由Rhodosporidium toruloides-7191使用木材水解剂进行食批量脂质生产.
Lachi Wankhede1, Bridget Signe Price2, Carlos Saul Osorio-González3
1Department of Civil Engineering, Lassonde School of Engineering, York University, North York, Toronto, ON, M3J 1P3, Canada.
Bioprocess and biosystems engineering
|July 19, 2025
概括
Rhodosporidium toruloides-7191有效地生产脂质和胡卜素,使用可持续原料木质水解盐. 这种酵母在工业生物燃料和生物产品生产方面显示出前景.
科学领域:
- 生物技术和生物工程 生物技术和生物工程
- 微生物发酵 微生物发酵
- 可持续化学 可持续化学
背景情况:
- 对可持续生物燃料和生物产品的需求不断增长,需要高效的微生物生产系统.
- 与木材水解酸盐一样,红纤维素生物质提供了一个具有成本效益和丰富的可再生碳来源.
- Rhodosporidium toruloides是一种以其油性能力而闻名的酵母.
研究的目的:
- 评估木材水解剂作为由Rhodosporidium toruloides-7191.1.产生脂质和胡卜素的基质.
- 在生物反应堆中使用料批培养策略优化生产.
- 评估产生的脂质对于生物柴油应用的适用性.
主要方法:
- 在3L生物反应器中进行Rhodosporidium toruloides-7191的料批量培养.
- 使用木材水解剂作为主要的碳来源.
- 脂质和胡卜素产量的分析,以及脂肪酸组成.
主要成果:
- 最大脂质产量达到22.33g/L,总脂质积累率为57.9%.
- 总的胡卜素产量达到了4.23 mg/L.
- 富含酸,油酸和棕酸的脂肪酸,适用于生物柴油.
结论:
- Rhodosporidium toruloides-7191是一种可行的微生物,可以从木材水解液中产生脂质和胡卜素.
- 养批量种植有效地支持目标化合物的高产量.
- 这种方法促进了生物燃料和高价值生物产品的可持续工业规模生产.
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