| 多酚类物质和金属离子对火龙果果皮色素稳定性的影响 |
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| 引用本文： | 庄明珠,刘青茹,李婉霞,章旋,林仁望,韦庆益.多酚类物质和金属离子对火龙果果皮色素稳定性的影响[J].现代食品科技,2011,27(11):1320-1324. |
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| 作者姓名： | 庄明珠 刘青茹 李婉霞 章旋 林仁望 韦庆益 |
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| 作者单位： | 华南理工大学轻工与食品学院,广东广州,510640 |
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| 基金项目： | 广东省大学生创新实验项目(S1010561062) |
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| 摘 要： | 本试验以火龙果果皮色素为原料,以不同金属离子损伤火龙果果皮色素为基础,进而研究不同多酚类物质对金属离子损伤火龙果果皮色素的护色作用.结果表明Fe3+、Al3+和Cu2+对该色素的损伤较大,多酚类物质中抗坏血酸的护色效果最优.
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| 关 键 词： | 火龙果果皮色素 金属离子损坏作用 多酚类物质保护作用 |
Effects of Polyphenols and Metal Ions on the Stability of Pigment from Pitaya |
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| ZHUANG Ming-zhu,LIU Qing-ru,LI Wang-xia,ZHANG Xuan,LIN Ren-wang,WEI Qing-yi.Effects of Polyphenols and Metal Ions on the Stability of Pigment from Pitaya[J].Modern Food Science & Technology,2011,27(11):1320-1324. |
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| Authors: | ZHUANG Ming-zhu LIU Qing-ru LI Wang-xia ZHANG Xuan LIN Ren-wang WEI Qing-yi |
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| Affiliation: | ZHUANG Ming-zhu,LIU Qing-ru,LI Wang-xia,ZHANG Xuan,LIN Ren-wang,WEI Qing-yi(College of Light Industry and Food Sciences,South China University of Technology,Guangzhou 510640,China) |
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| Abstract: | In this paper,the pigment of pitaya was treated by the different metal ions and the protecting effect of polyphenols on the pigment was also studied.The results showed that Fe3+,Al3+ and Cu2+ displayed a great damage to the pigment,and the protecting effect of vitamin C on pigment was better than those of the other polyphenols. |
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| Keywords: | pigment from the skin of pitaya pigment damage from metal ions protection of polyphenols |
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