Journal ArticleDOI
Synthesis of Antioxidant Propyl Gallate Using Tannase from Aspergillus niger van Teighem in Nonaqueous Media
Shweta Sharma,Munishwar N. Gupta +1 more
TLDR
Tannase from Aspergillus niger van Teighem has been used for synthesis of food additive antioxidant propyl gallate by direct transesterification of tannic acid by using simultaneously pH tuned enzyme and immobilized on Celite.About:
This article is published in Bioorganic & Medicinal Chemistry Letters.The article was published on 2003-02-10. It has received 57 citations till now. The article focuses on the topics: Tannase & Propyl gallate.read more
Citations
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Journal ArticleDOI
Microbial tannases: advances and perspectives
Cristóbal N. Aguilar,Raúl Rodríguez,Gerardo Gutierrez-Sanchez,Christopher Augur,Ernesto Favela-Torres,Lilia Arely Prado-Barragán,Ascensión Ramírez-Coronel,Juan C. Contreras-Esquivel +7 more
TL;DR: This review considers in its introduction the concepts and history of tannase and explores scientific and technological aspects, including expression studies, regulation, and potential uses.
Journal ArticleDOI
Antioxidant phenolics and their microbial production by submerged and solid state fermentation process: A review
TL;DR: In this paper, a review of state-of-the-art and future prospect of both submerged fermentation (SmF) and solid-state fermentation (SSF) processes for the production/extraction of bioactive phenolics utilizing various substrates and microorganisms is presented.
Microbial production of tannase : an enzyme with potential use in food industry, Lebensm
TL;DR: In this paper, the authors reviewed the state of critical aspects related to the tannase, emphasizing aspects such as sources, substrates, metabolic regulation mechanisms, physicochemical properties, inhibitors, production, applications and potential uses.
Journal ArticleDOI
Microbial production of tannase: an enzyme with potential use in food industry
Ruth Belmares,Juan C. Contreras-Esquivel,Raúl Rodríguez-Herrera,Ascensión Ramı́rez Coronel,Cristóbal N. Aguilar +4 more
TL;DR: In this paper, the authors reviewed the state of critical aspects related to the tannase, emphasizing aspects such as sources, substrates, metabolic regulation mechanisms, physicochemical properties, inhibitors, production, applications and potential uses.
Current trends in
TL;DR: The investigation of a case of occupational silicosis in Ohio is described and the impact of hospital-based reporting on surveillance forsilicosis is summarized.
References
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Journal ArticleDOI
Properties and Synthetic Applications of Enzymes in Organic Solvents.
Giacomo Carrea,Sergio Riva +1 more
TL;DR: The thermodynamic, kinetic, spectroscopic, and physical approaches that have been adopted to investigate the factors that affect activity, stability, structure, and selectivity of enzymes in organic solvents are examined.
Journal ArticleDOI
Enzyme function in organic solvents
TL;DR: This review provides illustrations of applications of enzyme catalysis in organic solvents in the diverse areas of organic synthesis, analysis and polymer chemistry.
Book ChapterDOI
Production and Application of Tannin Acyl Hydrolase: State of the Art
P K Lekha,B. K. Lonsane +1 more
TL;DR: VIII.
Journal ArticleDOI
A spectrophotometric method for assay of tannase using rhodanine
TL;DR: A method for assay of microbial tannase (tannin acyl hydrolase) based on the formation of chromogen between gallic acid and rhodanine is reported and has a precision of 1.7% (relative standard deviation).
Journal ArticleDOI
Effects of sorbitol addition on the action of free and immobilized hydrolytic enzymes in organic media
TL;DR: The effect of the addition of sorbitol on the activity and stability of enzymes was examined by monitoring transesterification reactions performed in organic media at various water activities, revealing that the chymotrypsin–sorbitol complex was stable against thermal denaturation, undergoing transition at a high temperature.
Related Papers (5)
Production and Application of Tannin Acyl Hydrolase: State of the Art
P K Lekha,B. K. Lonsane +1 more