|本期目录/Table of Contents|

[1]段思宇,陈庚,高青青,等.雪胆多酚的稳定性及其对α-淀粉酶的抑制作用[J].江苏农业科学,2021,49(9):167-171.
 Duan Siyu,et al.Stability and inhibition to α-amylase activity of polyphenols from Hemsleya chinensis[J].Jiangsu Agricultural Sciences,2021,49(9):167-171.
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雪胆多酚的稳定性及其对α-淀粉酶的抑制作用(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第49卷
期数:
2021年第9期
页码:
167-171
栏目:
贮藏加工与检测分析
出版日期:
2021-05-05

文章信息/Info

Title:
Stability and inhibition to α-amylase activity of polyphenols from Hemsleya chinensis
作者:
段思宇1 陈庚12 高青青12 郭兆宽12 段柯兆3 张广辉1 杨生超1 赵艳12
1.云南农业大学西南中药材种质创新与利用国家地方联合工程研究中心/云南省药用植物生物学重点实验室,云南昆明 650201;2.云南农业大学农学与生物技术学院,云南昆明 650201; 3.云南柯兆生物科技有限公司,云南昆明 650200
Author(s):
Duan Siyuet al
关键词:
雪胆多酚稳定性α-淀粉酶抑制作用金属离子
Keywords:
-
分类号:
R284
DOI:
-
文献标志码:
A
摘要:
采用Folin-Ciocalte法测定雪胆中的多酚含量,研究金属离子和温度对多酚稳定性的影响,并分析多酚对 α-淀粉酶活性的抑制作用和抑制类型。结果表明,Mn2+、Fe2+、Fe3+和Cu2+对多酚具有破坏作用,其中Mn2+对多酚的破坏作用最显著;温度过高或者过低不利于多酚的保存,温度在25~45 ℃多酚保存效果最佳;酶促动力学研究表明,雪胆多酚对α-淀粉酶具有抑制作用,其抑制作用类型为可逆竞争性抑制,表明雪胆具有开发为辅助降糖保健食品或药品的价值。
Abstract:
-

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备注/Memo

备注/Memo:
收稿日期:2020-09-25
基金项目:国家自然科学基金(编号:81960691);云南省重大科技专项(编号:2018ZF011、2019ZF011)。
作者简介:段思宇(1997—),女,云南昆明人,主要从事药用植物学研究。Tel:(0871)65220462;E-mail:1445857408@qq.com。
通信作者:赵艳,博士,副教授,主要从事药用植物学研究。Tel:(0871)65220462;E-mail:zhaoyankm@126.com。
更新日期/Last Update: 2021-05-05