Comparative Analysis of Flavonoid Metabolites in Foxtail Millet (<i>Setaria italica</i>) with Different Eating Quality

Foxtail millet (<i>Setaria italica</i>) is an important minor cereal crop in China. The yellow color of the de-husked grain is the most direct aspect for evaluating the foxtail millet quality. The yellow pigment mainly includes carotenoids (lutein and zeaxanthin) and flavonoids. To revea...

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Main Authors: Yakun Zhang, Jianhua Gao, Qianru Qie, Yulu Yang, Siyu Hou, Xingchun Wang, Xukai Li, Yuanhuai Han
Format: Article
Language:English
Published: MDPI AG 2021-06-01
Series:Life
Subjects:
Online Access:https://www.mdpi.com/2075-1729/11/6/578
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author Yakun Zhang
Jianhua Gao
Qianru Qie
Yulu Yang
Siyu Hou
Xingchun Wang
Xukai Li
Yuanhuai Han
author_facet Yakun Zhang
Jianhua Gao
Qianru Qie
Yulu Yang
Siyu Hou
Xingchun Wang
Xukai Li
Yuanhuai Han
author_sort Yakun Zhang
collection DOAJ
description Foxtail millet (<i>Setaria italica</i>) is an important minor cereal crop in China. The yellow color of the de-husked grain is the most direct aspect for evaluating the foxtail millet quality. The yellow pigment mainly includes carotenoids (lutein and zeaxanthin) and flavonoids. To reveal the diversity and specificity of flavonoids in foxtail millet, we chose three high eating quality and two poor eating quality varieties as research materials. A total of 116 flavonoid metabolites were identified based on Ultra Performance Liquid Chromatography-Electrospray Ionization-Tandem Mass Spectrometry (UPLC-ESI-MS/MS) system. The tested varieties contained similar levels of flavonoid metabolites, but with each variety accumulating its unique flavonoid metabolites. A total of 33 flavonoid metabolites were identified as significantly discrepant between high eating quality and poor eating quality varieties, which were mainly in the flavonoid biosynthesis pathway and one of its branches, the flavone and flavonol biosynthesis pathway. These results showed the diversified components of flavonoids accumulated in foxtail millets and laid the foundation for further research on flavonoids and the breeding for high-quality foxtail millet varieties.
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spelling doaj.art-0eec7f7e6a2a49239ba17447acdf79be2023-11-22T00:41:06ZengMDPI AGLife2075-17292021-06-0111657810.3390/life11060578Comparative Analysis of Flavonoid Metabolites in Foxtail Millet (<i>Setaria italica</i>) with Different Eating QualityYakun Zhang0Jianhua Gao1Qianru Qie2Yulu Yang3Siyu Hou4Xingchun Wang5Xukai Li6Yuanhuai Han7College of Agriculture, Shanxi Agricultural University, Jinzhong 030801, ChinaCollege of Life Sciences, Shanxi Agricultural University, Jinzhong 030801, ChinaCollege of Agriculture, Shanxi Agricultural University, Jinzhong 030801, ChinaCollege of Agriculture, Shanxi Agricultural University, Jinzhong 030801, ChinaCollege of Agriculture, Shanxi Agricultural University, Jinzhong 030801, ChinaCollege of Life Sciences, Shanxi Agricultural University, Jinzhong 030801, ChinaCollege of Life Sciences, Shanxi Agricultural University, Jinzhong 030801, ChinaCollege of Agriculture, Shanxi Agricultural University, Jinzhong 030801, ChinaFoxtail millet (<i>Setaria italica</i>) is an important minor cereal crop in China. The yellow color of the de-husked grain is the most direct aspect for evaluating the foxtail millet quality. The yellow pigment mainly includes carotenoids (lutein and zeaxanthin) and flavonoids. To reveal the diversity and specificity of flavonoids in foxtail millet, we chose three high eating quality and two poor eating quality varieties as research materials. A total of 116 flavonoid metabolites were identified based on Ultra Performance Liquid Chromatography-Electrospray Ionization-Tandem Mass Spectrometry (UPLC-ESI-MS/MS) system. The tested varieties contained similar levels of flavonoid metabolites, but with each variety accumulating its unique flavonoid metabolites. A total of 33 flavonoid metabolites were identified as significantly discrepant between high eating quality and poor eating quality varieties, which were mainly in the flavonoid biosynthesis pathway and one of its branches, the flavone and flavonol biosynthesis pathway. These results showed the diversified components of flavonoids accumulated in foxtail millets and laid the foundation for further research on flavonoids and the breeding for high-quality foxtail millet varieties.https://www.mdpi.com/2075-1729/11/6/578foxtail milletflavonoid metabolomefunctional componentsUPLC-ESI-MS/MS
spellingShingle Yakun Zhang
Jianhua Gao
Qianru Qie
Yulu Yang
Siyu Hou
Xingchun Wang
Xukai Li
Yuanhuai Han
Comparative Analysis of Flavonoid Metabolites in Foxtail Millet (<i>Setaria italica</i>) with Different Eating Quality
Life
foxtail millet
flavonoid metabolome
functional components
UPLC-ESI-MS/MS
title Comparative Analysis of Flavonoid Metabolites in Foxtail Millet (<i>Setaria italica</i>) with Different Eating Quality
title_full Comparative Analysis of Flavonoid Metabolites in Foxtail Millet (<i>Setaria italica</i>) with Different Eating Quality
title_fullStr Comparative Analysis of Flavonoid Metabolites in Foxtail Millet (<i>Setaria italica</i>) with Different Eating Quality
title_full_unstemmed Comparative Analysis of Flavonoid Metabolites in Foxtail Millet (<i>Setaria italica</i>) with Different Eating Quality
title_short Comparative Analysis of Flavonoid Metabolites in Foxtail Millet (<i>Setaria italica</i>) with Different Eating Quality
title_sort comparative analysis of flavonoid metabolites in foxtail millet i setaria italica i with different eating quality
topic foxtail millet
flavonoid metabolome
functional components
UPLC-ESI-MS/MS
url https://www.mdpi.com/2075-1729/11/6/578
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