Acetaldehyde reactions during wine bottle storage.


Journal

Food chemistry
ISSN: 1873-7072
Titre abrégé: Food Chem
Pays: England
ID NLM: 7702639

Informations de publication

Date de publication:
30 Aug 2019
Historique:
received: 03 09 2018
revised: 25 03 2019
accepted: 26 03 2019
entrez: 20 4 2019
pubmed: 20 4 2019
medline: 14 6 2019
Statut: ppublish

Résumé

Acetaldehyde is a major wine oxidation product. Here, three Cabernet Sauvignon wines, containing different levels of acetaldehyde from different micro-oxygenation (mOx) regimes, including yeast-mediated treatments, were aged under closures differing in oxygen ingress. Oxygen, phenolics, carbonyls and heterocyclic acetals were measured. Acetaldehyde levels at bottling was a significant factor in the phenolic compound profile after one year, with anthocyanins most affected, then flavonols, flavonoids and hydroxycinnamic acids, but there were negligible effects on benzoic acids. The effect of bottle closures with increased oxygen ingress had a similar trend. Increased acetaldehyde levels and oxygen ingress also yielded higher levels of the heterocyclic acetals from glycerol. These changes reflect aging, and suggest that managing mOx during production could be used to reduce the time needed to achieve some aged wine characteristics.

Identifiants

pubmed: 31000039
pii: S0308-8146(19)30622-3
doi: 10.1016/j.foodchem.2019.03.137
pii:
doi:

Substances chimiques

Acetals 0
Anthocyanins 0
Phenols 0
Acetaldehyde GO1N1ZPR3B
Oxygen S88TT14065

Types de publication

Journal Article

Langues

eng

Sous-ensembles de citation

IM

Pagination

208-215

Informations de copyright

Copyright © 2019 Elsevier Ltd. All rights reserved.

Auteurs

Guomin Han (G)

School of Pharmacy, Binzhou Medical University, Yantai, Shandong 264003, PR China; College of Enology, Northwest A&F University, Yangling, Shaanxi 712100, PR China. Electronic address: hanguomin@nwsuaf.edu.cn.

Michael R Webb (MR)

Department of Viticulture and Enology, University of California, One Shields Avenue, Davis, CA 95616, USA. Electronic address: mrwebb@ucdavis.edu.

Andrew L Waterhouse (AL)

Department of Viticulture and Enology, University of California, One Shields Avenue, Davis, CA 95616, USA. Electronic address: alwaterhouse@ucdavis.edu.

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