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Synergistic regulatory effects of Ulva sp. and Sargassum horneri aqueous extracts prepared by subcritical method on the growth and metabolism of Chlorella sp.

Year: 2025
Type: article
Abstract: 为协同解决黄海藻华资源化利用与微藻高效培养的难题,本研究创新性地将亚临界法提取的绿潮藻(Ulva sp.)和金潮铜藻(Sargassum horneri)水提物作为培养基添加剂,探究其对淡水小球藻(Chlorella sp.)生长及代谢的调控作用。结果表明,浒苔提取物对小球藻(Chlorella sp.)生长的促进作用显著优于铜藻提取物及传统乙酸钠组。当浒苔提取物添加浓度为3.6 g/L时,培养至第36天,藻液细胞密度、生物量、叶绿素a 及类胡萝卜素含量分别达到空白对照组的1.8倍、5.7倍、5.0倍和3.7倍,总糖与可溶性蛋白产量亦提升至7.1倍和6.7倍。本研究证实黄海藻华提取物作为低成本培养基的可行性,为藻华灾害治理与微藻产业化提供了“以废治废”的新策略。
Language: English
Field: Energy
Open Access status: bronze
OpenAlex ID: W7125400589
FWCI:
Cites: 28
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