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| 15种糜子壳粉的多酚类化合物的抗氧化活性 | |
| 引用本文： | 臧 盛,杨联芝,王 敏,程炳文,李海萍. 15种糜子壳粉的多酚类化合物的抗氧化活性[J]. 西北农业学报, 2010, 19(9): 139-143 |
| 作者姓名： | 臧 盛 杨联芝 王 敏 程炳文 李海萍 |
| 作者单位： | 1. 西北农林科技大学,食品科学与工程学院,陕西杨凌,712100 2. 中州大学,郑州,450044 3. 宁夏固原市农科所,宁夏固原,756000 |
| 基金项目： | "十一五"国家科技支撑计划项目 |
| 摘 要： | 以15个糜子品种干燥种子为原料,对糜子壳粉中多酚类物质的含量及抗氧化活性进行研究。结果表明,在15个糜子样品中,壳粉中酚含量(以对应的没食子酸量表示)为9.357 3~19.092 9 mg/g,且主要以结合酚的形式存在;壳粉中黄酮含量以对应的芦丁量表示为0.247 9~0.682 4 mg/g,且主要以游离黄酮形式存在;糜子外壳颜色越深,其自由酚含量与自由黄酮含量越高。糜子壳粉中不同存在形式的多酚物质均具有抗氧化活性,其组分构成有明显差异。 |
| 关 键 词： | 糜子 外壳 多酚 黄酮 抗氧化能力 |
Antioxidant Activity, Phenolic Compounds Content of Fifteen Strains of Proso Millet Pericarp |
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| ZANG Sheng,YANG Lianzhi,WANG Min,CHENG Bingwen and LI Haiping. Antioxidant Activity, Phenolic Compounds Content of Fifteen Strains of Proso Millet Pericarp[J]. Acta Agriculturae Boreali-occidentalis Sinica, 2010, 19(9): 139-143 | |
| Authors: | ZANG Sheng YANG Lianzhi WANG Min CHENG Bingwen LI Haiping |
| Affiliation: | ZANG Sheng1,YANG Lianzhi2,WANG Min1,CHENG Bingwen3 and LI Haiping1(1.College of Food Science and Engineering,Northwest A&F University,Yangling Shaanxi 712100,China,2.Zhongzhou University,Zhengzhou 450044,3.Agricultural Science Institute,Guyuan Ningxia 756000,China) |
| Abstract: | Fifteen proso millet varieties with different color of seed pericarp were employed to study the contents and antioxidant activities of phenolic compounds in their seed pericarp.Results showed as follows:in fifteen proso millet varieties,total phenolic compounds contents in 1g whole pericarp flour ranged from 9.357 3 to 19.092 9 mg gallic acid,while most of the phenolic compounds in pericarp were in the bound form.Total flavonoid contents in 1g whole pericarp flour ranged from 0.247 9 to 0.682 4 mg rutin;The... |
| Keywords: | Proso millet Pericarp Phenolic compound Flavonoid Antiocidant |
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