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Studies on the extraction of polysaccharides sulfate from three algae and their scavenging activity on free radicals
Author(s): 
Pages: 33-36
Year: Issue:  3
Journal: CHINESE JOURNAL OF MARINE DRUGS

Keyword:  抗氧化紫菜海带羊栖菜;
Abstract: 目的通过对紫菜、海带、羊栖菜3种藻类硫酸多糖进行提取和体外活性检测,以期筛选出具有一定开发潜力的抗氧化剂.方法以稳定自由基(DPPH)等抗氧化检测方法对提取物进行抗氧化活性的测定.结果 3种硫酸多糖均有不同程度的抗氧化活性,但它们之间的抗氧化活性大小差异较大,并且用不同溶剂提取的硫酸多糖抗氧化活性也有差异.结论水提的羊栖菜硫酸多糖(SPS)具有较强抗氧化活性.
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