L. and its polysaccharide possess certain antisenile effects.
说明拘杞及其多糖具一定的抗（延绥）衰老作用。
The results showed that all phenolic extracts possess certain antioxidant activity, and the effects depend on the dose in the range of experimental concentration.
结果表明沙苑子酚类提取物均具有一定的抗氧化能力，在实验浓度范围内呈现一定的量效关系。
The results showed that all phenolic extracts possess certain antioxidant activity, and the effects depend on the dose in the range of experimental concentration.
结果表明沙苑子酚类提取物均具有一定的抗氧化能力，在实验浓度范围内呈现一定的量效关系。
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