利用酒厂的消耗谷物作为可持续的抗氧化源,以提高在多重压力下酵母耐受性
Qing Li1, Huirong Yang2, Chao Cheng1
1School of Food Science and Engineering, South China University of Technology, Guangzhou 510640, China.
Food chemistry
|November 15, 2025
概括
酒的消耗谷物 (BSG) 可以用于制造抗氧化,改善酵母耐压力. 这项研究支持可持续造实践,并提升BSG副产品的价值.
科学领域:
- 生物技术是生物技术.
- 食品科学 食品科学 食品科学
- 可持续化学 可持续化学
背景情况:
- 酒的花费谷物 (BSG) 是酒行业的主要副产品.
- 价值化BSG可以减少对环境的影响,并创造增值产品.
- 酵母对各种压力的耐受性对于高效的发酵过程至关重要.
研究的目的:
- 调查BSG衍生的源的潜力,以提高酒师的酵母耐受性.
- 识别和描述BSG中的抗氧化,对酵母有益.
- 探索BSG在酒行业的可持续应用.
主要方法:
- 制备和分化BSG蛋白水解剂 (BSGPH).
- 评估酵母对乙醇,氧化和透压力的耐受性,在用BSG分数进行预培养后.
- 使用RP-HPLC进行净化和鉴定.
- 在体外和细胞抗氧化剂活性测定,包括ABTS清理.
- 对新型抗氧化的分子对接模拟.
主要成果:
- BSGPH和纯化的抗氧化显著改善了酵母对乙醇,氧化和透压力的耐受性.
- 乙醇沉水解剂 (BH-95S) 和其G15-B分量由于其低分子量和高抗氧化能力,显示出卓越的生物活性.
- 一个特定的部分 (BP-R8) 呈现出高的ABTS清理活性,并含有417个.
- 两种新型抗氧化,LDWGPH和FVY,在体外和细胞中表现出强大的抗氧化活性.
结论:
- BSG是抗氧化的宝贵来源,可以增强酒师的酵母耐受性.
- 已识别的 (LDWGPH,FVY) 为改善在压力条件下的酵母性能提供了有前途的应用.
- 这项研究促进了BSG的价值化,有助于减少酒厂的碳排放和可持续实践.
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