Antioxidant activities of extractions were determined by chemical methods to produce superoxide free radicals, hydroxide free radicals and lipid peroxide of rat liver microsome.

• 采用化学方法产生超氧阴离子自由基、羟自由基和小鼠肝匀浆液脂质过氧化体系对提取物进行抗氧化活性检测,研究其清除自由基和抑制脂质过氧化能力的差异。