自发建立的合成酵母社区改善了生物生产
Simran Kaur Aulakh1,2, Lara Sellés Vidal3, Eric J South3
1Molecular Biology of Metabolism Laboratory, The Francis Crick Institute, London, UK.
Nature chemical biology
|May 29, 2023
概括
研究人员发现,某些酵母辅食菌可以自发地形成合作社区,改善生物技术过程. 这一发现绕过了在酵母合成中进行广泛基因工程的需要.
科学领域:
- 微生物学 微生物学
- 合成生物学 合成生物学
- 生物技术是生物技术.
背景情况:
- 营养共同依赖 (合成) 提供了通过合作的细胞类型来改善生物技术过程的潜力.
- 设计酵母合成菌群体通常需要广泛的基因操纵,因为辅食菌之间的自发合作生长有限.
研究的目的:
- 为了系统地选自发性突变性社区形成的Saccharomyces cerevisiae删除突变性突变性突变.
- 描述已识别的同位素共同种植的稳定性和生长动态.
- 探索在这些社区内分裂代谢途径以提高生产的潜力.
主要方法:
- 高通量表型查对对辅性性Saccharomyces cerevisiae删除突变组合.
- 对于选定的共同种植的稳定性和增长动态的表征.
- 引入分裂的代谢途径到辅食性对来评估生产增强.
主要成果:
- 鉴定了49种辅助性Saccharomyces cerevisiae突变体的双对组合,这些突变体自发地形成了协同,协同的社区.
- 证明,一个托辅助的对交换成长的中间途径,而不是最终产品.
- 成功实施分裂的马龙半化生物合成途径,导致产量增加.
结论:
- 在没有广泛的基因工程的情况下,在Saccharomyces cerevisiae辅食菌中可以形成自发的稳定缩.
- 在合作的物种内社区中分工具有重要的生物技术潜力.
- 这项工作为设计更高效的微生物细胞工厂使用自然合作相互作用提供了基础.
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