生物塑料生产中的微藻:综合性审查
Yukta Arora1, Shivika Sharma2, Vikas Sharma1
1Department of Molecular Biology and Genetic Engineering, School of Bioengineering and Biosciences, Lovely Professional University, Phagwara, Jalandhar, Punjab India.
Arabian journal for science and engineering
|June 2, 2023
概括
微藻为塑料污染提供了一个可持续的解决方案,为以石油为基础的塑料提供了可生物降解的替代品. 研究探讨通过创新的生物工程和遗传工具优化微藻生物塑料生产.
科学领域:
- 生物技术是生物技术.
- 环境科学 环境科学
- 材料科学 材料科学 材料科学
背景情况:
- 全球对塑料需求的增加加剧了由于低回收率和非生物降解性而造成的污染.
- 预计到2050年,以石油为基础的塑料将消耗全球20%的石油,需要可持续的替代品.
- 来自微藻的生物塑料是一种环保无害的溶液,碳足迹和毒性降低.
研究的目的:
- 审查目前从微藻种生产生物塑料的技术.
- 确定微藻生物塑料生产过程中的优化机会.
- 探索微藻作为可持续生物聚合物的原料的潜力.
主要方法:
- 关于微藻生物塑料生产策略的现有文献的审查.
- 讨论"与混合" (藻类生物质与生物塑料/粉) 和"无混合" (藻类作为聚酸酸的原料) 方法.
- 强调先进的生物工程和基因工具 (如CRISPR-Cas9.9) 的作用.
主要成果:
- 微藻很丰富,在废水中很容易培养,并且拥有适合生物聚合物合成的多糖体.
- 从藻类生物质生产生物塑料的两个主要策略是"有混合"和"没有混合".
- 基因工程可以增强微藻菌株中的多基酸盐 (PHA/PHB) 积累.
结论:
- 微藻生物塑料为传统塑料提供了一个可持续和可生物降解的替代品.
- 优化生产技术和利用先进的遗传工具对于微藻有效生物塑料开发至关重要.
- 对重组微藻菌株的进一步研究可以显著增加生物聚合物产量.
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