在完全控制的封闭系统中培养的五种藻类的化学成分和抗氧化潜力
Paulo Nova1, Ana Pimenta-Martins1, Élia Maricato2
1CBQF-Centro de Biotecnologia e Química Fina-Laboratório Associado, Escola Superior de Biotecnologia, Universidade Católica Portuguesa, Rua Diogo Botelho 1327, 4169-005 Porto, Portugal.
Molecules (Basel, Switzerland)
|June 28, 2023
概括
像Fucus vesiculosus这样的可食用海藻提供丰富的营养和抗氧化特性. 由于其富可伊丹含量和抗氧化活性,Fucus vesiculosus显示出了健康和食品应用的最大潜力.
科学领域:
- 海洋生物学 海洋生物学
- 食品科学 食品科学 食品科学
- 营养生物化学 营养生物化学
背景情况:
- 可食用大藻因其营养价值和生物活性化合物而越来越受欢迎.
- 控制的种植系统提供了高质量的海洋生物质的可持续来源.
- 了解化学成分和抗氧化能力对于提升海藻的价值至关重要.
研究的目的:
- 为了确定五种食用宏藻类物种的化学成分和抗氧化剂特征.
- 为了比较在封闭系统中种植的大藻类的营养和生物活性特性.
- 识别具有重要的健康,食品和工业应用潜力的大藻类.
主要方法:
- 对蛋白质,碳水化合物和脂肪含量的近似分析.
- 对矿物质含量 (Ca,Mg,K,Mn,Fe) 的元素分析.
- 多糖类的表征 (,酸盐,富科伊丹,乌尔万).
- 使用DPPH和ABTS测试进行抗氧化活性评估.
- 含量测定 含量测定.
主要成果:
- 大藻类表现出不同的营养特征,包括蛋白质 (12.441.8%),碳水化合物 (27.642.0%),以及矿物质 (Ca,Mg,K,Mn,Fe).
- 多糖化合物的成分各不相同,其中Gracilaria gracilis和Porphyra dioica富含亚格类糖,Alginates/fucoidans中的Fucus vesiculosus和Ulva rigida中的Ulvans.
- 福克斯水类植物表现出更高的多糖含量 (fucoidans),更高的总和更强的抗氧化活性 (DPPH,ABTS).
结论:
- 研究的藻具有有利的营养和矿物质特征.
- 由于其高富可伊丹含量和抗氧化能力,Fucus vesiculosus作为一种功能成分具有显著的潜力.
- 这些发现支持在各种健康,食品和工业领域使用培养的海洋大藻.
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