Results 21 to 30 of about 3,534 (200)

Production and Partial Purification of Tannase from Serratia Marcescens Isolated from Different Sources

open access: yesAl-Mustansiriyah Journal of Science, 2018
Tannase has different benefits in food, chemical and pharmaceutical fields. Seventeen Serratia marcescens isolates were collected from septicemia, wound infections and hospital environment(babies incubators).These isolates were identified by biochemical ...
Sahira N. Muslim
doaj   +1 more source

Biotechnological applications of functional metagenomics in the food and pharmaceutical industries [PDF]

open access: yes, 2015
peer-reviewedMicroorganisms are found throughout nature, thriving in a vast range of environmental conditions. The majority of them are unculturable or difficult to culture by traditional methods.
Alvarez-Ordonez, Avelino   +3 more
core   +1 more source

Hydrolysis of tannic acid catalyzed by immobilized-stabilized derivatives of tannase from Lactobacillus plantarum [PDF]

open access: yes, 1997
A recombinant tannase from Lactobacillus plantarum, overexpressed in Escherichia coli, was purified in a single step by metal chelate affinity chromatography on poorly activated nickel supports. It was possible to obtain 0.9 g of a pure enzyme by using
Arbabi, S.   +14 more
core   +1 more source

Highly Efficient Expression of Tannase in Aspergillus niger and Its Enzymatic Properties

open access: yesShipin gongye ke-ji, 2023
The recombinant strains of Aspergillus niger with high expression of tannase were constructed by means of genetic engineering. The activity and enzymatic properties of the recombinant enzyme were studied to improve the expression of tannase and better ...
Danxin TONG   +3 more
doaj   +1 more source

Bacterial tannases: classification and biochemical properties [PDF]

open access: yesApplied Microbiology and Biotechnology, 2018
Tannin acyl hydrolases, also known as tannases, are a group of enzymes critical for the transformation of tannins. The study of these enzymes, which initially evolved in different organisms to detoxify and/or use these plant metabolites, has nowadays become relevant in microbial enzymology research due to their relevant role in food tannin ...
Rivas, Blanca de las   +3 more
openaire   +3 more sources

Isolation and Screening of Fungal Isolates from Bambara (Vigna Subterranea) Nuts for Tannase Production [PDF]

open access: yes, 2017
Tannase (Tannin acyl hydrolase, EC 3.1.1.20) is an enzyme produced in the presence of tannic acid by various filamentous fungi. They are produced principally by fungi of the genus Aspergillus and Penicillium.
Adeniji, O. F.   +6 more
core   +3 more sources

ISOLATION AND IDENTIFICATION OF TANNASE-PRODUCING Aspergillus spp. FROM POULTRY DROPPINGS [PDF]

open access: yesBiotechnologia Acta
Aim. Tannases have found application in many industries. Aspergillus species are moulds largely isolated from poultry droppings and are major producers of tannase. This study aimed to isolate and identify tannase-producing Aspergillus spp.
Saheed Olatunbosun Akiode   +1 more
doaj   +1 more source

Microbial tannases: advances and perspectives

open access: yesApplied Microbiology and Biotechnology, 2007
In the last years, tannase has been the subject of a lot of studies due to its commercial importance and complexity as catalytic molecule. Tannases are capable of hydrolyzing complex tannins, which represent the main chemical group of natural anti-microbials occurring in the plants.
Aguilar, C. N.   +7 more
openaire   +3 more sources

Gallic acid production with mouldy polyurethane particles obtained from solid state culture of Aspergillus niger GH1 [PDF]

open access: yes, 2015
Gallic acid production in a batch bioreactor was evaluated using as catalytic material the mouldy polyurethane solids (MPS) obtained from a solid-state fermentation (SSF) bioprocess carried out for tannase production by Aspergillus niger GH1 on ...
Aguilar, Cristóbal N.   +6 more
core   +1 more source

Thermostable Tannase from Aspergillus Niger and Its Application in the Enzymatic Extraction of Green Tea

open access: yesMolecules, 2020
Tannase is widely used in tea beverage processing because of its ability to catalyze the hydrolysis of hydrolysable tannins or gallic acid esters and effectively improve the quality of tea extracts through enzymatic extraction. A new thermophilic tannase
Yuan Shao   +6 more
doaj   +1 more source

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