Biosynthesis, Characterization and Purification of Fungal Tannase - Joshi, Soumya Gopal;Basalingappa, Kanthesh;Prasad, Nagalambika
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Tannase or tannin acyl hydrolase (E.C. 3.1.1.20) is an industrially necessary enzyme used in the food and pharmaceutical industry as well as in bioremediation processes. Fungi are one of the large producers of tannase among all microbes. Aspergillus alliaceous, a newly isolated fungal strain from the soil sample identified to produce tannase enzyme. Under optimized conditions, maximum tannase was produced by the submerged fermentation method. Tannase enzyme was produced in a selective medium called Czapek-Dox's minimal medium supplemented with tannic acid as a carbon source. Parameters of the…mehr

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Produktbeschreibung
Tannase or tannin acyl hydrolase (E.C. 3.1.1.20) is an industrially necessary enzyme used in the food and pharmaceutical industry as well as in bioremediation processes. Fungi are one of the large producers of tannase among all microbes. Aspergillus alliaceous, a newly isolated fungal strain from the soil sample identified to produce tannase enzyme. Under optimized conditions, maximum tannase was produced by the submerged fermentation method. Tannase enzyme was produced in a selective medium called Czapek-Dox's minimal medium supplemented with tannic acid as a carbon source. Parameters of the culture namely, pH, temperature, inoculum size were optimized for tannase production. Maximum production of the tannase was seen at 6.0 pH, 300C incubation temperature, and 0.5ml of inoculum size after 96hours of incubation time. The produced tannase was purified partially by the ammonium sulphate salt precipitation and dialysis. Enzyme with partial purification was subjected to the characterization of the enzyme. The characterization of the enzyme includes the effect of pH, temperature, temperature stability, and substrate on the enzyme.
Autorenporträt
La Dra. Nagalambika Prasad trabaja como profesora asistente en el Departamento de Microbiología de la Facultad de Ciencias de la Vida, JSS AHER, Mysuru. La investigación en el laboratorio se centra en varios aspectos entre las micorrizas y las plantas medicinales, así como en la investigación del efecto inhibidor de estos compuestos bioactivos sobre los microorganismos infecciosos.