在小麦中增强脱和产生生物活性化合物,通过优化Irpex lacteus发酵的灭菌方法
Peng Zhu1, Dongze Niu1, Sainan Zhang1
1Changzhou Key Laboratory of Biomass Green, Safe & High Value Utilization Technology, Institute of Urban and Rural Mining, Changzhou University, Changzhou 213164, China; National-Local Joint Engineering Research Center of Biomass Refining and High-Quality Utilization, School of Petrochemical Engineering, Changzhou University, Changzhou 213164, China.
Food chemistry
|September 29, 2023
概括
在酸性条件下对小麦进行巴氏化,可以促进Irpex lacteus的真菌降解,增加糖产量并改善生物活性化合物. 这种方法有效地用于基纤维素材料的真菌转化.
科学领域:
- 生物技术是生物技术.
- 微生物生物技术 微生物生物技术
- 农业科学 农业科学
背景情况:
- 小麦是一种具有菌转化潜力的纤维纤维生物质.
- 消毒方法在发酵过程中影响微生物活动和代谢物产量.
- 伊尔佩克斯乳腺菌 (Irpex lacteus) 是一种以其纤维细胞分解能力而闻名的真菌.
研究的目的:
- 调查不同灭菌技术对Irpex lacteus降解小麦的能力的影响.
- 评估绝育对生物活性化合物的产生和整体代谢物概况的影响.
- 确定最佳的灭菌方法,以有效地转化小麦的真菌.
主要方法:
- 小麦经历了不同的灭菌处理,包括在不同pH值下进行自封和消毒.
- 用Irpex lacteus进行的发酵持续了28天.
- 分析了红素降解,糖产量,总含量,抗氧化活性,微生物群体组成和代谢物概况.
主要成果:
- 在pH 4.5的巴氏杀菌显著降低了素含量 (16.0%21.7%) 和增加了糖产量 (83.30%96.35%).
- 自化样本显示了最低的总醇含量和抗氧化活性.
- 酸性巴氏杀菌有利于Bacillus的主导地位 (89.1%) 并改善了类似脂质分子的生产.
结论:
- 在酸性条件下 (pH4.5) 消毒是一种有效的灭菌策略,用于增强Irpex lacteus对小麦的真菌转化.
- 这种方法优化了红素的降解和糖的生产,同时积极影响了代谢物概况.
- 了解杀菌效应对于最大限度地提高真菌生物转化过程的效率至关重要.
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