring: Applications, Smart Packaging Integration, and Pathways to Intelligent, Field‐Deployable Detection Systems

open access: yesFood Safety and Health, EarlyView.
Biosensors enable rapid, sensitive, and portable detection of pathogens, contaminants, allergens, and food adulteration. Integration with smart packaging, smartphones, IoT, and machine learning supports real‐time monitoring and intelligent decision‐making, whereas microfluidics, biodegradable materials, explainable AI, and blockchain offer pathways ...
Mohima Akther Any   +7 more
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

Food Safety Management and Mycotoxins Nexus: A Systematic Review of Mycotoxins Toxicity, Detoxification, Nutritional Impacts, and Economic Importance

open access: yesFood Safety and Health, EarlyView.
The graphical abstract illustrates the interconnected relationship between food safety management, mycotoxin toxicity, and detoxification strategies, highlighting how preventive measures across the food chain can minimize mycotoxin contamination and reduce adverse health effects in humans/animals.
Chinaza Godswill Awuchi
wiley   +1 more source

Frontiers in transition‐metal single‐atom electrocatalysts: Design tactics, mechanistic regulation, and electrochemical sensing technologies

open access: yesInfoMat, EarlyView.
This review offers an overview of recent advances in the fundamental properties, synthesis methods, and structural optimization of transition‐metal single‐atom electrocatalysts for electrochemical sensing. It also provides a comprehensive summary of the emerging applications in electrochemical assays based on these materials, along with key challenges ...
Yue Cao   +8 more
wiley   +1 more source

Phenolic profile of selected grape (Vitis vinifera L.) varieties in the course of ripening and Botrytis cinerea infections

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Grapevine phenolic compounds play key roles in plant defense and wine quality. Composition depends on factors such as maturity and infections such as grey mold caused by Botrytis cinerea. Grapevines respond to infections by actively modifying their phenolic profile.
Kim Marie Umberath   +5 more
wiley   +1 more source

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