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从 Bacillus subtilis 进行多酶生产和化封装,用于稳定的料添加剂
Hamza Rafeeq1, Muhammad Anjum Zia2, Muhammad Shahid3
1Department of Biochemistry, University of Agriculture Faisalabad, Faisalabad, 38040, Punjab, Pakistan. Butt.hamza2014@gmail.com.
Scientific reports
|December 19, 2025
概括
酸封装显著提高了微生物酶的稳定性和性能,如来自Bacillus subtilis的蛋白酶,脂酶,细胞酶和氨酶. 这种方法提高了酶的稳定性,可用于动物料丰富.
科学领域:
- 生物技术是生物技术.
- 酵素工程是什么? 酶工程是什么
- 微生物发酵 微生物发酵
背景情况:
- 微生物酶对于改善牲畜料消化能力至关重要.
- 主要挑战包括高生产成本和在加工和储存条件下酶稳定性差.
- 开发强大的酶对于在动物营养中有效应用至关重要.
研究的目的:
- 优化 Bacillus subtilis 的四种必需酶 (蛋白酶,脂酶,细胞酶,氨酶) 的同时产生.
- 通过酸盐封装来增强这些酶的稳定性和性能.
- 评估封装对酶活性,pH,温度范围和储存稳定性的影响.
主要方法:
- 使用响应表面方法来优化蛋白酶,脂酶,细胞酶和氨酶的产生.
- 纯化的酶被封装在酸盐珠中.
- 评估了自由酶和封装酶的酶活性,pH/温度最佳值和储存稳定性.
主要成果:
- 从单一的Bacillus subtilis菌株中实现了四种关键酶的优化生产.
- 酸封装成功增强了酶的运行稳定性.
- 封装酶在30天4°C后表现出更广泛的活性pH和温度范围,并改善了储存稳定性 (60-74%的活性保留) 与自由酶相比 (34-42%的活性保留).
结论:
- 酸盐封装是一种有效的策略,可以提高微生物酶的强度和保质期.
- 从一个菌株同时优化和稳定多个酶为料应用提供了一种新的方法.
- 需要进一步的体内研究来验证这些稳定酶在家禽料中的有效性.
关键词:
阿尔金酸盐是一种酸盐.这种细菌是 Bacillus subtilis.标志性描述 标志性描述封装封装是一种封装.酶稳定酶的稳定性优化优化 优化优化禽类料预混合物 禽类料预混合物响应表面的方法 响应表面方法更多相关视频
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