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Antioxidant Activity of Polysaccharide from Dictyophora rubrovalvata

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Author:
No author available
Journal Title:
Natural Product Research and Development
Issue:
8
DOI:
10.3969/j.issn.1001-6880.2012.08.025
Key Word:
红托竹荪;多糖;抗氧化活性

Abstract: 本文采用DPPH自由基、羟自由基及超氧阴离子自由基体系对红托竹荪多糖的抗氧化活性进行了研究,并同Vc和BHT进行了比较.结果表明,在0.2~1.2 mg/mL质量浓度范围内,红托竹荪多糖对DPPH自由基、羟自由基、超氧阴离子自由基的半数清除率(EC50)值分别为1.468、2.580和2.330,抗氧化活性稍强于BHT,但弱于VC.

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