最近在微藻中增强长链omega-3脂肪酸的产生方面取得了进展
Arti Kumari1, Sunil Pabbi2, Aruna Tyagi1
1Division of Biochemistry, ICAR - Indian Agricultural Research Institute, New Delhi, India.
Critical reviews in food science and nutrition
|June 26, 2023
概括
微藻提供了一种可持续的替代品,用于生产像EPA和DHA这样的omega-3脂肪酸. 研究重点是优化微藻种植,以增强长链欧米茄-3的生产,以改善人类健康.
科学领域:
- 生物技术是生物技术.
- 海洋生物学 海洋生物学
- 营养科学 营养科学
背景情况:
- 欧米茄-3脂肪酸,特别是EPA和DHA,对健康至关重要,但在人类中生物合成有限.
- 像鱼油这样的现有来源面临着可持续性和污染问题,推动了替代品的需求.
- 微藻因其产生高价值EPA和DHA的潜力而闻名.
研究的目的:
- 审查增强微藻中乙酸 (EPA) 和多可萨赫萨酸 (DHA) 生产的战略.
- 探索微藻作为长链omega-3脂肪酸的可持续和替代来源.
主要方法:
- 审查菌株选择和优化种植条件 (媒介,环境).
- 检查用于增强脂质生产的代谢和基因工程方法.
- 分析创新技术,如共同培养,纳米粒子应用和战略混合.
主要成果:
- 微藻为EPA和DHA生产提供了可行和可持续的来源.
- 包括基因工程和新种植方法在内的各种策略显示出增加产量的前景.
- 优化是克服当前生产瓶的关键.
结论:
- 微藻类是EPA和DHA的传统来源的有希望的替代品.
- 持续的研究和优化种植和工程策略对于大规模生产至关重要.
- 这种方法支持人类健康益处的可持续采购.
相关概念视频
Green Algae
60
Green algae, also referred to as chlorophytes, are different from red algae in having the chloroplasts containing chlorophylls a and b, which give them their distinct green hue. However, they lack phycobiliproteins, preventing them from developing the red or blue-green pigmentation seen in red algae. In terms of photosynthetic pigment composition, green algae closely resemble plants and share a close evolutionary relationship with them. Taxonomically Green algae belong to Phylum Chlorophyta in...
60
Overview of Algae
62
The kingdom Archaeplastida encompasses red and green algae, along with land plants. Unlike other protists with chloroplasts that arose through secondary endosymbiosis, only red and green algae originated from primary endosymbiotic events. This diverse group of eukaryotic organisms contains chlorophyll and performs oxygenic photosynthesis.Algae exist in various forms, from large brown kelp in coastal waters to green scum in puddles and stains on rocks or soil. Some species are responsible for...
62
Red Algae
65
Red algae, also known as rhodophytes, are primarily found in marine environments, though some species inhabit freshwater and terrestrial ecosystems. These organisms exist in both unicellular and multicellular forms, with some multicellular varieties reaching macroscopic sizes.As phototrophic organisms, red algae contain chlorophyll a; however, their chloroplasts lack chlorophyll b. Instead, they possess phycobiliproteins, which serve as major light-harvesting pigments, similar to those found in...
65
Other Algae
49
The group Stramenopiles include some phototrophic microorganisms. Members of this group possess flagella covered in numerous short, hairlike extensions, a feature that inspired the group's name, derived from the Latin words for "straw" and "hair." Some of the main categories of Stramenopiles include diatoms, golden algae, and brown algae.Diatoms are unicellular, photosynthetic eukaryotes, with over 200 known genera. They play a key role in the planktonic communities of both marine and...
49
Lipid Catabolism
95
Triglycerides serve as crucial long-term energy storage molecules in microorganisms, providing a dense source of metabolic energy. Their breakdown is mediated by lipases, which hydrolyze triglycerides into glycerol and free fatty acids. Each of these components follows distinct metabolic pathways, ultimately contributing to ATP synthesis and cellular energy homeostasis.Glycerol MetabolismGlycerol, released from triglyceride hydrolysis, is phosphorylated by glycerol kinase to form...
95


