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OLIgo Mass Profiling OLIMP of Extracellular Polysaccharides
Published on: June 20, 2010
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由Streptomyces sp.产生的西兰酶的统计优化和部分表征. S1M3I 使用橄果汁作为发酵基质
Lamia Medouni-Haroune1, Sonia Medouni-Adrar2, Aicha Asma Houfani3
1Centre de Recherche en Technologies Agroalimentaires, Route de Targa Ouzemmour, Campus Universitaire, 06000, Bejaia, Algeria. lamia.medouni@crtaa.univ-bejaia.dz.
Applied biochemistry and biotechnology
|July 17, 2023
概括
这项研究优化了Streptomyces sp.的西兰酶产生. S1M3I使用橄果汁. 响应表面方法实现了最大的酶产量,这对于生物技术应用至关重要.
科学领域:
- 微生物学 微生物学
- 酶学 是一种酶学.
- 生物技术是生物技术.
背景情况:
- 克西兰酶是分解植物生物质的主要成分 - - 克西兰的必需酶.
- Streptomyces 种类是众所周知的各种工业酶的生产者,包括西兰酶.
- 优化西兰酶生产对于具有成本效益的工业应用至关重要.
研究的目的:
- 为了优化Streptomyces sp.的西兰酶生产. S1M3I使用橄果汁作为基板.
- 为了部分描述产生的西兰酶.
- 为生物技术目的确定最大限度地提高酶产量的最佳条件.
主要方法:
- 在水中发酵的Streptomyces sp. S1M3I使用橄果汁.
- 一个因素一次的方法来研究各种参数 (化时间,pH,温度,碳/来源,注射剂大小).
- 响应表面方法 (RSM) 使用Box-Behnken设计来优化主要因素.
主要成果:
- 在最佳条件下 (pH7.4,40°C,3%橄果汁,0.3%硫酸) 达到11.28U/mL的最大氧化酶产量.
- 生产的西兰酶对低粘度小麦阿拉比诺基兰具有很高的活性.
- 紫外线分析发现了两个西兰酶,Xyl-1 (24.14 kDa) 和Xyl-2 (27 kDa).
结论:
- 优化的发酵条件显著增强了Streptomyces sp.的西兰酶产量. 这是S1M3I.
- 描述的西兰酶具有各种生物技术应用的潜力.
- 进一步的研究可以利用这些发现来提高工业酶生产产量.
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