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COMPARATIVE STUDY ON FREE RADICAL SCAVENGING ACTIVITIES OF 45 FRESH FLOWERS
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF APPLIED & ENVIRONMENTAL BIOLOGY
- Issue:
- 6
- DOI:
- 10.3321/j.issn:1006-687X.2004.06.005
- Key Word:
- 花器官;自由基;多酚;黄酮
Abstract： 比较了45种花卉粗提液对DPPH·、O-·2 、·OH的清除能力,及其与多酚、黄酮含量的关系,发现红玫瑰粗提液对不同自由基的清除能力较强,不同花卉粗提液对DPPH·的清除能力与多酚含量呈显著正相关(r=0.880),但与黄酮含量不呈明显相关关系(r=0.367).1.00 mg红玫瑰鲜花对DPPH·的清除能力相当于18.74 μg Vc,对O·2的清除能力相当于39.82 μg Vc,对·OH的清除能力亦优于Vc. 图3 表1 参25
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