Results 1 to 10 of about 3,515 (183)

Recent Advances of Tannase: Production, Characterization, Purification, and Application in the Tea Industry [PDF]

open access: yesFoods
Tannase, as a type of tannin−degrading enzyme, can catalyze the hydrolysis of ester and depside bonds in gallotannins, thereby releasing gallic acid and glucose.
Zhanhui Tang   +6 more
doaj   +2 more sources

Exploration of Mangrove Endophytes as Novel Sources of Tannase Producing Fungi [PDF]

open access: yesJournal of Fungi
Tannase, a highly adaptive biocatalyst, plays a pivotal role in diverse bioconversion reactions in nature. This enzyme exhibits numerous applications across various industrial sectors, including food, pharmaceuticals, chemicals, and beverages. This study
Vinodkumar Kushwaha   +3 more
doaj   +2 more sources

Valorization of faba bean peels for fungal tannase production and its application in coffee tannin removal [PDF]

open access: yesFood Chemistry: X
This study describes the optimization of the production conditions of Penicillium commune tannase on unutilized food waste, green bean peels, using the central composite of the response surface methodology. It also focuses on applying purified tannase to
Heba Sayed Mostafa
doaj   +2 more sources

Tannase Production by Aspergillus niger [PDF]

open access: yesE-Journal of Chemistry, 2007
A method for assay of microbial tannase (Tannin acyl hydrolase) based on the formation of chromogen between gallic acid and rhodanine is reported. Maximum Tannase production occurred in the culture broth containing 1-2% (w/v) tannic acid and 0.05 – 0.1% (
N. Lokeswari, K. Jaya Raju
doaj   +2 more sources

From Isolation to Genomics: Characterization of Aspergillus uvarum HT4 as a Novel Producer of Extracellular Tannase [PDF]

open access: yesJournal of Fungi
Tannases (tannin acyl hydrolases, EC 3.1.1.20) are enzymes of industrial interest due to their ability to hydrolyze hydrolyzable tannins into bioactive compounds like gallic acid.
Erika Arbildi   +6 more
doaj   +2 more sources

Optimization of tannase production by Aspergillus glaucus in solid-state fermentation of black tea waste [PDF]

open access: yesBioresources and Bioprocessing, 2023
Tannases are valuable industrial enzymes used in food, pharmaceutical, cosmetic, leather manufacture and in environmental biotechnology. In this study, 15 fungal isolates were obtained from Egyptian cultivated soil and marine samples.
Moataza Mahmoud Saad   +5 more
doaj   +2 more sources

Study on the Effects of Tannase on the De Astringency of Pomegranate Juice [PDF]

open access: yesFoods
Reducing the punicalagin content is an effective strategy for eliminating the astringency of pomegranate juice. In this study, pomegranate juice was used as the raw material, and tannase was applied to convert punicalagin into ellagic acid and gallic ...
Guida Zhu   +7 more
doaj   +2 more sources

Bioremoval of tannins and heavy metals using immobilized tannase and biomass of Aspergillus glaucus [PDF]

open access: yesMicrobial Cell Factories
Background The presence of inorganic pollutants and heavy metals in industrial effluents has become a serious threat and environmental issues. Fungi have a remarkable ability to exclude heavy metals from wastewater through biosorption in eco-friendly way.
Moataza Mahmoud Saad   +5 more
doaj   +2 more sources

Production of low-tannin Hibiscus sabdariffa tea through D-optimal design optimization of the preparation conditions and the catalytic action of new tannase

open access: yesFood Chemistry: X, 2023
Many tannase-based industrial applications are currently being developed to successfully break down tannins in teas and juices. However, so far, no study has demonstrated the potential application of tannase to reduce tannin levels in Hibiscus sabdariffa
Heba Sayed Mostafa
doaj   +1 more source

Adsorption of Tannase from Aspergillus ficuum to carboxyl-functionalized multi-walled carbon nanotubes [PDF]

open access: yesJournal of the Serbian Chemical Society, 2023
The immobilization of cross-linked tannase onto carboxyl-functionalized multi-walled carbon nanotubes (MWCNT-COOH) was achieved via physical adsorption. Glutaraldehyde was used to cross-link the enzyme molecules.
Alias Matthew Raj   +2 more
doaj   +1 more source

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