Results 121 to 130 of about 3,722 (157)

Cerrena unicolor (Basidiomycota, polypore), une espèce à morphologie variable

open access: yesBulletin Mensuel De La Societe Linneenne De Lyon, 2008
Cerrena unicolor (Basidiomycota, polypore), a species with a variable morphology. The authors describe Cerrena unicolor and its shapes from their own collections. For this taxon, three shapes are retained : irpicoides (Bourdot et Galzin) Domanski, Orlos et Skirgiello, resupinata (Bourdot et Galzin) Bondartzew and a new shape called poroides.
Bernard Rivoire
exaly   +4 more sources

Immobilized laccase of Cerrena unicolor for elimination of endocrine disruptor micropollutants

open access: yesFungal Biology, 2012
The white-rot fungus Cerrena unicolor C-139 produced 450 000 U l(-1) of laccase when cultivated in submerged (50 ml) fermentation of wheat bran. Laccase (benzenediol: oxygen oxidoreductase, EC 1.10.3.2.), from C. unicolor C-139 was immobilized covalently on control porosity carrier silica beads. The activity of the immobilized laccase was approximately
Songulashvili, George   +3 more
openaire   +4 more sources

Increased production of laccase by Cerrena unicolor in submerged liquid cultures

World Journal of Microbiology and Biotechnology, 2007
The wood-degrading basidiomycete Cerrena unicolor C-139 has been suggested as a potential producer of the industrially important enzyme laccase. Basic culture parameters influencing the enzyme synthesis in shaken-flask and aerated bioreactor cultures were evaluated to improve the yields of the process.
Grzegorz Janusz   +2 more
exaly   +3 more sources

Comparative Spectroelectrochemical Studies of Lyophilized and Nonlyophilized Laccases from Cerrena unicolor Basidiomycete

open access: yesElectroanalysis, 2007
AbstractThe electrochemical, spectroelectrochemical, and kinetic investigations of two preparations of Cerrena unicolor laccase, lyophilized (LLAC) and nonlyophilized frozen enzymes (FLAC), were performed. It was found that the value of the redox potential of the T1 site of C. unicolor laccase is ca. 750 vs. NHE. It was also shown that one of the redox
Shleev, S.   +5 more
openaire   +3 more sources

Cerrena unicolor (Bull.) Murrill - CERRENACEAE

2023
International ...
Gafforov, Yusufjon   +6 more
openaire   +2 more sources

PURIFICATION OF EXTRACELLULAR LACCASE FROMCerrena unicolor

Preparative Biochemistry and Biotechnology, 2010
Cerrena unicolor was found to produce large amounts of extracellular laccase when grown aerobically on the optimized Lindenberg and Holm medium in fermenter culture with an automatic pH control. The laccase from this source was purified to homogeneity by a rapid procedure, using ion-exchange chromatography, affinity chromatography, and chromatofocusing.
Jerzy Marian Rogalski, Janusz, G.
openaire   +3 more sources

Extracellular Laccases from Cerrena unicolor 059, Cerrena unicolor 0784, and Pleurotus oastreatus 0432: A Comparative Assay

Applied Biochemistry and Microbiology, 2003
Laccases of the basidiomycetes Cerrena unicolor 059, C. unicolor 0784, and Pleurotus oastreatus 0432 were subjected to a comparative study. The enzymes were isolated as homogeneous preparations with molecular weights of 55, 56, and 57 kD, respectively. The three enzymes were found to be glycoproteins.
E. V. Stepanova   +4 more
openaire   +1 more source

Proteolytic modifications of laccase from Cerrena unicolor

Journal of Molecular Catalysis B: Enzymatic, 2015
Laccase from the wood-degrading Cerrena unicolor FCL139 has been proved many times to be useful as a decolorizing enzyme, antibacterial agent, and important part of biosensors. In recent papers, there have been attempts to modify its structure and thereby alter its features and activity.
Grzegorz Janusz   +4 more
openaire   +2 more sources

Effect of Various Pollutants and Soil‐Like Constituents on Laccase from Cerrena unicolor

Journal of Environmental Quality, 1999
AbstractLaccase from Cerrena unicolor catalyses the oxidation of a wide range of aromatic compounds, either xenobiotic or naturally occurring phenols, leading to the formation of polymeric products. These are characterized by their low solubility and often may form precipitates or aggregates. The oxidizing efficiency of the enzyme is strictly dependent
M. T. Filazzola   +3 more
openaire   +3 more sources

Humic Acid Transformation by the Fungus Cerrena unicolor Growing on Cellulose and Glucose

Microbiology, 2020
Microbial degradation of lignocellulose and soil organic matter is an important process controlling CO2 flow into the atmosphere, which is mostly carried out by fungi. The alkali-soluble fraction, which is represented mostly by the so-called humic acids (HA), dark-colored compounds of phenolic nature, constitute ~30‒70% of soil Corg.
A. V. Lisov   +3 more
openaire   +1 more source

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