Effects of Dihydromyricetin on Antioxidant Activity and Flavor Substances of Pear Wine

In order to promote the process of sulfur reduction and quality enhancement of pear wine and promote the application of natural antioxidants in pear wine, Dihydromyricetin (DMY) was used alone or in combination with SO2 to be an alternative for sulfur dioxide in Korla fragrant pear wine fermentation...

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Main Authors: Yi MA, Kangjie YU, Xiongjun XIAO, Liming XIE, Ziyun WEI, Rong XIONG, Xiao YU, Huiling HUANG
Format: Article
Language:zho
Published: The editorial department of Science and Technology of Food Industry 2023-05-01
Series:Shipin gongye ke-ji
Subjects:
Online Access:http://www.spgykj.com/cn/article/doi/10.13386/j.issn1002-0306.2022100292
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author Yi MA
Kangjie YU
Xiongjun XIAO
Liming XIE
Ziyun WEI
Rong XIONG
Xiao YU
Huiling HUANG
author_facet Yi MA
Kangjie YU
Xiongjun XIAO
Liming XIE
Ziyun WEI
Rong XIONG
Xiao YU
Huiling HUANG
author_sort Yi MA
collection DOAJ
description In order to promote the process of sulfur reduction and quality enhancement of pear wine and promote the application of natural antioxidants in pear wine, Dihydromyricetin (DMY) was used alone or in combination with SO2 to be an alternative for sulfur dioxide in Korla fragrant pear wine fermentation. The free radical scavenging rate, total phenol contents, total flavonoid contents, wine color and volatile flavour components of the pear wine were measured, and the effects of DMY on antioxidant activity and flavor substances of pear wine were studied. The results showed that there was no significant difference in the basic physical and chemical indexes of pear wine among all groups (P>0.05), and the fermentation could be completed normally. In the H4 group, antioxidant activity were significantly higher than the control and other groups, the radical clearance rate of DPPH and ABTS+ was 70.08% and 95.89% respectively. The use of DMY alone or in combination with SO2 could promote the production of total phenols and total flavonoids (P<0.05). In addition, DMY had a great influence on the volatile flavor compounds of pear wine, and the higher concentration of DMY was more beneficial to the formation of the main aroma compounds. The combined use of DMY and SO2 could also increased the variety and total amount of volatile compounds. Among them, 24 species of volatile flavour components were detected in H3 group, and the total content was 11846.14 μg/L. Compared with the CK group, the contents of ethyl acetate and ethyl octanoate increased by 107.61, 420.27 μg/L, respectively. Generally speaking, the H3 group with relatively high content of total phenols and strong aroma component, showed strong stablility and its sensory evaluation score was as high as 85.7. The mixed use of DMY and SO2 has the best comprehensive effect in inhibiting browning and promoting total phenol. Proper amount of DMY could increase and improve the aroma components of fragrant pear wine and improve its quality.
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spelling doaj.art-e4cee8bb01684bc498f9003fefbaeda42023-08-24T06:01:38ZzhoThe editorial department of Science and Technology of Food IndustryShipin gongye ke-ji1002-03062023-05-01441010711510.13386/j.issn1002-0306.20221002922022100292-10Effects of Dihydromyricetin on Antioxidant Activity and Flavor Substances of Pear WineYi MA0Kangjie YU1Xiongjun XIAO2Liming XIE3Ziyun WEI4Rong XIONG5Xiao YU6Huiling HUANG7College of Bioengineering, Sichuan University of Science and Engineering, Yibin 644000, ChinaCollege of Bioengineering, Sichuan University of Science and Engineering, Yibin 644000, ChinaCollege of Bioengineering, Sichuan University of Science and Engineering, Yibin 644000, ChinaCollege of Bioengineering, Sichuan University of Science and Engineering, Yibin 644000, ChinaCollege of Bioengineering, Sichuan University of Science and Engineering, Yibin 644000, ChinaCollege of Bioengineering, Sichuan University of Science and Engineering, Yibin 644000, ChinaCollege of Bioengineering, Sichuan University of Science and Engineering, Yibin 644000, ChinaCollege of Bioengineering, Sichuan University of Science and Engineering, Yibin 644000, ChinaIn order to promote the process of sulfur reduction and quality enhancement of pear wine and promote the application of natural antioxidants in pear wine, Dihydromyricetin (DMY) was used alone or in combination with SO2 to be an alternative for sulfur dioxide in Korla fragrant pear wine fermentation. The free radical scavenging rate, total phenol contents, total flavonoid contents, wine color and volatile flavour components of the pear wine were measured, and the effects of DMY on antioxidant activity and flavor substances of pear wine were studied. The results showed that there was no significant difference in the basic physical and chemical indexes of pear wine among all groups (P>0.05), and the fermentation could be completed normally. In the H4 group, antioxidant activity were significantly higher than the control and other groups, the radical clearance rate of DPPH and ABTS+ was 70.08% and 95.89% respectively. The use of DMY alone or in combination with SO2 could promote the production of total phenols and total flavonoids (P<0.05). In addition, DMY had a great influence on the volatile flavor compounds of pear wine, and the higher concentration of DMY was more beneficial to the formation of the main aroma compounds. The combined use of DMY and SO2 could also increased the variety and total amount of volatile compounds. Among them, 24 species of volatile flavour components were detected in H3 group, and the total content was 11846.14 μg/L. Compared with the CK group, the contents of ethyl acetate and ethyl octanoate increased by 107.61, 420.27 μg/L, respectively. Generally speaking, the H3 group with relatively high content of total phenols and strong aroma component, showed strong stablility and its sensory evaluation score was as high as 85.7. The mixed use of DMY and SO2 has the best comprehensive effect in inhibiting browning and promoting total phenol. Proper amount of DMY could increase and improve the aroma components of fragrant pear wine and improve its quality.http://www.spgykj.com/cn/article/doi/10.13386/j.issn1002-0306.2022100292dihydromyricetinsulfur dioxidekorla pear wineantioxidant activityvolatile flavor substances
spellingShingle Yi MA
Kangjie YU
Xiongjun XIAO
Liming XIE
Ziyun WEI
Rong XIONG
Xiao YU
Huiling HUANG
Effects of Dihydromyricetin on Antioxidant Activity and Flavor Substances of Pear Wine
Shipin gongye ke-ji
dihydromyricetin
sulfur dioxide
korla pear wine
antioxidant activity
volatile flavor substances
title Effects of Dihydromyricetin on Antioxidant Activity and Flavor Substances of Pear Wine
title_full Effects of Dihydromyricetin on Antioxidant Activity and Flavor Substances of Pear Wine
title_fullStr Effects of Dihydromyricetin on Antioxidant Activity and Flavor Substances of Pear Wine
title_full_unstemmed Effects of Dihydromyricetin on Antioxidant Activity and Flavor Substances of Pear Wine
title_short Effects of Dihydromyricetin on Antioxidant Activity and Flavor Substances of Pear Wine
title_sort effects of dihydromyricetin on antioxidant activity and flavor substances of pear wine
topic dihydromyricetin
sulfur dioxide
korla pear wine
antioxidant activity
volatile flavor substances
url http://www.spgykj.com/cn/article/doi/10.13386/j.issn1002-0306.2022100292
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