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中国精品科技期刊2020
葛祎楠, 李斌, 常学东, 邹静. 板栗糯米清酒中氨基酸分析及其抗氧化活性[J]. 食品工业科技, 2019, 40(11): 40-45. DOI: 10.13386/j.issn1002-0306.2019.11.008
引用本文: 葛祎楠, 李斌, 常学东, 邹静. 板栗糯米清酒中氨基酸分析及其抗氧化活性[J]. 食品工业科技, 2019, 40(11): 40-45. DOI: 10.13386/j.issn1002-0306.2019.11.008
GE Yi-nan, LI Bin, CHANG Xue-dong, ZOU Jing. Analysis of Amino Acid and Antioxidant Activity in Chestnut-Rice Sake[J]. Science and Technology of Food Industry, 2019, 40(11): 40-45. DOI: 10.13386/j.issn1002-0306.2019.11.008
Citation: GE Yi-nan, LI Bin, CHANG Xue-dong, ZOU Jing. Analysis of Amino Acid and Antioxidant Activity in Chestnut-Rice Sake[J]. Science and Technology of Food Industry, 2019, 40(11): 40-45. DOI: 10.13386/j.issn1002-0306.2019.11.008

板栗糯米清酒中氨基酸分析及其抗氧化活性

Analysis of Amino Acid and Antioxidant Activity in Chestnut-Rice Sake

  • 摘要: 为进一步确定板栗糯米清酒的营养及保健价值,首先对酒样所含氨基酸种类及含量进行分析,然后通过与糯米清酒及不同抗氧化剂之间的比较,对板栗糯米清酒的亚油酸体系抗氧化性能、还原能力、金属螯合能力、清除DPPH自由基能力以及总酚含量等进行初步研究。结果表明,板栗糯米清酒中17种氨基酸含量均高于糯米酒中的氨基酸含量,其中天冬氨酸、苏氨酸、谷氨酸、丙氨酸、缬氨酸、异亮氨酸、亮氨酸、酪氨酸、苯丙氨酸的含量是糯米酒中的二倍以上。板栗糯米清酒具有抑制亚油酸自氧化的能力,抑制率可达到80.70%,还原能力较强,金属螯合活性较低为11.57%,DPPH自由基清除率达到38.67%,总酚含量约为187.1 μg/mL,板栗糯米清酒具有较强的抗氧化活性,优于相同工艺的糯米清酒。

     

    Abstract: In order to explore the nutrition and health value of chestnut-rice sake for further determination,the kinds and content of amino acids that in sake samples were analyzed first.Then,the lipid peroxides inhibition,reduction capacity,metal chelation capacity,total phenol content and DPPH free radical scavenging capacity of chestnut-rice sake were preliminarily researched by comparing with glutinous rice sake and different antioxidants.The results showed that the content of 17 kinds of amino acids in chestnut-rice sake was higher than that in rice sake,among which the content of aspartic acid,threonine,glutamic acid,alanine,valine,isoleucine,leucine,tyrosine and phenylalanine was more than twice that in rice sake.This wine had strong reduction ability and it can inhibit the self-oxidation of linoleic acid by 80.70%,and its metal chelation activity was 11.57%,the DPPH free radical scavenging rate reached 38.67%,and the total phenol content was about 187.1 μg/mL. Chestnut glutinous rice sake had stronger antioxidant properties than glutinous rice sake with the same technology.

     

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