从波兰的树林中分离出来的红酵母生物技术潜力
Anna M Kot1, Paulina Laszek2, Marek Kieliszek2
1Department of Food Biotechnology and Microbiology, Institute of Food Sciences, Warsaw University of Life Sciences, Nowoursynowska 159C, 02-776, Warsaw, Poland. anna_kot@sggw.edu.pl.
Biotechnology letters
|April 30, 2024
概括
波兰的树森林产生了各种红酵母菌株,具有显著的生物技术潜力,包括高碳化合物和脂质生产. 这些酵母还表现出抗菌性质,突出了它们的价值.
科学领域:
- 微生物学 微生物学
- 生物技术是生物技术.
- 菌类学 菌类学是指菌类学.
背景情况:
- 红酵母以生产有价值的化合物而闻名.
- 树 (Betula pendula) 在波兰森林中很常见.
- 评估自然来源的微生物潜力对于生物技术至关重要.
研究的目的:
- 为了从波兰树排泄物中分离红酵母菌株.
- 评估分离红酵母的生物技术能力.
- 为了识别酵母菌株的高生产的胡卜素,脂质和外聚糖.
主要方法:
- 从树汁,树皮和粘液排泄物中分离红酵母.
- 使用分类学方法识别酵母菌种.
- 胡卜素,脂质和外聚糖生物合成的量化.
- 对脂溶性,氨溶性和蛋白溶性活性进行检测.
- 对病原菌菌的抗微生物活性测试.
主要成果:
- 他们分离了24种红酵母菌株,其中Rhodotorula mucilaginosa,Rhodosporidiobolus colostri,Cystrofilobasidium capitaum,Phaffia rhodozyma和Cystobasidium psychroaquaticum是主要的.
- R. mucilaginosa CMIFS 004获得了最高的胡卜素产量 (5.04毫克L-1).
- P. rhodozyma菌株产生了最多的脂质 (高达5.40g L-1),而R. glutinis CMIFS 103产生了最多的外聚糖 (3.75g L-1).
- 11个菌株表现出脂解活性,9个菌株表现出氨解活性,2个菌株表现出蛋白解活性.
- 罗多托鲁拉酵母表现出明显抑制病原性菌生长.
结论:
- 银树排泄物是红酵母的丰富来源.
- 孤立的红酵母菌株具有多样化和有价值的生物技术潜力.
- 特定菌株在生产胡卜素,脂质和外聚糖类方面显示出对工业应用的希望.
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