Structural and genetic insights into a poly-γ-glutamic acid with in vitro antioxidant activity of Bacillus velezensis VCN56
Autor: | Ngoc Tung Quach, Thi Hanh Nguyen Vu, Thi Thu An Nguyen, Hoang Ha, Phu-Ha Ho, Son Chu-Ky, Lan-Huong Nguyen, Hai Van Nguyen, Thi Thu Thuy Thanh, Ngoc Anh Nguyen, Hoang Ha Chu, Quyet-Tien Phi |
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Rok vydání: | 2022 |
Předmět: | |
Zdroj: | World journal of microbiologybiotechnology. 38(10) |
ISSN: | 1573-0972 |
Popis: | Poly-γ‑glutamic acid (γ‑PGA) produced by Bacillus species is a natural biopolymer, which is widely used in various fields including food, pharmaceuticals, and cosmetics. In this study, the screening of 19 Bacillus isolates derived from traditionally fermented foods revealed that Bacillus velezensis VCN56 was the most potent γ‑PGA producer. The maximum concentration of crude γ‑PGA was 32.9 ± 1.5 g/L in the PGA-3 medium containing glycerol, citric acid, sodium glutamate, NH |
Databáze: | OpenAIRE |
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