Production, characterization and applications of tannase

J Yao, GS Guo, GH Ren, YH Liu - Journal of Molecular Catalysis B …, 2014 - Elsevier
Tannases, tannin acylhydrolases, are an important group of biotechnologically relevant
enzymes which were utilized in a number of industrial applications, including the …

Evaluating the industrial potential of naturally occurring proteases: A focus on kinetic and thermodynamic parameters

M Salehi - International Journal of Biological Macromolecules, 2024 - Elsevier
Thermodynamic and kinetic parameters, such as enthalpy, entropy, and free energy, are
crucial in evaluating enzyme stability and activity. These parameters, including the free …

Catalytic, kinetic and thermodynamic properties of stabilized Bacillus stearothermophilus alkaline protease

MA Abdel-Naby, SA Ahmed, HR Wehaidy… - International journal of …, 2017 - Elsevier
Bacillus stearothermophilus alkaline protease was conjugated to several oxidized
polysaccharides of different chemical structure. The conjugates were evaluated for the …

Structural characterization of thermostable, solvent tolerant, cytosafe tannase from Bacillus subtilis PAB2

A Jana, C Maity, SK Halder, A Das, BR Pati… - Biochemical …, 2013 - Elsevier
Tannase production by Bacillus subtilis PAB2, was investigated under solid state
fermentation using tamarind seed as sole carbon source and it was found as the highest titer …

Nanoporous Zeolite-X as a new carrier for laccase immobilization and its application in dyes decolorization

HR Wehaidy, MA Abdel-Naby, HM El-Hennawi… - Biocatalysis and …, 2019 - Elsevier
Laccase enzyme from Polyporus durus ATCC 26726 was immobilized on nanoporous
Zeolite-X (ZX), with 83% immobilization yield. The immobilization process protected laccase …

Characterization and application of tannase and gallic acid produced by co-fungi of Aspergillus niger and Trichoderma viride utilizing agro-residues substrates

AI Ahmed, KAA Abou-Taleb, BT Abd-Elhalim - Scientific Reports, 2023 - nature.com
Bioconversion using fungi, as natural factory of many applicable bioactive compounds, as
enzymes utilizing agro-residue substrates as a solid, abundant, low-cost growth and enzyme …

Biotransformation of industrial tannins by filamentous fungi

V Prigione, F Spina, V Tigini, S Giovando… - Applied microbiology …, 2018 - Springer
Tannins are secondary metabolites that are widely distributed in the plant kingdom. They act
as growth inhibitors for many microorganisms: they are released upon microbial attack …

Improving the catalytic, kinetic and thermodynamic properties of Bacillus subtilis KU710517 milk clotting enzyme via conjugation with polyethylene glycol

HR Wehaidy, MA Abdel-Naby, WG Shousha… - International journal of …, 2018 - Elsevier
Milk clotting enzyme (MCE) produced by Bacillus subtilis KU710517 was conjugated to
several activated polysaccharides. Among all the conjugates, the enzyme conjugated with …

Novel optimization strategy for tannase production through a modified solid-state fermentation system

C Wu, F Zhang, L Li, Z Jiang, H Ni, A Xiao - Biotechnology for biofuels, 2018 - Springer
Background High amounts of insoluble substrates exist in the traditional solid-state
fermentation (SSF) system. The presence of these substrates complicates the determination …

Structural characterization, catalytic, kinetic and thermodynamic properties of Keratinase from Bacillus pumilus FH9

MA Abdel-Naby, HA El-Refai, MHA Ibrahim - International journal of …, 2017 - Elsevier
Bacillus pumilus FH9 keratinase was purified to homogeneity with a 59.9% yield through a
series of three steps. The purified enzyme was a monomeric protein with a molecular mass …