厚朴酚与和厚朴酚清除DPPH·的作用  

Study on DPPH·-scavenging activities of Magnolol and Honokiol

作　　者：保志娟[1] 杨雪琼[1] 邹永明[1] 苗兆涛[1] 马志刚[1] 丁中涛[1] 

机构地区：[1]云南大学化学系,云南昆明650091

出　　处：《云南大学学报（自然科学版）》2005年第1期60-63,共4页Journal of Yunnan University(Natural Sciences Edition)

基　　金：国家自然科学基金资助项目(30260014);云南中青年学术和技术带头人后备人才培养基金资助项目(YP0024).

摘　　要：采用DPPH·法,以芦丁为对照品,在无水乙醇和乙醇-水介质中对厚朴酚与和厚朴酚进行了自由基清除活性的初步研究.结果表明,厚朴酚与和厚朴酚都具有自由基清除活性.此外,初步探讨了其自由基清除活性反应机理.The free radical scavenging action of Magnolol and Honokiol in ethanol and ethanol-water,with DPPH·test comparing to rutin were studied.The result showed that Magnolol and Honokiol have radical scavenging activities.Furthermore,the mechanism of free radical scavenging reactions of Magnolol and Honokiol were proposed.

关 键 词：和厚朴酚 自由基清除 DPPH 活性 对照品 性反应 无水乙醇 乙醇-水 芦丁 

分 类 号：R286.0[医药卫生—中药学] R285[医药卫生—中医学]