Results 11 to 20 of about 11,695 (199)

Stability/activity tradeoffs in Thermusthermophilus HB27 laccase [PDF]

open access: yesJBIC Journal of Biological Inorganic Chemistry, 2020
We report the temperature dependence of the formal potential of type 1 copper (CuT1) in Thermusthermophilus HB27 laccase. Employing [Ru(NH3)4(bpy)](PF6)2 (0.505 vs. NHE) as the redox titrant, we found that the CuT12+/+ potential decreased from approximately 480 to 420 mV (vs. NHE) as the temperature was raised from 20 to 65 °C.
Shin, Jieun   +2 more
openaire   +3 more sources

Enzymatic Characteristics of Laccase from Lactobacillus plantarum and Its Effect on Degradation of Biogenic Amines [PDF]

open access: yesShipin Kexue, 2023
In order to study the enzymatic properties of laccase derived from Lactobacillus and its potential application in biogenic amine degradation, the gene encoding laccase from Lactobacillus plantarum was heterologously expressed and the recombinant laccase ...
CAO Yuying, WANG Shuang, LIU Yining, GAO Manman, DU Liping, MA Lijuan, ZHANG Huiling, TIAN Xiaoju, YANG Weiming
doaj   +1 more source

The First Evidence of Potential Antibacterial Activity of Laccase Enzyme from Indonesian White Rot Fungi against Pathogenic Bacteria

open access: yesHayati Journal of Biosciences, 2023
The antibacterial agent can be extracted from plants, animals, and microorganisms such as fungi. The potential antibacterial activity of laccase derived from fungi remains limited in current reports.
Sita Heris Anita   +6 more
doaj   +1 more source

Laccase Activation in Deep Eutectic Solvents [PDF]

open access: yesACS Sustainable Chemistry & Engineering, 2019
The research on alternative solvents and cosolvents is relevant when envisioning the improvement of biocatalytic reactions.
Mariah L. Toledo   +5 more
openaire   +2 more sources

PEGylation Greatly Enhances Laccase Polymerase Activity [PDF]

open access: yesChemCatChem, 2017
AbstractLaccase catalyzes the oxidation and polymerization of phenolic compounds in the presence of oxygen. Herein, we report for the first time that a previous PEGylation of laccase enhances the polymerase activity 3‐fold compared with the reaction of the native enzyme, as confirmed by UV/Vis spectroscopy. The polymerization of catechol increased only
Jing Su   +8 more
openaire   +2 more sources

The study of laccase immobilization optimization and stability improvement on CTAB-KOH modified biochar

open access: yesBMC Biotechnology, 2021
Background Although laccase has a good catalytic oxidation ability, free laccase shows a poor stability. Enzyme immobilization is a common method to improve enzyme stability and endow the enzyme with reusability.
Zhaobo Wang   +7 more
doaj   +1 more source

Phenothiazines Rapidly Induce Laccase Expression and Lignin-Degrading Properties in the White-Rot Fungus Phlebia radiata

open access: yesJournal of Fungi, 2023
Phlebia radiata is a widespread white-rot basidiomycete fungus with significance in diverse biotechnological applications due to its ability to degrade aromatic compounds, xenobiotics, and lignin using an assortment of oxidative enzymes including laccase.
Matthew P. Hirakawa   +7 more
doaj   +1 more source

Laccase Immobilization Strategies for Application as a Cathode Catalyst in Microbial Fuel Cells for Azo Dye Decolourization

open access: yesFrontiers in Microbiology, 2021
Enzymatic biocathodes have the potential to replace platinum as an expensive catalyst for the oxygen reduction reaction in microbial fuel cells (MFCs). However, enzymes are fragile and prone to loss of activity with time.
Priyadharshini Mani   +4 more
doaj   +1 more source

Laccase immobilized on magnetic nanoparticles by dopamine polymerization for 4-chlorophenol removal

open access: yesGreen Energy & Environment, 2017
In this work, a new immobilization method based on dopamine (DA) self-polymerization was developed for laccase immobilization on magnetic nanoparticles (Fe3O4 NPs).
Di Zhang   +4 more
doaj   +1 more source

Testing for the ability to modify antibiotics of Panus tigrinus 8/18 Lentinus strigosus 1566 laccase [PDF]

open access: yesBrazilian Journal of Biology, 2022
In advanced biotechnology, the utilization of enzymes to achieve new or modified compounds with antibacterial, fungicidal, and anti-cancer specifications is crucial.
U. A. Krut   +4 more
doaj   +1 more source

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