<sup>1</sup>H-NMR Metabolomics as a Tool for Winemaking Monitoring

The chemical composition of wine is known to be influenced by multiple factors including some viticulture practices and winemaking processes. <sup>1</sup>H-NMR metabolomics has been successfully applied to the study of wine authenticity. In the present study, <sup>1</sup>H-NM...

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Autores principales: Inès Le Mao, Jean Martin-Pernier, Charlyne Bautista, Soizic Lacampagne, Tristan Richard, Gregory Da Costa
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/f7b0826f24414f99a27d11337551fe59
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spelling oai:doaj.org-article:f7b0826f24414f99a27d11337551fe592021-11-25T18:27:08Z<sup>1</sup>H-NMR Metabolomics as a Tool for Winemaking Monitoring10.3390/molecules262267711420-3049https://doaj.org/article/f7b0826f24414f99a27d11337551fe592021-11-01T00:00:00Zhttps://www.mdpi.com/1420-3049/26/22/6771https://doaj.org/toc/1420-3049The chemical composition of wine is known to be influenced by multiple factors including some viticulture practices and winemaking processes. <sup>1</sup>H-NMR metabolomics has been successfully applied to the study of wine authenticity. In the present study, <sup>1</sup>H-NMR metabolomics in combination with multivariate analysis was applied to investigate the effects of grape maturity and enzyme and fining treatments on Cabernet Sauvignon wines. A total of forty wine metabolites were quantified. Three different stages of maturity were studied (under-maturity, maturity and over-maturity). Enzyme treatments were carried out using two pectolytic enzymes (E1 and E2). Finally, two proteinaceous fining treatments were compared (vegetable protein, fining F1; pea protein and PVPP, fining F2). The results show a clear difference between the three stages of maturity, with an impact on different classes of metabolites including amino acids, organic acids, sugars, phenolic compounds, alcohols and esters. A clear separation between enzymes E1 and E2 was observed. Both fining agents had a significant effect on metabolite concentrations. The results demonstrate that <sup>1</sup>H-NMR metabolomics provides a fast and robust approach to study the effect of winemaking processes on wine metabolites. These results support the interest to pursue the development of <sup>1</sup>H-NMR metabolomics to investigate the effects of winemaking on wine quality.Inès Le MaoJean Martin-PernierCharlyne BautistaSoizic LacampagneTristan RichardGregory Da CostaMDPI AGarticle<sup>1</sup>H-NMRmetabolomicswinewinemakingOrganic chemistryQD241-441ENMolecules, Vol 26, Iss 6771, p 6771 (2021)
institution DOAJ
collection DOAJ
language EN
topic <sup>1</sup>H-NMR
metabolomics
wine
winemaking
Organic chemistry
QD241-441
spellingShingle <sup>1</sup>H-NMR
metabolomics
wine
winemaking
Organic chemistry
QD241-441
Inès Le Mao
Jean Martin-Pernier
Charlyne Bautista
Soizic Lacampagne
Tristan Richard
Gregory Da Costa
<sup>1</sup>H-NMR Metabolomics as a Tool for Winemaking Monitoring
description The chemical composition of wine is known to be influenced by multiple factors including some viticulture practices and winemaking processes. <sup>1</sup>H-NMR metabolomics has been successfully applied to the study of wine authenticity. In the present study, <sup>1</sup>H-NMR metabolomics in combination with multivariate analysis was applied to investigate the effects of grape maturity and enzyme and fining treatments on Cabernet Sauvignon wines. A total of forty wine metabolites were quantified. Three different stages of maturity were studied (under-maturity, maturity and over-maturity). Enzyme treatments were carried out using two pectolytic enzymes (E1 and E2). Finally, two proteinaceous fining treatments were compared (vegetable protein, fining F1; pea protein and PVPP, fining F2). The results show a clear difference between the three stages of maturity, with an impact on different classes of metabolites including amino acids, organic acids, sugars, phenolic compounds, alcohols and esters. A clear separation between enzymes E1 and E2 was observed. Both fining agents had a significant effect on metabolite concentrations. The results demonstrate that <sup>1</sup>H-NMR metabolomics provides a fast and robust approach to study the effect of winemaking processes on wine metabolites. These results support the interest to pursue the development of <sup>1</sup>H-NMR metabolomics to investigate the effects of winemaking on wine quality.
format article
author Inès Le Mao
Jean Martin-Pernier
Charlyne Bautista
Soizic Lacampagne
Tristan Richard
Gregory Da Costa
author_facet Inès Le Mao
Jean Martin-Pernier
Charlyne Bautista
Soizic Lacampagne
Tristan Richard
Gregory Da Costa
author_sort Inès Le Mao
title <sup>1</sup>H-NMR Metabolomics as a Tool for Winemaking Monitoring
title_short <sup>1</sup>H-NMR Metabolomics as a Tool for Winemaking Monitoring
title_full <sup>1</sup>H-NMR Metabolomics as a Tool for Winemaking Monitoring
title_fullStr <sup>1</sup>H-NMR Metabolomics as a Tool for Winemaking Monitoring
title_full_unstemmed <sup>1</sup>H-NMR Metabolomics as a Tool for Winemaking Monitoring
title_sort <sup>1</sup>h-nmr metabolomics as a tool for winemaking monitoring
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/f7b0826f24414f99a27d11337551fe59
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