Study on the DPPH scavenging activity of different solvent extracts from Cercis tenuifolia
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Last Update: 2014-11-22
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Source: Internet
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Author: User
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Recently, researchers from Xiyuan Hospital, Chinese Academy of traditional Chinese medicine, published a paper to study the antioxidative activity of the extract of Schizonepeta tenuifolia in vitro through DPPH free radical scavenging experiment The results showed that there was a significant dose effect relationship between DPPH free radical scavenging rate and sample concentration, and the extracts had strong antioxidant capacity This article was published in the 8th issue of the Journal of cardio cerebrovascular disease of Integrated Chinese and Western medicine in 2014 Petroleum ether, dichloromethane, ethyl acetate, n-butanol and ethanol were used to extract the extracts of Schizonepeta tenuifolia Each component was prepared into a solution with appropriate dilution ratio The antioxidant activity of each component was determined by DPPH method, and the IC50 of each component was calculated The extracts of dichloromethane, ethyl acetate, ethanol, n-butanol and petroleum ether from Schizonepeta tenuifolia all had the effect of scavenging DPPH radical.
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